简介:
麦克风传感器是一种必不可少的器件,它有助于我们捕获声音并将其转换为电信号,因此在现代技术中发挥着至关重要的作用。
从简单的语音记录到复杂的音频处理,这些传感器可以将声能转化为电能,因而可以应用到通信系统、娱乐和工业环境中。不同类型的麦克风传感器具有不同的工作原理,并针对特定用途进行了优化。了解这些传感器的工作原理及其各自的优势对于为应用选择合适的麦克风而言至关重要。
麦克风传感器的工作原理:
从核心角度来说,麦克风传感器是一种换能器:一种将能量从一种形式转换为另一种形式的器件。在这种情况下,能量转换是从声能(声波)转换为电能(电压)。当声波击中麦克风的振膜时,会使其振动。这些振动随后被转换为反映声波幅度和频率的电信号。
- 声波输入: 来自环境的入射声波。
- 振膜: 振膜对声波做出反应并产生振动,从而产生机械运动。
- 换能机制(换能器): 将机械振动转换为电信号。这可能是:
- 电磁式(动态麦克风)
- 电容式(电容麦克风)
- 基于MEMS的换能(MEMS麦克风)
- 压电式(压电麦克风)
- 前置放大器: 放大换能机制产生的微弱电信号。
- 信号调理: 可能包括滤波、均衡或降噪以优化信号质量。
- 输出信号: 将经过处理的电信号输出到记录、处理或传输系统。
这种转换过程可能因使用的麦克风传感器类型而异。我们来看看最常见的类型:
麦克风传感器的类型:
麦克风传感器有多种类型,每种都有不同的特性和适用的应用。它们主要可以分为动态麦克风、电容麦克风和微机电系统(MEMS)麦克风。
1. 动态麦克风:
动态麦克风是各种行业中最常见且使用最广泛的麦克风类型之一,从现场声音制作到广播和录音等。
它们以电磁感应为原理。以下是过程的分解:
- 振膜和线圈: 动态麦克风的核心是一个由轻薄材料(通常是塑料或聚酯薄膜)制成的振膜,该振膜与一个线圈相连。当声波击中振膜时,就会使其振动。
- 磁体: 线圈周围是一块磁体,能够在其周围产生磁场。
- 电磁感应: 振膜振动时会使线圈在磁场内来回移动。这种运动会在线圈中感应出电流。由此产生的电信号与最初引起振膜震动的声波成正比。
- 输出: 随后该电信号被发送到放大器或录音设备,并在其中被转换回声音或存储为数字或模拟信号。
优点:
- 动态麦克风传感器以其耐用性、处理高声压级(SPL)的能力、成本效益和无需外部电源(自供电)等特性而闻名。
限制:
- 动态麦克风传感器的灵敏度通常较低,这意味着它们可能无法像其他麦克风那样有效地捕捉声音的微妙细节。
- 与电容麦克风相比,动态麦克风的频率响应范围通常更窄,这可能会影响录音质量,特别是在频率的高端和低端。
2. 电容麦克风:
电容麦克风(也称为冷凝麦克风)以其高灵敏度和准确捕捉声音的能力而闻名。
电容麦克风的工作原理是电容换能。以下是该过程的分解:
- 电容极板(振膜和背板): 电容麦克风包含组成电容的两个板:一个薄而轻的振膜和一个固定的背板。振膜用作电容的一个板,而背板则是另一个板。
- 声波和振膜运动: 当声波击中振膜时会引起振动,从而改变振膜和背板之间的距离。这些振动会导致系统电容发生变化。
- 电荷: 通常通过外部电源(如幻象电源)在振膜和背板上施加电荷。随着振膜的移动,电容发生变化,电信号也随之变化。
- 信号输出: 这些电信号的变化随后被放大并输出为声音信号,该声音信号与原始音频源非常相似。
优点:
- 电容麦克风传感器具有非常高的灵敏度,使它们能够捕捉微妙的声音细节。
- 这些麦克风的频率响应通常比动态麦克风更宽,因此更适合捕捉细微的声音,包括低频和高频。
- 电容麦克风具有快速的瞬态响应,这意味着它们能够准确捕捉尖锐、快速的声音。
限制:
- 电容麦克风通常比动态麦克风更脆弱,可能无法承受粗暴搬运,因此不太适合在恶劣环境中的现场表演。
- 由于其灵敏度较高,电容麦克风可能会捕捉到不需要的背景噪音,因此不太适合在嘈杂环境中使用。
电容麦克风的一个关键特性是它们需要外部电源才能运行。这种电源可以通过以下方式供电:
- 最常见的方法是幻象电源(通常为48V),即,通过麦克风电缆从音频接口、混音器或前置放大器供电。
- 一些便携式电容麦克风使用电池作为电源,这在野外录音或便携式设置中非常有用。
驻极体电容麦克风 是一种电容麦克风,采用永久充电背板,因此不需要再使用外部偏置电压。虽然不需要外部电源进行极化,但它们通常包含内置放大器,因此仍然需要低电压电源(1.0V-10V)。它们的特性与常规的电容麦克风相似。
适用的零件编号
| 得捷料号 | 原厂料号 |
|---|---|
| 102-6541-ND | CMEJ-0415-42-LP |
| 102-1721-ND | CMA-4544PF-W |
| 102-1720-ND | CMA-6542PF |
| 668-1197-ND | AOM-4544P-2-R |
| 668-1391-ND | POM-3535L-3-R |
| 668-1676-ND | POM-5038P-C3310-R |
| 433-1155-ND | EM4015LW-38C10NF |
| 668-1425-ND | POM-3535P-3-R |
| 668-1158-ND | POM-2738P-R |
| 668-1424-ND | POW-2742P-C3310-B-R |
| 668-1314-ND | POW-1644P-B-R |
| 668-1596-ND | AOM-5024L-HD-R |
| 102-5634-ND | CMC-9745-37T |
| 102-2190-ND | CME-1538-100LB |
| 423-1121-ND | EK-23024-C36 |
| 423-1160-ND | EK-23024-000 |
| 423-WP-23502-000-ND | WP-23502-000 |
| 423-1064-ND | FG-23629-P16 |
| 423-1123-ND | FG-23629-D65 |
| 423-1368-ND | TO-24611-000 |
| 423-1159-ND | FG-23329-P07 |
| 423-1015-ND | MR-23151-000 |
| 102-6532-ND | CMEJ-4618-42-L015 |
| 102-6542-ND | CMEJ-0415-42-P |
| 2104-MO094204-1-ND | MO094204-1 |
| 668-1460-ND | AOM-4544P-R |
| 102-6540-2-ND,102-6540-1-ND,102-6540-6-ND | CMEJ-0413-42-SMT-TR |
| 102-6547-ND | CMEJ-0627-42-P |
| 102-6549-ND | CMEJ-0605-36-L030 |
| 102-1719-ND | CMA-6542TF-K |
| 102-4103-ND | CMC-9745-44P |
| 102-1725-ND | CMC-5044PF-A |
| 668-1224-ND | AOM-4546P-R |
| 102-1722-ND | CMB-6544PF |
| 102-4098-ND | CMC-6027-32T |
| 102-1724-ND | CMC-5042PF-AC |
| 102-6545-ND | CMEJ-0733-25-L070 |
| CMEJ-9745-37-P-ND | CMEJ-9745-37-P |
| 2104-MW062502-1-ND | MW062502-1 |
| 668-1296-ND | AOM-6738P-R |
| 668-1490-ND | ANM-5254L-LW100-R |
| 668-1196-ND | AOM-6742P-2-R |
| 102-1726-ND | CMC-2742PBJ-A |
| 668-1295-ND | AOM-6738L-R |
| 668-1215-ND | ANM-5254L-R |
| 668-1195-ND | AOM-6742L-R |
| 668-1418-ND | AOM-6746P-R |
| 2104-MW044202-1-ND | MW044202-1 |
| 433-1099-ND | EM-6027P |
| 668-1308-ND | POM-2244L-C33-R |
| 2104-MW064202-1-ND | MW064202-1 |
| 2104-MW042502-1-ND | MW042502-1 |
| 433-1188-ND | EM-4015N-44 |
| 102-5630-ND | CMC-6027-32L100 |
| 668-1175-ND | PUM-3546L-R |
| 102-5629-ND | CMC-6027-24L100 |
| 102-1728-ND | CMI-5247TF-K |
| 102-1727-ND | CMC-2242PBL-A |
| 458-PMOF-9745W-42DQ-ND | PMOF-9745W-42DQ |
| 668-1495-ND | POM-2738L-LW100-R |
| 433-1154-ND | EM6027LW-42C |
| 668-1393-ND | AUM-5047L-3-R |
| 668-1677-ND | POM-5046P-C3310-R |
| 102-1732-ND | CMC-2742WBL-25L |
| 668-1153-ND | POM-2246P-C33-R |
| 102-4474-ND | CMC-9745-130T |
| 102-4641-ND | CMC-4015-40L100 |
| 668-1492-ND | AUM-5047L-3-LW100-R |
| 102-4097-ND | CMC-6027-24T |
| 102-4637-ND | CMC-3015-44L100 |
| 433-EM-6027UN-38-ND | EM-6027UN-38 |
| 668-1155-ND | POM-2735P-R |
| 668-1415-ND | POM-2244P-C3310-2-R |
| 668-1679-ND | PUM-5250L-C3310-R |
| 668-1597-ND | DOM-3027L-HD-R |
| 668-1413-ND | ANM-5054L-2-R |
| 668-1672-ND | PNM-2751L-C3310-R |
| 102-4102-ND | CMC-6027-42L100 |
| 668-1184-ND | TOM-1545P-R |
| 668-1297-ND | AOW-4544P-C3310-B-R |
| 668-POW-3535L-3-LW100-B-R-ND | POW-3535L-3-LW100-B-R |
| 102-4538-ND | CMC-6015-47P |
| 102-5637-ND | CMC-97452-L100 |
| 102-4475-ND | CMC-6035-130T |
| 668-1496-ND | POM-3535L-3-LW100-R |
| 668-1599-ND | ROM-2235L-HD-R |
| 668-AOM-5024L-HD-F-R-ND | AOM-5024L-HD-F-R |
| 102-2191-ND | CMI-4537-SN69 |
| 668-TUM-1842L-HD-ND | TUM-1842L-HD |
| 668-1598-ND | POM-2730L-HD-R |
| 668-1601-ND | TOM-1537L-HD-R |
| 102-5636-ND | CMC-9745-37T3 |
| 668-PUM-2745L-HD-R-ND | PUM-2745L-HD-R |
| 668-1453-ND | POM-3535L-2-R |
| 668-AUM-5241L-HD-ND | AUM-5241L-HD |
| 423-EA-21842-C36-ND | EA-21842-C36 |
| 102-6548-ND | CMEJ-0627-42-SP |
| 2104-MO064404-1-ND | MO064404-1 |
| 102-6531-ND | CMEJ-4618-42-L010 |
| 102-6536-ND | CMEJ-4618-38-L040 |
| 102-6535-ND | CMEJ-4618-38-L060 |
| 102-1723-ND | CMC-5044TF-A |
| 2104-MO093803-2-ND | MO093803-2 |
| 668-1294-ND | AOM-5244L-R |
| 2104-MO064202-3-ND | MO064202-3 |
| 2104-MO044202-4-ND | MO044202-4 |
| 2104-MW063002-1-ND | MW063002-1 |
| 433-1097-ND | EM-9745P |
| 433-1098-ND | EM-9745 |
| 458-1547-ND | PMOF-9767NP-46DQ |
| 102-6537-ND | CMEJ-4618-32-L045 |
| 102-5627-ND | CMC-6022-38L100 |
| 458-1537-ND | PMO-6022PN-48KDQ |
| 2104-MO062504-1-ND | MO062504-1 |
| 2104-MW063602-1-ND | MW063602-1 |
| 668-1499-ND | AOM-4540P-R |
| 668-1292-ND | AOM-4544P-NF-R |
| 668-1484-ND | AOM-4542P-R |
| 668-1290-ND | AOM-4540L-R |
| 668-1293-ND | AOM-4546L-R |
| 668-1198-ND | AOM-6545P-R |
| 102-6543-ND | CMEJ-0733-36-L050 |
| 668-1168-ND | POM-3046P-R |
| 668-1172-ND | POM-3546P-R |
| 102-4086-ND | CMC-3015-44T |
| 668-1163-ND | POM-2746L-R |
| 433-1107-ND | EM-4015-BC |
| 668-1310-ND | POM-2744P-C33-R |
| 433-1189-ND | EM-6027N |
| 102-5624-ND | CMC-6013-38L100 |
| 433-EM-6027LR-45-ND | EM-6027LR-45 |
| 668-1491-ND | AOM-6738L-LW100-R |
| 668-1673-ND | PNM-3546L-C3310-R |
| 668-1389-ND | POM-2245L-C10-R |
| 102-4476-ND | CMC-4015-130T |
| 433-EM-6027LRNW-ND | EM-6027LRNW |
| 668-1642-ND | POM-5246L-R |
| 458-1539-ND | PMO-6027P-40KDQ |
| 668-1675-ND | PNM-5054L-C3310-R |
| 102-4093-ND | CMC-6018-38P |
| 668-POW-1527L-C3310-AMP-R-ND | POW-1527L-C3310-AMP-R |
| 668-1170-ND | POM-3542P-R |
| 668-1680-ND | AUM-5247L-C3310-R |
| 2223-CMC-4013-2-SMT-TR-ND,2223-CMC-4013-2-SMT-TRCT-ND,2223-CMC-4013-2-SMT-TRDKR-ND | CMC-4013-2-SMT-TR |
| 102-4088-ND | CMC-4015-40P |
| 102-4087-ND | CMC-4015-25T |
| 668-1157-ND | POM-2738P-C33-R |
| 668-1156-ND | POM-2738L-R |
| 102-5635-ND | CMC-9745-37T2 |
| 668-1540-ND | AOW-4544L-C3310-B-R |
| 668-TOW-1538L-LW100-R-ND | TOW-1538L-LW100-R |
| 668-1414-ND | POM-1345P-C3310-R |
| 668-1423-ND | POW-2742L-C3310-B-R |
| 668-1422-ND | POW-2242L-C3310-B-R |
| 668-1313-ND | POW-1644L-B-R |
| 668-1498-ND | TOM-1545L-LW100-R |
| 668-1600-ND | ROM-2235P-HD-R |
| 2104-MO064202-4-ND | MO064202-4 |
| 102-6534-ND | CMEJ-4618-42-L177 |
| 2104-MO094001-2-ND | MO094001-2 |
| 2104-MO044202-2-ND | MO044202-2 |
| 458-1534-ND | PMO-4015PN-42KDQ |
| 668-1396-ND | AOM-6746L-R |
| 2104-MO044002-1TR-ND,2104-MO044002-1CT-ND,2104-MO044002-1DKR-ND | MO044002-1 |
| 433-1232-ND | EM-3015 |
| 2104-MN094701-1-ND | MN094701-1 |
| 668-1169-ND | POM-3542L-R |
| 2104-MN095401-1-ND | MN095401-1 |
| 433-1187-ND | EM-4015N |
| 102-5626-ND | CMC-6022-37L100 |
| 2104-MU064602-2-ND | MU064602-2 |
| 668-1674-ND | PNM-5050L-C3310-R |
| 668-1493-ND | POM-2244L-C33-LW100-R |
| 102-5625-ND | CMC-6018-44L100 |
| 102-5632-ND | CMC-6050-40L100 |
| 2104-MU064602-1-ND | MU064602-1 |
| 102-4638-ND | CMC-4012-40P |
| 2151-RMIC-110-5-6015-NS1-ND | RMIC-110-5-6015-NS1 |
| 2151-RMIC-110-10-6022-NS1-ND | RMIC-110-10-6022-NS1 |
| 2104-MW062502-2-ND | MW062502-2 |
| 2104-MW063002-2-ND | MW063002-2 |
| 2151-RMIC-110-5-6027-NS1-ND | RMIC-110-5-6027-NS1 |
| 2151-RMIC-110-5-4015-NS2-ND | RMIC-110-5-4015-NS2 |
| 2223-CMR-4015-44-SP-ND | CMR-4015-44-SP |
| 2151-RMIC-110-5-3015-NS1-ND | RMIC-110-5-3015-NS1 |
| 2151-RMIC-110-5-4015-NS3-ND | RMIC-110-5-4015-NS3 |
| 668-1171-ND | POM-3546L-R |
| 2223-CMC-4015-40L170-ND | CMC-4015-40L170 |
| PUM-5250L-C3310-LWC50-R-ND | PUM-5250L-C3310-LWC50-R |
| FG-23329-P142-ND | FG-23329-P142 |
| TO38-30886B21-ND | TO38-30886-B21 |
| FG38-31011S16-ND | FG38-31011-S16 |
| 423-VEK-H-30108-000-ND | VEK-H-30108-000 |
| 3949-OWMO-4013SA-42-RC101TR-ND,3949-OWMO-4013SA-42-RC101CT-ND,3949-OWMO-4013SA-42-RC101DKR-ND | OWMO-4013SA-42-RC101 |
| 2266-CMC-6018-38T-ND,102-4094-ND | CMC-6018-38T |
| 3949-OWMO-9745TA-32-CC101-ND | OWMO-9745TA-32-CC101 |
| 3949-OWMO-6027TA-34-ANC114-ND | OWMO-6027TA-34-ANC114 |
| 2377-MEU-95PD-01-713-C1033-ND | MEU-95PD-01-713-C1033 |
| 3949-OWMO-4015TA-39-ANC114-ND | OWMO-4015TA-39-ANC114 |
| 102-4100-ND | CMC-6036-40T |
| 4626-TM141047-ND | TM141047 |
| 4626-TM141036-ND | TM141036 |
| 102-4101-ND | CMC-6050-40T |
| 102-1730-ND | CMR-5054TB-A |
| 4086-UB1465-ND | UB1465 |
| 4086-UB99452-373J-L01C01-00-0-ND | UB99452-373J-L01C01-00-0 |
| 2266-CMC-6015-42P-ND,102-4092-ND | CMC-6015-42P |
| 4626-TM141059-ND | TM141059 |
| 4086-UB1662-ND | UB1662 |
| 3949-OWMU-1465TA-34-CC101-ND | OWMU-1465TA-34-CC101 |
| 2266-CMC-9745-37L100-ND,102-5633-ND | CMC-9745-37L100 |
| 2266-CMC-6036-40L100-ND,102-5631-ND | CMC-6036-40L100 |
| 2266-CMC-9745-L100-ND,102-4643-ND | CMC-9745-L100 |
| 4086-UB2564-ND | UB2564 |
| 2895-BCM4013OSBC-42-ND | BCM4013OSBC-42 |
| 2895-HBO0603B-52/1338TR-ND | HBO0603B-52/1338 |
| 2895-BCM4013OLFC-42-JST-ZHR-2-ND | BCM4013OLFC-42-JST-ZHR-2 |
| 2895-HBO0302C-58/1248-ND | HBO0302C-58/1248 |
| 2895-BCM9750ULF-47J50-ND | BCM9750ULF-47J50 |
| 423-TO-30047-D60-ND | TO-30047-D60 |
| 2377-MEO-96PD-04-583-ND | MEO-96PD-04-583 |
| 4086-UB40152-423G-XSLCY2-IH-0-ND | UB40152-423G-XSLCY2-IH-0 |
| 4086-NB6027E-403S-L01RAB-00-0-ND | NB6027E-403S-L01RAB-00-0 |
| 2377-MEO-627PN-02-643REV.1-ND | MEO-627PN-02-643 REV.1 |
| 4086-UB60505-352X-L01CAY-00-0-ND | UB60505-352X-L01CAY-00-0 |
| 4086-UB60279-353G-WUVC01-NG-0-ND | UB60279-353G-WUVC01-NG-0 |
| 4086-UB1463-ND | UB1463 |
| 4086-UB6018D-442S-YATRAC-00-0-ND | UB6018D-442S-YATRAC-00-0 |
| 4086-UB9750A-373G-L01C01-00-0-ND | UB9750A-373G-L01C01-00-0 |
| 4086-UB1465-2-ND | UB1465-2 |
| 4086-UB1606-ND | UB1606 |
| 4333-BG-MIC-U1-ND | BG-MIC-U1 |
| FG-23329-C05-ND | FG-23329-C05 |
| 102-6533-ND | CMEJ-4618-42-L120 |
| 102-6544-ND | CMEJ-0629-36-L050 |
| 102-1729-ND | CMP-5247TF-K |
| 668-DUM-4537L-HD-R-ND | DUM-4537L-HD-R |
| 668-TOM-1537L-HD-LW100-B-R-ND | TOM-1537L-HD-LW100-B-R |
| 423-1120-ND | EK-23027-C36 |
| 423-1289-ND | EM-24446-C36 |
| 423-1010-ND | NR-23160-000 |
| TM-23546-C36-ND | TM-23546-C36 |
| FG-23742-C05-ND | FG-23742-C05 |
| 2104-MO093803-1-ND | MO093803-1 |
| 102-6550-ND | CMEJ-0706-42-P |
| 102-6546-ND | CMEJ-0733-42-L050 |
| 2104-MO064402-7-ND | MO064402-7 |
| 433-EM-9767P-44-ND | EM-9767P-44 |
| 433-EM-6022PR-38-ND | EM-6022PR-38 |
| 2104-MW043602-1-ND | MW043602-1 |
| 668-PNM-2751P-R-ND | PNM-2751P-R |
| 458-1538-ND | PMO-6022SN-42UQ |
| 458-PMOF-6050PA-36KDQ-ND | PMOF-6050PA-36KDQ |
| 668-1417-ND | AOM-4542L-R |
| 102-4095-ND | CMC-6022-37T |
| 2104-MW043002-1-ND | MW043002-1 |
| 668-1327-ND | TOM-3050L-R |
| 668-1166-ND | POM-3042P-R |
| 433-EM-4015LRW-40-ND | EM-4015LRW-40 |
| 433-1191-ND | EM-9745UN |
| 668-1149-ND | POM-2242P-C33-R |
| 668-TOW-1538P-C3310-R-ND | TOW-1538P-C3310-R |
| 668-TOW-1530P-R-ND | TOW-1530P-R |
| 2104-MO095804-1-ND | MO095804-1 |
| 2104-MO063602-1-ND | MO063602-1 |
| 433-EM-9750P-ND | EM-9750P |
| 2104-MO044202-3-ND | MO044202-3 |
| 458-1548-ND | PMOF-9767NS-40DQ |
| 433-EM-6022L-38-ND | EM-6022L-38 |
| 102-6538-ND | CMEJ-4618-38-L046 |
| 433-EM-9767P-ND | EM-9767P |
| 433-1096-ND | EM-4530 |
| 433-EM-4015PR-38-ND | EM-4015PR-38 |
| 433-EM-6022STR-ND,433-EM-6022SCT-ND,433-EM-6022SDKR-ND | EM-6022S |
| 433-1101-ND | EM-6027 |
| 668-1167-ND | POM-3046L-R |
| 668-1160-ND | POM-2742P-2-R |
| 668-1159-ND | POM-2742L-2-R |
| 433-1190-ND | EM-6050N |
| 668-1678-ND | POM-5038L-C3310-R |
| 458-1540-ND | PMOF-6027NSN-36KDQ |
| 458-1541-ND | PMOF-6027WN-44KDQ |
| 668-1661-ND | PUM-3046L-C3310-R |
| 668-1595-ND | DUM-4546L-C3310-R |
| 668-1500-ND | AOW-4542P-B-R |
| 668-1494-ND | POM-2246L-C33-LW100-R |
| 668-1681-ND | TOM-1242L-NF-C3310-R |
| 2151-RMIC-110-10-6027-NS1-ND | RMIC-110-10-6027-NS1 |
| 2151-RMIC-104-10-4015-NS1-ND | RMIC-104-10-4015-NS1 |
| 2151-RMIC-115-10-4013-NS1-ND | RMIC-115-10-4013-NS1 |
| 2151-RMIC-110-10-9750-NS1-ND | RMIC-110-10-9750-NS1 |
| 2104-MW043602-2-ND | MW043602-2 |
| 2104-MW044202-2-ND | MW044202-2 |
| 2104-MW064202-2-ND | MW064202-2 |
| 2104-MW063602-2-ND | MW063602-2 |
| 2104-MW043002-2-ND | MW043002-2 |
| 668-1323-ND | POM-2244P-2-R |
| EK-23027-P35-ND | EK-23027-P35 |
| 423-WP-23501-000-ND | WP-23501-000 |
| 2377-MEO-96PD-01-603-ND | MEO-96PD-01-603 |
| 2377-MEO-94PN-01-643-ND | MEO-94PN-01-643 |
| 2326-REM54F60ASSY-NL-ND | REM54F60ASSY-NL |
| 3949-OWMO-6027TA-34-RC101-ND | OWMO-6027TA-34-RC101 |
| 2377-MEO-94PN-01-603-ND | MEO-94PN-01-603 |
| 4626-TM141032-ND | TM141032 |
| 2266-CMC-4015-40T-ND,102-4089-ND | CMC-4015-40T |
| 4626-TM141062-ND | TM141062 |
| 4626-TM141061-ND | TM141061 |
| 4626-TM141064-ND | TM141064 |
| 4626-TM141042-ND | TM141042 |
| 102-4091-ND | CMC-6013-38T |
| 4626-TM141045-ND | TM141045 |
| 4626-TM141049-ND | TM141049 |
| 4626-TM141030-ND | TM141030 |
| 668-1165-ND | POM-3042L-R |
| 4626-TM141050-ND | TM141050 |
| 4626-TM141066-ND | TM141066 |
| 4626-TM141065-ND | TM141065 |
| 4626-TM141067-ND | TM141067 |
| 4626-TM141051-ND | TM141051 |
| 4626-TM141029-ND | TM141029 |
| 4626-TM141054-ND | TM141054 |
| 4626-TM141053-ND | TM141053 |
| 4626-TM141058-ND | TM141058 |
| 4626-TM141055-ND | TM141055 |
| 2895-HBO0403D-57/1335TR-ND | HBO0403D-57/1335 |
| 2895-HBO0603H-50/1340-ND | HBO0603H-50/1340 |
| 2895-HBO0803A-48/1341-ND | HBO0803A-48/1341 |
| 2895-HBO0303C-60TR-ND | HBO0303C-60 |
| 2895-HBO1003D-46/1342-ND | HBO1003D-46/1342 |
| 423-EA-21842-G31-ND | EA-21842-G31 |
| 4626-TM141041-ND | TM141041 |
| 4626-TM141037-ND | TM141037 |
| 4626-TM141044-ND | TM141044 |
| 4626-TM141060-ND | TM141060 |
| 4626-TM141028-ND | TM141028 |
| 4626-TM141057-ND | TM141057 |
| 2673-MEO4013MH-443RCTR-ND | MEO4013MH-443RC |
| 2673-MEO6027S363C1033HTR-ND | MEO6027S363C1033H |
| 2673-MEO6022S423C1033TR-ND | MEO6022S423C1033 |
| 4626-TM141063-ND | TM141063 |
| 4626-TM141056-ND | TM141056 |
| 4626-TM141052-ND | TM141052 |
| 668-1183-ND | TOM-1545L-R |
| 668-1394-ND | AOM-4540P-NF-R |
| 433-EM-4015LR-40-3-ND | EM-4015LR-40-3 |
| 668-1390-ND | POM-2245L-C33-R |
| 668-1151-ND | POM-2246L-C33-R |
| 433-1092-ND | EM-4530-C |
| 668-1187-ND | TOM-3046L-R |
| 668-1421-ND | POM-1644P-NF-R |
| 668-AOM-5024P-HD-MB-R-ND | AOM-5024P-HD-MB-R |
| 423-BJ-21590-000-ND | BJ-21590-000 |
| 668-AUM-4537L-HD-R-ND | AUM-4537L-HD-R |
| 668-POM-2739L-HD3-LW100-R-ND | POM-2739L-HD3-LW100-R |
| FBEM30342000-ND | FB-EM-30342-000 |
| 423-FBFO23225-ND | FB-FO-23225-000 |
| FB-EM30343000-ND | FB-EM-30343-000 |
| TOW-3050P-B-R-ND | TOW-3050P-B-R |
| FBDW30293000-ND | FB-DW-30293-000 |
| FBBU34023000-ND | FB-BU-34023-000 |
| FB-EI31552000-ND | FB-EI-31552-000 |
| 4333-BG-OMNITALK-ND | BG-OMNITALK |
| 4333-BG-OMNITALK-PRO-ND | BG-OMNITALK-PRO |
| 668-AOM-5035L-HD3-LW100-R-ND | AOM-5035L-HD3-LW100-R |
| FB-BW30335000-ND | FB-BW-30335-000 |
| 668-POM-2739L-HD3-R-ND | POM-2739L-HD3-R |
| BJ-28471-000-ND | BJ-28471-000 |
| 423-FB-FO-25383-000-ND | FB-FO-25383-000 |
| FB-EI30026000-ND | FB-EI-30026-000 |
| FB-DR30366000-ND | FB-DR-30366-000 |
| 423-WP-25993-D63-ND | WP-25993-D63 |
| 423-DFG-30445-000-ND | DFG-30445-000 |
| 668-AOM-5035L-HD3-R-ND | AOM-5035L-HD3-R |
| 668-AOW-6540L-R-ND | AOW-6540L-R |
| ZC5330-ND | ZC5330 |
| TO-24611-D60-ND | TO-24611-D60 |
| TO-30078-000-ND | TO-30078-000 |
| TO-30453-000-ND | TO-30453-000 |
| TO-30994-000-ND | TO-30994-000 |
| 423-WP-30113-PO3-ND | WP-30113-PO3 |
| BJ-21591-000-ND | BJ-21591-000 |
| TO-31021-B21-ND | TO-31021-B21 |
| BTO-26738-D48-ND | BTO-26738-D48 |
| BTO-26740-D55-ND | BTO-26740-D55 |
| NR-30572-000-ND | NR-30572-000 |
| BJ-23141-134-ND | BJ-23141-134 |
| FB-DO23847E46-ND | FB-DO-23847-E46 |
| TO-30078-P117-ND | TO-30078-P117 |
| TO-30187-S13-ND | TO-30187-S13 |
| TO-30790-S13-ND | TO-30790-S13 |
| 423-FB-DE-30290-000-ND | FB-DE-30290-000 |
| 423-FB-AE-30051-000-ND | FB-AE-30051-000 |
| 423-FB-AE-30209-000-ND | FB-AE-30209-000 |
| 423-FB-DE-30291-000-ND | FB-DE-30291-000 |
| 423-FB-DE-30292-000-ND | FB-DE-30292-000 |
| 423-VEK-F-30431-000-ND | VEK-F-30431-000 |
| TO-30453-P16-ND | TO-30453-P16 |
| FB-DW32122000-ND | FB-DW-32122-000 |
| FB-EI31878000-ND | FB-EI-31878-000 |
| BTO-26732-D55-ND | BTO-26732-D55 |
| 423-FBBU31193-ND | FB-BU-31193-000 |
| 458-PMOF-4527PN-47DQ-ND | PMOF-4527PN-47DQ |
3. 微机电系统麦克风:
微机电系统麦克风(MEMS麦克风)是一种使用微机电系统(MEMS)技术制造的麦克风传感器,以其高集成度、小型化和低功耗而闻名。
MEMS麦克风的工作原理与电容麦克风相同,只不过利用的是微制造技术。以下是关键组件和功能分解:
- MEMS 传感器: MEMS麦克风的核心是一个微小的振膜(通常由硅制成),能够对声波做出反应并振动。该振膜形成了电容的一个板……
- ASIC :MEMS传感器与能够处理电信号的ASIC(特定应用集成电路)搭配使用,用于进行放大、模拟-数字转换和信号处理。
- 声波检测: 声波使振膜移动,从而改变电容并产生电信号,这一过程由ASIC进行处理。
- 输出: MEMS麦克风输出模拟或数字信号,而数字输出广泛用于与数字设备的直接集成中。
优点:
- 得益于其微制造过程,MEMS麦克风能够在单元间保持一致的性能,减少了传统麦克风中常见的变异性问题。
- MEMS麦克风非常小,可以集成到紧凑型设备中。
- MEMS麦克风能效高,适合用于电池供电的设备。
- 许多MEMS麦克风具有数字输出,因此减少了数字系统对额外的模拟-数字转换的需求,帮助工程师简化了设计过程。
限制:
- MEMS麦克风的音质通常无法与用于专业音频录制的大型传统电容麦克风相媲美。
适用的零件编号
| 得捷料号 | 原厂料号 |
|---|---|
| 423-SPU0410LR5H-QBTR-ND,423-SPU0410LR5H-QBCT-ND,423-SPU0410LR5H-QBDKR-ND | SPU0410LR5H-QB |
| 423-SPH0641LM4H-1TR-ND,423-SPH0641LM4H-1CT-ND,423-SPH0641LM4H-1DKR-ND | SPH0641LM4H-1 |
| SPV0142LR5HTR-ND,SPV0142LR5HCT-ND,SPV0142LR5HDKR-ND | SPV0142LR5H-1 |
| 1428-MMICT390200012TR-ND,1428-MMICT390200012CT-ND,1428-MMICT390200012DKR-ND | MMICT390200012 |
| SPV21A0LR5HTR-ND,SPV21A0LR5HCT-ND,SPV21A0LR5HDKR-ND | SPV21A0LR5H-1V |
| 423-SPH0690LM4H-1TR-ND,SPH0690LM4HCT-ND,SPH0690LM4HDKR-ND | SPH0690LM4H-1 |
| SPH6611LR5HTR-ND,SPH6611LR5HCT-ND,SPH6611LR5HDKR-ND | SPH6611LR5H-1 |
| 668-AMM-3738-B-RTR-ND,668-AMM-3738-B-RCT-ND,668-AMM-3738-B-RDKR-ND | AMM-3738-B-R |
| IM69D130V01XTSA1TR-ND,IM69D130V01XTSA1CT-ND,IM69D130V01XTSA1DKR-ND | IM69D130V01XTSA1 |
| SPH0655LM4HTR-ND,SPH0655LM4HCT-ND,SPH0655LM4HDKR-ND | SPH0655LM4H-1-8 |
| 102-5081-2-ND,102-5081-1-ND,102-5081-6-ND | CMM-3729AT-42308-TR |
| 423-SPM0687LR5H-1TR-ND,423-SPM0687LR5H-1CT-ND,423-SPM0687LR5H-1DKR-ND | SPM0687LR5H-1 |
| 423-1425-2-ND,423-1425-1-ND,423-1425-6-ND | SPK0641HT4H-1 |
| 423-SPC18P8LM4H-1TR-ND,SPC18P8LM4HCT-ND,SPC18P8LM4HDKR-ND | SPC18P8LM4H-1 |
| 1428-1018-2-ND,1428-1018-1-ND,1428-1018-6-ND | INMP621ACEZ-R7 |
| 423-SPW0690LM4H-1TR-ND,423-SPW0690LM4H-1CT-ND,423-SPW0690LM4H-1DKR-ND | SPW0690LM4H-1 |
| 423-SPH0645LM4H-BTR-ND,423-SPH0645LM4H-BCT-ND,423-SPH0645LM4H-BDKR-ND | SPH0645LM4H-B |
| 448-IM69D128SV01XTMA1TR-ND,448-IM69D128SV01XTMA1CT-ND,448-IM69D128SV01XTMA1DKR-ND | IM69D128SV01XTMA1 |
| 448-IM69D127V11XTMA1TR-ND,448-IM69D127V11XTMA1CT-ND,448-IM69D127V11XTMA1DKR-ND | IM69D127V11XTMA1 |
| SPH0641LU4HTR-ND,SPH0641LU4HCT-ND,SPH0641LU4HDKR-ND | SPH0641LU4H-1 |
| 1428-1066-2-ND,1428-1066-1-ND,1428-1066-6-ND | ICS-43434 |
| 448-IM73D122V01XTMA1TR-ND,448-IM73D122V01XTMA1CT-ND,448-IM73D122V01XTMA1DKR-ND | IM73D122V01XTMA1 |
| 1428-MMICT5838-00-012TR-ND,1428-MMICT5838-00-012CT-ND,1428-MMICT5838-00-012DKR-ND | MMICT5838-00-012 |
| 668-DMM-4026-B-I2S-RTR-ND,668-DMM-4026-B-I2S-RCT-ND,668-DMM-4026-B-I2S-RDKR-ND | DMM-4026-B-I2S-R |
| 1428-1053-2-ND,1428-1053-1-ND,1428-1053-6-ND | ICS-43432 |
| 1428-1027-2-ND,1428-1027-1-ND,1428-1027-6-ND | ICS-40300 |
| 1428-1122-2-ND,1428-1122-1-ND,1428-1122-6-ND | ICS-52000 |
| 1428-1141-2-ND,1428-1141-1-ND,1428-1141-6-ND | ICS-40730 |
| 4719-S14OB381-057TR-ND,4719-S14OB381-057CT-ND,4719-S14OB381-057DKR-ND | S14OB381-057 |
| 4719-S15OB381-124TR-ND,4719-S15OB381-124CT-ND,4719-S15OB381-124DKR-ND | S15OB381-124 |
| SPH0141LM4HTR-ND,SPH0141LM4HCT-ND,SPH0141LM4HDKR-ND | SPH0141LM4H-1 |
| 102-5093-2-ND,102-5093-1-ND,102-5093-6-ND | CMM-2718AB-38308-TR |
| 102-5096-2-ND,102-5096-1-ND,102-5096-6-ND | CMM-2718AB-38108-TR |
| 102-5091-2-ND,102-5091-1-ND,102-5091-6-ND | CMM-2718AT-42108-TR |
| 423-SPV1142LR5H-1TR-ND,SPV1142LR5HCT-ND,SPV1142LR5HDKR-ND | SPV1142LR5H-1 |
| 423-SPH1878LR5H-1TR-ND,423-SPH1878LR5H-1CT-ND,423-SPH1878LR5H-1DKR-ND | SPH1878LR5H-1 |
| 1428-1064-2-ND,1428-1064-1-ND,1428-1064-6-ND | ICS-41350 |
| 423-SPK0838HT4H-1TR-ND,423-SPK0838HT4H-1CT-ND,423-SPK0838HT4H-1DKR-ND | SPK0838HT4H-1 |
| 423-SPV08A0LR5H-1TR-ND,423-SPV08A0LR5H-1CT-ND,423-SPV08A0LR5H-1DKR-ND | SPV08A0LR5H-1 |
| 423-SPV61A0LR5H-1TR-ND,423-SPV61A0LR5H-1CT-ND,423-SPV61A0LR5H-1DKR-ND | SPV61A0LR5H-1 |
| 423-SPH9855LM4H-CTR-ND,SPH9855LM4CCT-ND,SPH9855LM4CDKR-ND | SPH9855LM4H-C |
| 423-SPW0878LR5H-1TR-ND,SPW0878LR5HCT-ND,SPW0878LR5HDKR-ND | SPW0878LR5H-1 |
| SPH18C3LM4HTR-ND,SPH18C3LM4HCT-ND,SPH18C3LM4HDKR-ND | SPH18C3LM4H-1 |
| 1428-1155-2-ND,1428-1155-1-ND,1428-1155-6-ND | ICS-41351 |
| IM69D120V01XTSA1TR-ND,IM69D120V01XTSA1CT-ND,IM69D120V01XTSA1DKR-ND | IM69D120V01XTSA1 |
| 668-AMM-3742-T-RTR-ND,668-AMM-3742-T-RCT-ND,668-AMM-3742-T-RDKR-ND | AMM-3742-T-R |
| 423-SPH8878LR5H-1TR-ND,SPH8878LR5HCT-ND,SPH8878LR5HDKR-ND | SPH8878LR5H-1 |
| 423-SPH9855LM4H-1TR-ND,423-SPH9855LM4H-1CT-ND,423-SPH9855LM4H-1DKR-ND | SPH9855LM4H-1 |
| 2223-CMM-2718AT-38164W-TR-ND,2223-CMM-2718AT-38164W-TRCT-ND,2223-CMM-2718AT-38164W-TRDKR-ND | CMM-2718AT-38164W-TR |
| 668-AMM-2742-T-RTR-ND,668-AMM-2742-T-RCT-ND,668-AMM-2742-T-RDKR-ND | AMM-2742-T-R |
| 1428-1062-2-ND,1428-1062-1-ND,1428-1062-6-ND | ICS-40618 |
| 1428-1140-2-ND,1428-1140-1-ND,1428-1140-6-ND | ICS-40212 |
| 423-SPH1878LR5H-CTR-ND,423-SPH1878LR5H-CCT-ND,423-SPH1878LR5H-CDKR-ND | SPH1878LR5H-C |
| 497-17809-2-ND,497-17809-1-ND,497-17809-6-ND | MP34DT05TR-A |
| 423-1433-2-ND,423-1433-1-ND,423-1433-6-ND | SPG08P4HM4H-1 |
| 2223-CMM-2718AT-3817NC-TR-ND,2223-CMM-2718AT-3817NC-TRCT-ND,2223-CMM-2718AT-3817NC-TRDKR-ND | CMM-2718AT-3817NC-TR |
| 423-SPH11C3LR5H-1TR-ND,423-SPH11C3LR5H-1CT-ND,423-SPH11C3LR5H-1DKR-ND | SPH11C3LR5H-1 |
| 423-SPH18R1LM4H-1TR-ND,423-SPH18R1LM4H-1CT-ND,423-SPH18R1LM4H-1DKR-ND | SPH18R1LM4H-1 |
| 102-5102-2-ND,102-5102-1-ND,102-5102-6-ND | CMM-4737DT-26186-TR |
| 448-IM68A130V01XTMA1TR-ND,448-IM68A130V01XTMA1CT-ND,448-IM68A130V01XTMA1DKR-ND | IM68A130V01XTMA1 |
| 448-IM70D122V01XTMA1TR-ND,448-IM70D122V01XTMA1CT-ND,448-IM70D122V01XTMA1DKR-ND | IM70D122V01XTMA1 |
| 01A0LR5H17TR-ND,01A0LR5H17CT-ND,01A0LR5H17DKR-ND | SPK01A0LR5H-1-7 |
| 448-IM68A130AXTMA1TR-ND,448-IM68A130AXTMA1CT-ND,448-IM68A130AXTMA1DKR-ND | IM68A130AXTMA1 |
| 102-5099-2-ND,102-5099-1-ND,102-5099-6-ND | CMM-4030DT-26154-TR |
| 448-IM73A135V01XTSA1TR-ND,448-IM73A135V01XTSA1CT-ND,448-IM73A135V01XTSA1DKR-ND | IM73A135V01XTSA1 |
| 448-IM70A135V01XTMA1TR-ND,448-IM70A135V01XTMA1CT-ND,448-IM70A135V01XTMA1DKR-ND | IM70A135V01XTMA1 |
| 4719-S18OB381-046TR-ND,4719-S18OB381-046CT-ND,4719-S18OB381-046DKR-ND | S18OB381-046 |
| 448-IM67D130AXTSA2TR-ND,448-IM67D130AXTSA2CT-ND,448-IM67D130AXTSA2DKR-ND | IM67D130AXTSA2 |
| 1428-MMICT5837-00-012TR-ND,1428-MMICT5837-00-012CT-ND,1428-MMICT5837-00-012DKR-ND | MMICT5837-00-012 |
| 423-SPH0645LM4H-1-ND | SPH0645LM4H-1 |
| 497-18180-2-ND,497-18180-1-ND,497-18180-6-ND | MP34DT06JTR |
| 668-AMM-2742-T-WP-RTR-ND,668-AMM-2742-T-WP-RCT-ND | AMM-2742-T-WP-R |
| 497-IMP23ABSUTR-ND,497-IMP23ABSUCT-ND,497-IMP23ABSUDKR-ND | IMP23ABSUTR |
| 497-18183-2-ND,497-18183-1-ND,497-18183-6-ND | IMP34DT05TR |
| 1428-ICS-40638TR-ND,1428-ICS-40638CT-ND,1428-ICS-40638DKR-ND | ICS-40638 |
| 2223-CMM-3424DT-26165-TR-ND,2223-CMM-3424DT-26165-TRCT-ND,2223-CMM-3424DT-26165-TRDKR-ND | CMM-3424DT-26165-TR |
| 1428-1120-2-ND,1428-1120-1-ND,1428-1120-6-ND | ICS-40720 |
| 668-VMM-1627L-RTR-ND,668-VMM-1627L-RCT-ND,668-VMM-1627L-RDKR-ND | VMM-1627L-R |
| 102-5086-2-ND,102-5086-1-ND,102-5086-6-ND | CMM-2718AT-42316-TR |
| 102-5080-2-ND,102-5080-1-ND,102-5080-6-ND | CMM-3729AB-38308-TR |
| 102-5082-2-ND,102-5082-1-ND,102-5082-6-ND | CMM-3729AB-38108-TR |
| 102-5078-2-ND,102-5078-1-ND,102-5078-6-ND | CMM-3729AT-42316-TR |
| 2104-MM034402-1-ND | MM034402-1 |
| 102-5100-2-ND,102-5100-1-ND,102-5100-6-ND | CMM-4030DT-26354-TR |
| 668-AMM-2738-B-RTR-ND,668-AMM-2738-B-RCT-ND,668-AMM-2738-B-RDKR-ND | AMM-2738-B-R |
| 2223-CMM-3526AT-38165-TR-ND,2223-CMM-3526AT-38165-TRCT-ND,2223-CMM-3526AT-38165-TRDKR-ND | CMM-3526AT-38165-TR |
| 102-5094-2-ND,102-5094-1-ND,102-5094-6-ND | CMM-4030DB-26354-TR |
| 102-5095-2-ND,102-5095-1-ND,102-5095-6-ND | CMM-4030DB-26154-TR |
| 102-5101-2-ND,102-5101-1-ND,102-5101-6-ND | CMM-4737DT-26386-TR |
| 2104-MM024202-1TR-ND,2104-MM024202-1CT-ND,2104-MM024202-1DKR-ND | MM024202-1 |
| 2104-MM034202-8TR-ND,2104-MM034202-8CT-ND,2104-MM034202-8DKR-ND | MM034202-8 |
| 2104-MM033802-9TR-ND,2104-MM033802-9CT-ND,2104-MM033802-9DKR-ND | MM033802-9 |
| 2104-MM034202-7TR-ND,2104-MM034202-7CT-ND,2104-MM034202-7DKR-ND | MM034202-7 |
| 668-DMM-4326-T-RTR-ND,668-DMM-4326-T-RCT-ND,668-DMM-4326-T-RDKR-ND | DMM-4326-T-R |
| 448-IM67D120AXTSA1TR-ND,448-IM67D120AXTSA1CT-ND,448-IM67D120AXTSA1DKR-ND | IM67D120AXTSA1 |
| 2104-MM032602-1TR-ND,2104-MM032602-1CT-ND,2104-MM032602-1DKR-ND | MM032602-1 |
| 2104-MM042602-13TR-ND,2104-MM042602-13CT-ND,2104-MM042602-13DKR-ND | MM042602-13 |
| 668-AMM-3742-T-WP-RTR-ND,668-AMM-3742-T-WP-RCT-ND | AMM-3742-T-WP-R |
| 668-DMM-4326-T-WP-RTR-ND,668-DMM-4326-T-WP-RCT-ND | DMM-4326-T-WP-R |
| 423-IA611TR-ND,423-IA611CT-ND,423-IA611DKR-ND | IA611 |
| 102-5088-2-ND,102-5088-1-ND,102-5088-6-ND | CMM-2718AT-42116-TR |
| 2223-CMM-2718AT-42358-TR-ND,2223-CMM-2718AT-42358-TRCT-ND,2223-CMM-2718AT-42358-TRDKR-ND | CMM-2718AT-42358-TR |
| 2223-CMM-2718AB-3815NC-TR-ND,2223-CMM-2718AB-3815NC-TRCT-ND,2223-CMM-2718AB-3815NC-TRDKR-ND | CMM-2718AB-3815NC-TR |
| 2223-CMM-2718AB-38164-TR-ND,2223-CMM-2718AB-38164-TRCT-ND,2223-CMM-2718AB-38164-TRDKR-ND | CMM-2718AB-38164-TR |
| 2104-MM033802-4TR-ND,2104-MM033802-4CT-ND,2104-MM033802-4DKR-ND | MM033802-4 |
| 2104-MM033802-7TR-ND,2104-MM033802-7CT-ND,2104-MM033802-7DKR-ND | MM033802-7 |
| 2104-MM034202-13TR-ND,2104-MM034202-13CT-ND,2104-MM034202-13DKR-ND | MM034202-13 |
| 2104-MM034202-17TR-ND,2104-MM034202-17CT-ND,2104-MM034202-17DKR-ND | MM034202-17 |
| 2104-MM033802-5TR-ND,2104-MM033802-5CT-ND,2104-MM033802-5DKR-ND | MM033802-5 |
| 2104-MM034202-10TR-ND,2104-MM034202-10CT-ND,2104-MM034202-10DKR-ND | MM034202-10 |
| 2104-MM034202-14TR-ND,2104-MM034202-14CT-ND,2104-MM034202-14DKR-ND | MM034202-14 |
| 2104-MM034202-15TR-ND,2104-MM034202-15CT-ND,2104-MM034202-15DKR-ND | MM034202-15 |
| 2104-MM033802-8TR-ND,2104-MM033802-8CT-ND,2104-MM033802-8DKR-ND | MM033802-8 |
| 2104-MM034202-11TR-ND,2104-MM034202-11CT-ND,2104-MM034202-11DKR-ND | MM034202-11 |
| 2104-MM034202-9TR-ND,2104-MM034202-9CT-ND,2104-MM034202-9DKR-ND | MM034202-9 |
| 2104-MM033802-6TR-ND,2104-MM033802-6CT-ND,2104-MM033802-6DKR-ND | MM033802-6 |
| 2104-MM034202-12TR-ND,2104-MM034202-12CT-ND,2104-MM034202-12DKR-ND | MM034202-12 |
| 2104-MM023802-1TR-ND,2104-MM023802-1CT-ND,2104-MM023802-1DKR-ND | MM023802-1 |
| 2104-MM023802-2TR-ND,2104-MM023802-2CT-ND,2104-MM023802-2DKR-ND | MM023802-2 |
| 2104-MM023802-3TR-ND,2104-MM023802-3CT-ND,2104-MM023802-3DKR-ND | MM023802-3 |
| 2223-CMM-4030DT-26165-TR-ND,2223-CMM-4030DT-26165-TRCT-ND,2223-CMM-4030DT-26165-TRDKR-ND | CMM-4030DT-26165-TR |
| 2223-CMM-4030DT-26164-TR-ND,2223-CMM-4030DT-26164-TRCT-ND,2223-CMM-4030DT-26164-TRDKR-ND | CMM-4030DT-26164-TR |
| 2223-CMM-3526DB-37165-TR-ND,2223-CMM-3526DB-37165-TRCT-ND,2223-CMM-3526DB-37165-TRDKR-ND | CMM-3526DB-37165-TR |
| 2104-MM042602-15TR-ND,2104-MM042602-15CT-ND,2104-MM042602-15DKR-ND | MM042602-15 |
| 4719-S08OB381-045TR-ND,4719-S08OB381-045CT-ND,4719-S08OB381-045DKR-ND | S08OB381-045 |
| 4719-SD18OB371-077TR-ND,4719-SD18OB371-077CT-ND,4719-SD18OB371-077DKR-ND | SD18OB371-077 |
| 4719-S18OB381-028TR-ND,4719-S18OB381-028CT-ND,4719-S18OB381-028DKR-ND | S18OB381-028 |
| 4719-SD33OT261-003TR-ND,4719-SD33OT261-003CT-ND,4719-SD33OT261-003DKR-ND | SD33OT261-003 |
| 4719-SD18OB261-050TR-ND,4719-SD18OB261-050CT-ND,4719-SD18OB261-050DKR-ND | SD18OB261-050 |
| 2223-CMM-4030DT-261280-TR-ND,2223-CMM-4030DT-261280-TRCT-ND,2223-CMM-4030DT-261280-TRDKR-ND | CMM-4030DT-261280-TR |
| 2223-CMM-3526DB-26165-TR-ND,2223-CMM-3526DB-26165-TRCT-ND,2223-CMM-3526DB-26165-TRDKR-ND | CMM-3526DB-26165-TR |
| 2223-CMM-2718AB-38162W-TR-ND,2223-CMM-2718AB-38162W-TRCT-ND,2223-CMM-2718AB-38162W-TRDKR-ND | CMM-2718AB-38162W-TR |
| 2223-CMM-2718AB-38164W-TR-ND,2223-CMM-2718AB-38164W-TRCT-ND,2223-CMM-2718AB-38164W-TRDKR-ND | CMM-2718AB-38164W-TR |
| 448-IM64A130AXTMA1TR-ND,448-IM64A130AXTMA1CT-ND,448-IM64A130AXTMA1DKR-ND | IM64A130AXTMA1 |
| 2223-CMM-4030DT-261075-TR-ND,2223-CMM-4030DT-261075-TRCT-ND,2223-CMM-4030DT-261075-TRDKR-ND | CMM-4030DT-261075-TR |
| 448-IM64D121AXTMA1TR-ND,448-IM64D121AXTMA1CT-ND,448-IM64D121AXTMA1DKR-ND | IM64D121AXTMA1 |
| 448-IM64D130AXTMA1TR-ND,448-IM64D130AXTMA1CT-ND,448-IM64D130AXTMA1DKR-ND | IM64D130AXTMA1 |
| 448-IM69D130V11XTSA2TR-ND,448-IM69D130V11XTSA2CT-ND,448-IM69D130V11XTSA2DKR-ND | IM69D130V11XTSA2 |
| 668-AMM-3742-2-TTR-ND,668-AMM-3742-2-TCT-ND,668-AMM-3742-2-TDKR-ND | AMM-3742-2-T |
| 448-IM66D120AXTMA1TR-ND,448-IM66D120AXTMA1CT-ND,448-IM66D120AXTMA1DKR-ND | IM66D120AXTMA1 |
| 448-IM66D130AXTMA1TR-ND,448-IM66D130AXTMA1CT-ND,448-IM66D130AXTMA1DKR-ND | IM66D130AXTMA1 |
| 668-DMM-3526-4-BTR-ND,668-DMM-3526-4-BCT-ND,668-DMM-3526-4-BDKR-ND | DMM-3526-4-B |
| 668-AMM-2738-2-BTR-ND,668-AMM-2738-2-BCT-ND,668-AMM-2738-2-BDKR-ND | AMM-2738-2-B |
| 668-DMM-3526-2-BTR-ND,668-DMM-3526-2-BCT-ND,668-DMM-3526-2-BDKR-ND | DMM-3526-2-B |
| 668-AMM-3538-3-BTR-ND,668-AMM-3538-3-BCT-ND,668-AMM-3538-3-BDKR-ND | AMM-3538-3-B |
| 668-AMM-2738-3-BTR-ND,668-AMM-2738-3-BCT-ND,668-AMM-2738-3-BDKR-ND | AMM-2738-3-B |
| 668-DMM-3537-BTR-ND,668-DMM-3537-BCT-ND,668-DMM-3537-BDKR-ND | DMM-3537-B |
| 668-AMM-3538-2-BTR-ND,668-AMM-3538-2-BCT-ND,668-AMM-3538-2-BDKR-ND | AMM-3538-2-B |
| 668-DMM-3526-3-BTR-ND,668-DMM-3526-3-BCT-ND,668-DMM-3526-3-BDKR-ND | DMM-3526-3-B |
| 668-AMM-3538-BTR-ND,668-AMM-3538-BCT-ND,668-AMM-3538-BDKR-ND | AMM-3538-B |
| 668-AMM-4038-BTR-ND,668-AMM-4038-BCT-ND,668-AMM-4038-BDKR-ND | AMM-4038-B |
| 668-AMM-3738-TTR-ND,668-AMM-3738-TCT-ND,668-AMM-3738-TDKR-ND | AMM-3738-T |
| 668-AMM-3738-2-BTR-ND,668-AMM-3738-2-BCT-ND,668-AMM-3738-2-BDKR-ND | AMM-3738-2-B |
| 668-AUMM-3842TR-ND,668-AUMM-3842CT-ND,668-AUMM-3842DKR-ND | AUMM-3842 |
| 3949-OWMMOA-271811A-S421QA-ND | OWMMOA-271811A-S421QA |
| 3949-OWMMOA-271809A-S381FANC-BP-ND | OWMMOA-271809A-S381FANC-BP |
| 2603-CM02M-03S38-MA-5TR-ND,2603-CM02M-03S38-MA-5CT-ND,2603-CM02M-03S38-MA-5DKR-ND | CM02M-03S38-MA-5 |
| 3949-OWMMOD-403010A-S261F-ND | OWMMOD-403010A-S261F |
| 3949-OWMMOD-403010A-S261F-BP-ND | OWMMOD-403010A-S261F-BP |
| 5280-3SM121LZB1HATR-ND,5280-3SM121LZB1HACT-ND,5280-3SM121LZB1HADKR-ND | 3SM121LZB1HA |
| 3949-OWMMOA-332509A-S381I101-BP-ND | OWMMOA-332509A-S381I101-BP |
| 102-5084-2-ND,102-5084-1-ND,102-5084-6-ND | CMM-3526AB-38308-TR |
| 5280-3SM123E4T1VA-002-RTR-ND,5280-3SM123E4T1VA-002-RCT-ND,5280-3SM123E4T1VA-002-RDKR-ND | 3SM123E4T1VA-002-R |
| 3949-OWMMOD-352609A-S371I02-BP-ND | OWMMOD-352609A-S371I02-BP |
| 102-5079-2-ND,102-5079-1-ND,102-5079-6-ND | CMM-3729AB-38116-TR |
| 5280-3SM122KZT1VATR-ND,5280-3SM122KZT1VACT-ND,5280-3SM122KZT1VADKR-ND | 3SM122KZT1VA |
| 102-5077-2-ND,102-5077-1-ND,102-5077-6-ND | CMM-3722AT-42116-TR |
| 2156-ADMP404ACEZ-RL-ND | ADMP404ACEZ-RL |
| 2156-ADMP404ACEZ-RL7-ND | ADMP404ACEZ-RL7 |
| 5280-3SM122KZB1VD-002-RTR-ND,5280-3SM122KZB1VD-002-RCT-ND,5280-3SM122KZB1VD-002-RDKR-ND | 3SM122KZB1VD-002-R |
| 5280-3SM222KMT1KA-PTR-ND,5280-3SM222KMT1KA-PCT-ND,5280-3SM222KMT1KA-PDKR-ND | 3SM222KMT1KA-P |
| 5280-3SM121MZB1UATR-ND,5280-3SM121MZB1UACT-ND,5280-3SM121MZB1UADKR-ND | 3SM121MZB1UA |
| 497-MP23DB01HPTR-ND,497-MP23DB01HPCT-ND,497-MP23DB01HPDKR-ND | MP23DB01HPTR |
| 5280-3SM121MZT1UATR-ND,5280-3SM121MZT1UACT-ND,5280-3SM121MZT1UADKR-ND | 3SM121MZT1UA |
| 5280-3SM121PZB1MBTR-ND,5280-3SM121PZB1MBCT-ND,5280-3SM121PZB1MBDKR-ND | 3SM121PZB1MB |
| 3838-AT6577CT-ND | AT6577 |
| 2156-ADMP510ACEZ-RL7-ND | ADMP510ACEZ-RL7 |
| 448-IM72D128V01XTMA1TR-ND,448-IM72D128V01XTMA1CT-ND,448-IM72D128V01XTMA1DKR-ND | IM72D128V01XTMA1 |
| 102-5098-2-ND,102-5098-1-ND,102-5098-6-ND | CMM-3125AT-42316-TR |
| 102-5092-2-ND,102-5092-1-ND,102-5092-6-ND | CMM-2718AT-42308-TR |
| 102-5089-2-ND,102-5089-1-ND,102-5089-6-ND | CMM-2718AB-383161-TR |
| 102-5087-2-ND,102-5087-1-ND,102-5087-6-ND | CMM-2718AB-38316-TR |
| 2104-MN045302-1-ND | MN045302-1 |
| 5280-3SM222KMB1HA-PTR-ND,5280-3SM222KMB1HA-PCT-ND,5280-3SM222KMB1HA-PDKR-ND | 3SM222KMB1HA-P |
| 5280-3SM123C4T1QATR-ND,5280-3SM123C4T1QACT-ND,5280-3SM123C4T1QADKR-ND | 3SM123C4T1QA |
| 5280-3SM123C4T1VA-RTR-ND,5280-3SM123C4T1VA-RCT-ND,5280-3SM123C4T1VA-RDKR-ND | 3SM123C4T1VA-R |
| 5280-3SM123GZB1VE-RTR-ND,5280-3SM123GZB1VE-RCT-ND,5280-3SM123GZB1VE-RDKR-ND | 3SM123GZB1VE-R |
| 5280-3SM122HZB1VD-RTR-ND,5280-3SM122HZB1VD-RCT-ND,5280-3SM122HZB1VD-RDKR-ND | 3SM122HZB1VD-R |
| 3838-AT6856CT-ND | AT6856 |
| 2895-SMO04A-42/1316-ND | SMO04A-42/1316 |
| 2895-SMO04C-38/1316-ND | SMO04C-38/1316 |
| 2895-SMO05A-42/1316-ND | SMO05A-42/1316 |
| 2895-SDMO07D-36/1363-ND | SDMO07D-36/1363 |
| 2895-SMO08C-38/1317-ND | SMO08C-38/1317 |
| 2895-SMO07C-38/1348-ND | SMO07C-38/1348 |
| 497-18092-2-ND,497-18092-1-ND,497-18092-6-ND | MP23ABS1TR |
| 668-DMM-4026-B-RTR-ND,668-DMM-4026-B-RCT-ND,668-DMM-4026-B-RDKR-ND | DMM-4026-B-R |
| 668-DMM-3526-B-RTR-ND,668-DMM-3526-B-RCT-ND,668-DMM-3526-B-RDKR-ND | DMM-3526-B-R |
| 4719-SD28OB341-015TR-ND,4719-SD28OB341-015CT-ND,4719-SD28OB341-015DKR-ND | SD28OB341-015 |
| 1428-MMICT5848-00-012TR-ND,1428-MMICT5848-00-012CT-ND,1428-MMICT5848-00-012DKR-ND | MMICT5848-00-012 |
| 3949-OWMMOA-372911A-S38-BP-ND | OWMMOA-372911A-S38-BP |
| 2104-MM042602-4-ND | MM042602-4 |
| 285-ICS-40214TR-ND | ICS-40214 |
| 2104-MM042602-5-ND | MM042602-5 |
| 2104-MM042602-6-ND | MM042602-6 |
| 423-1416-2-ND,423-1416-1-ND,423-1416-6-ND | SPA2629LR5H-B |
| 1428-1034-2-ND,1428-1034-1-ND,1428-1034-6-ND | INMP621ACEZ-R0 |
| 423-TP-24620-000-ND | TP-24620-000 |
| MQM-32325-000-ND | MQM-32325-000 |
| 423-MM20-33366-000-ND | MM20-33366-000 |
| 423-MM20-33366-B116TR-ND | MM20-33366-B116 |
| 423-MM20-33639-000-ND | MM20-33639-000 |
| 423-MM20-33639-B116TR-ND | MM20-33639-B116 |
| MQM-32300-000-ND | MQM-32300-000 |
| MP34DB01-ND | MP34DB01 |
| MP34DT01-ND | MP34DT01 |
| MP33AB01-ND | MP33AB01 |
| MP33AB01H-ND | MP33AB01H |
| ADMP803JCEZ-RL-ND | ADMP803JCEZ-RL |
| MP23AB02TR-ND | MP23AB02TR |
| MP23AB01DMTR-ND | MP23AB01DMTR |
| MP23AB01DM-ND | MP23AB01DM |
| 2895-SDMO07C-26/1281-ND | SDMO07C-26/1281 |
| 423-SPM0208HE5-ND | SPM0208HE5 |
| 423-SPM0408LE5H-ND | SPM0408LE5H |
| 423-SPU0410LR5H-T-ND | SPU0410LR5H-T |
| 423-SPM0410LR5H-ND | SPM0410LR5H |
| 423-SPU0410LR5H-ND | SPU0410LR5H |
| 423-SPM0204HE5H-ND | SPM0204HE5H |
| 423-SPM0208HD5H-ND | SPM0208HD5H |
| 423-SPM0404LE5H-ND | SPM0404LE5H |
| 423-SPM0204HD5-ND | SPM0204HD5 |
| 423-SPM0405HE4H-ND | SPM0405HE4H |
| 423-SPM0408HE5H-ND | SPM0408HE5H |
| 423-SPM0404HE5H-ND | SPM0404HE5H |
| 423-SPM0208HD5-ND | SPM0208HD5 |
| 423-SPM0208LE5H-ND | SPM0208LE5H |
| 423-SPU0410LR5H-2-ND | SPU0410LR5H-2 |
| 423-SPM0205HD4H-ND | SPM0205HD4H |
| 423-SPU0409LE5H-ND | SPU0409LE5H |
| 423-SPM0405HD4H-ND | SPM0405HD4H |
| 423-SPU0410LR5H-PB-ND | SPU0410LR5H-PB |
| 423-SPM0205HD4-ND | SPM0205HD4 |
| 423-SPM0204LE5-ND | SPM0204LE5 |
4. 压电麦克风:
压电麦克风是一种依赖压电材料将声波转换为电信号的麦克风。这些麦克风以其耐用性、简单性以及能够从表面或振动中捕获声音的特性而闻名。
压电麦克风以压电效应为原理。以下是其功能分解:
- 压电元件: 这类麦克风的核心是压电材料(通常是晶体或陶瓷),这些材料在暴露于机械压力(如声波的振动)下时会变形。
- 振动检测: 当声波或物理振动击中压电元件时,会因机械应力引起的变形而产生电荷。
- 信号输出: 产生的电荷随后被转换为音频信号,该信号可以进一步放大或处理以输出。
优点:
- 压电麦克风非常耐用,能够承受粗暴搬运,因此非常适合工业和户外环境。
- 压电麦克风的设计简单,因此极具成本效益且易于集成到各种应用中。
- 这类麦克风擅长直接从表面捕获振动,因此有助于放大弦乐器,如吉他。
限制:
- 与其他类型的麦克风相比,压电麦克风的频率响应通常更为有限。
- 尽管极为耐用,但压电麦克风有时对物理冲击过于敏感,可能会导致产生不需要的噪音。
麦克风传感器的应用:
| 麦克风类型 | 应用 |
|---|---|
| 电磁式(动态麦克风) | - 现场声音增强 |
| - 录音室 | |
| - 广播 | |
| - 公共广播系统 | |
| 电容式(电容麦克风) | - 录音室录音 |
| - 播客 | |
| - 电影和电视制作 | |
| - 声学研究 | |
| 基于 MEMS 的换能( MEMS 麦克风) | - 智能手机 |
| - 可穿戴设备 | |
| - 助听器 | |
| - 消费类电子产品 | |
| - 汽车应用 | |
| 压电式(压电麦克风) | - 乐器 |
| - 接触式麦克风 | |
| - 工业机械 | |
| - 医疗设备 |
选择麦克风传感器时的考虑因素:
在选择麦克风传感器时,关键考虑因素包括应用需求、环境条件、灵敏度、频率响应和方向性。
分析预期用途(例如录音室录音或通信系统),以及环境的噪音水平、温度和湿度。选择具有适当灵敏度和频率响应的麦克风,以满足所需的声音强度和细节要求。
方向性很重要,全向麦克风用于捕获来自所有方向的声音,心形麦克风则聚焦于前方的声音。降噪能力、耐用性、电源兼容性和成本也必须考虑。
全面评估有助于确保麦克风传感器满足性能和预算预期,而测试则可验证其适用性。
结论:
麦克风声音传感器在将声能转换为电信号方面发挥着至关重要的作用,是许多应用(从通信设备到专业音频系统)的支柱。这些传感器的操作取决于底层技术,如电磁、电容、MEMS或压电转导。每种类型都有不同的优点和限制,使得选择过程高度依赖于应用的特定要求、环境因素和期望的性能。通过全面评估这些考虑因素,可以选择能够平衡性能和成本效益的最合适的麦克风传感器,从而确保最佳结果。




