Linear Voltage Regulator IC Positive Fixed 1 Output 1A TO-263 (DDPAK-3)
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Linear Voltage Regulator IC Positive Fixed 1 Output 1A TO-263 (DDPAK-3)
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

LM3940IS-3.3/NOPB

DigiKey Part Number
LM3940IS-3.3/NOPB-ND
Manufacturer
Manufacturer Product Number
LM3940IS-3.3/NOPB
Description
IC REG LINEAR 3.3V 1A TO263
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 1A TO-263 (DDPAK-3)
Datasheet
 Datasheet
EDA/CAD Models
LM3940IS-3.3/NOPB Models
Product Attributes
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Category
Voltage Dropout (Max)
0.2V @ 100mA
Mfr
Current - Output
Packaging
Tube
Protection Features
Over Temperature, Short Circuit
Part Status
Active
Operating Temperature
-40°C ~ 125°C
Output Configuration
Mounting Type
Surface Mount
Output Type
Package / Case
TO-263-4, D2PAK (3 Leads + Tab), TO-263AA
Number of Regulators
1
Supplier Device Package
TO-263 (DDPAK-3)
Voltage - Input (Max)
7.5V
Base Product Number
Voltage - Output (Min/Fixed)
3.3V
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (5)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
MIC2937A-3.3WUMicrochip Technology50576-1131-ND¥26.38000Similar
MIC2937A-3.3WU-TRMicrochip Technology3,351MIC2937A-3.3WU-CT-ND¥26.38000Similar
MIC2940A-3.3WUMicrochip Technology14576-1135-ND¥22.08000Similar
MIC2940A-3.3WU-TRMicrochip Technology1,978MIC2940A-3.3WU-CT-ND¥22.08000Similar
SPX3940T-L-3-3/TRMaxLinear, Inc.1471016-1857-1-ND¥13.40000Similar
In-Stock: 693
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Tube
QuantityUnit Price
(Including 13% VAT)
Ext Price
(Including 13% VAT)
1¥20.10000¥20.10
10¥14.88600¥148.86
45¥12.91956¥581.38
135¥11.92533¥1,609.92
270¥11.43863¥3,088.43
540¥11.03815¥5,960.60
1,035¥10.72686¥11,102.30
2,520¥10.38357¥26,166.60
5,040¥10.16977¥51,255.64
Manufacturers Standard Package
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.