DEM4514C Type Datasheet by Murata Electronics

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1111130111 11 um v11 11km“ IDEM4514C| REACH 1 m .i. 5.1 . x - x Ideal tor a vanety of DC-DC converter 1nduclor apphcaunns. LL L a : 1234ASVHV|RBN=P3 1.8 t 30 72 (50) 2.201295) 2.20 (2.50) a t a : 1234ASVH74R7M=P3 4.7 t 20 1201100) 1.4511.90) 1.55 (1.85) |234ASVHVSRBM=P3 6.8 t 20 1561130) 1201155) 1.40 (1.55) a t a : 1234ASVH7150M=P3 15 t 20 2761230) 0.801105) 1.001120) 3 t a :
DEM4514C
Inductance Range: 1.2~33µH
(Unit: mm)
(Unit:
mm)
Note (*) 1.4mm Max. height
FEATURES
特点
Low profile (4.5×4.7mm square, 1.4 mm Max. height).
Magnetically shielded construction and low DC resistance.
Ideal for a variety of DC-DC converter inductor applications.
Operating temperature (− 40+85°C)
薄型构造(
毫米的平面,最大高度
毫米)
磁性屏蔽结构和低直流电阻
是多种DC-DC转换器电感器设备的理想选择
使用温度范围:-40 85°C
STANDARD PART NUMBERS 标准零件号码
TYPE DEM4514C (Quantity/reel; 2,000 PCS)
零件号码
电感值(1)
公差
最大直流电阻(2)(典型)
最大电感减小电流(3)(典型)
最大温度上升电流(3)(典型)
Part
Number Inductance(1)
(
µ
H) Tolerance
(%)
DC
Resistance(2)
(m
) Max. (Typ.)
Inductance
Decrease Current(3)
(A) Max. (Typ.)
=30%
Temperature
Rise Current(3)
T=40
°
C
(A) Max. (Typ.)
1234AS-H-1R2N=P3
1.2
± 30
60 (50)
2.60 (3.45)
2.45 (2.85)
1234AS-H-1R8N=P3
1.8
± 30
72 (60)
2.20 (2.95)
2.20 (2.60)
1234AS-H-2R4M=P3
2.4
± 20
84 (70)
1.90 (2.55)
2.00 (2.35)
1234AS-H-3R3M=P3
3.3
± 20
96 (80)
1.70 (2.25)
1.90 (2.25)
1234AS-H-4R7M=P3
4.7
± 20
120 (100)
1.45 (1.90)
1.55 (1.85)
1234AS-H-6R8M=P3
6.8
± 20
156 (130)
1.20 (1.55)
1.40 (1.65)
1234AS-H-100M=P3
10
± 20
192 (160)
1.00 (1.35)
1.25 (1.50)
1234AS-H-120M=P3
12
± 20
228 (190)
0.90 (1.20)
1.10 (1.30)
1234AS-H-150M=P3
15
± 20
276 (230)
0.80 (1.05)
1.00 (1.20)
1234AS-H-220M=P3
22
± 20
444 (370)
0.65 (0.89)
0.75 (0.89)
1234AS-H-330M=P3
33
± 20
648 (540)
0.55 (0.75)
0.63 (0.75)
(1) Inductance is measured with a LCR meter 4284A (Agilent
Technologies) or equivalent.
Test frequency at 100kHz
(2)
DC resistance is measured with 34420A (Agilent Technologies)
or 3541(HIOKI). (Reference ambient temperature 25°C)
(3)
Maximum allowable DC current is that which causes a 30%
inductance reduction from the initial value, or coil temperature to
rise by 40°C, whichever is smaller. (Reference ambient
temperature 20°C)
(1) LCR
仪表
4284A (Agilent
技术
)
或者功能相同的仪器
100kHz
下测
试电感值。
(2)
通过数码万用表34420AAgilent技术)或3541(HIOKI)测试直
流电阻。(环境温度为25°C
(3)
允许最大直流电的范围是以下两者中比较小的一个:引起电感值
最初值降低30%,或者线圈温度升40°C
(参考周围环境温度20°C)。
L
L
Recommended patterns
推荐焊盘尺寸
Ferrite Inductors
铁氧体功率电感器

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