Linear Voltage Regulator IC Positive Fixed 1 Output 1A TO-220-3
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Linear Voltage Regulator IC Positive Fixed 1 Output 1A TO-220-3
What is a Voltage Regulator Another Teaching Moment | Digi-Key Electronics

LM2940CT-12

DigiKey Part Number
LM2940CT-12-ND
Manufacturer
Manufacturer Product Number
LM2940CT-12
Description
IC REG LINEAR 12V 1A TO220-3
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 1A TO-220-3
Datasheet
 Datasheet
EDA/CAD Models
LM2940CT-12 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
Obsolete
PSRR
66dB (120Hz)
Output Configuration
Protection Features
Over Current, Over Temperature, Reverse Polarity, Short Circuit
Output Type
Operating Temperature
0°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)
0.8V @ 1A
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (6)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LM2940CT-12/NOPBTexas Instruments0LM2940CT-12/NOPB-ND$1.71000Direct
MIC29150-12WTMicrochip Technology823576-2206-ND$4.05000Similar
MIC2920A-12WTMicrochip Technology0576-2218-ND$2.39710Similar
MIC29300-12WTMicrochip Technology1,653576-1118-ND$4.01000Similar
MIC2937A-12WTMicrochip Technology162576-2233-ND$2.59000Similar
In-Stock: 10,768
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All prices are in USD
Tube
QuantityUnit PriceExt Price
1$2.42000$2.42
10$1.79200$17.92
45$1.55556$70.00
135$1.43578$193.83
270$1.37715$371.83
540$1.32889$717.60
1,035$1.29138$1,336.58
2,520$1.25002$3,150.05
5,040$1.22425$6,170.22
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
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