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

LM2940S-12/NOPB

DigiKey Part Number
LM2940S-12/NOPB-ND
Manufacturer
Manufacturer Product Number
LM2940S-12/NOPB
Description
IC REG LINEAR 12V 1A TO263
Manufacturer Standard Lead Time
18 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 1A TO-263 (DDPAK-3)
Datasheet
 Datasheet
EDA/CAD Models
LM2940S-12/NOPB Models
Product Attributes
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Category
Current - Output
Mfr
Current - Quiescent (Iq)
10 mA
Packaging
Tube
Current - Supply (Max)
15 mA
Part Status
Active
PSRR
66dB (120Hz)
Output Configuration
Protection Features
Over Current, Over Temperature, Reverse Polarity, Short Circuit
Output Type
Operating Temperature
-40°C ~ 125°C
Number of Regulators
1
Mounting Type
Surface Mount
Voltage - Input (Max)
26V
Package / Case
TO-263-4, D2PAK (3 Leads + Tab), TO-263AA
Voltage - Output (Min/Fixed)
12V
Supplier Device Package
TO-263 (DDPAK-3)
Voltage Dropout (Max)
1V @ 1A
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (6)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
UA7812CKTTRTexas Instruments1,854296-20798-1-ND$10.69000Similar
LM2940S-12Texas Instruments209LM2940S-12-ND$25.24000Parametric Equivalent
LM2940SX-12Texas Instruments202296-LM2940SX-12CT-ND$22.69000Parametric Equivalent
MIC29150-12WU-TRMicrochip Technology3,125MIC29150-12WU-CT-ND$38.89000Similar
MIC2937A-12WU-TRMicrochip Technology1,298MIC2937A-12WU-CT-ND$24.83000Similar
In-Stock: 3,258
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Tube
QuantityUnit PriceExt Price
1$25.49000$25.49
10$19.07400$190.74
45$16.63844$748.73
135$15.40770$2,080.04
270$14.80511$3,997.38
540$14.30937$7,727.06
1,035$13.92405$14,411.39
2,520$13.49912$34,017.78
5,040$13.23449$66,701.83
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.