LM2940T-12.0/NOPB is out of stock and can be placed on backorder.
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Linear Voltage Regulator IC Positive Fixed 1 Output 1A TO-220-3
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Linear Voltage Regulator IC Positive Fixed 1 Output 1A TO-220-3
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

LM2940T-12.0/NOPB

DigiKey Part Number
LM2940T-12.0/NOPB-ND
Manufacturer
Manufacturer Product Number
LM2940T-12.0/NOPB
Description
IC REG LINEAR 12V 1A TO220-3
Manufacturer Standard Lead Time
26 Weeks
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 1A TO-220-3
Datasheet
 Datasheet
EDA/CAD Models
LM2940T-12.0/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
Through Hole
Voltage - Input (Max)
26V
Package / Case
TO-220-3
Voltage - Output (Min/Fixed)
12V
Supplier Device Package
TO-220-3
Voltage Dropout (Max)
1V @ 1A
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (8)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
UA7812CKCSTexas Instruments308,1382156-UA7812CKCS-ND$1.28000Similar
UA7812CKCSE3Texas Instruments8,2502156-UA7812CKCSE3-ND$1.28000Similar
LM2940T-12.0Texas Instruments1,569LM2940T-12.0-ND$2.38000Parametric Equivalent
MIC29300-12WTMicrochip Technology1,551576-1118-ND$4.68000Similar
MIC29150-12WTMicrochip Technology1,188576-2206-ND$4.73000Similar
In-Stock: 0
45 expected in stock on 29-Dec-2026
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All prices are in USD
Tube
QuantityUnit PriceExt Price
1$2.22000$2.22
10$1.64500$16.45
45$1.42533$64.14
135$1.31407$177.40
270$1.25963$340.10
540$1.21483$656.01
1,035$1.18001$1,221.31
2,520$1.14161$2,876.86
5,040$1.11768$5,633.11
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.