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

LM2940SX-12

DigiKey Part Number
296-LM2940SX-12TR-ND - Tape & Reel (TR)
296-LM2940SX-12CT-ND - Cut Tape (CT)
Manufacturer
Texas Instruments
Manufacturer Product Number
LM2940SX-12
Description
IC REG LINEAR 12V 1A TO263
Customer Reference
Detailed Description
Linear Voltage Regulator IC Positive Fixed 1 Output 1A TO-263 (DDPAK-3)
Datasheet
 Datasheet
EDA/CAD Models
LM2940SX-12 Models
Product Attributes
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Category
Current - Output
Mfr
Current - Quiescent (Iq)
10 mA
Packaging
Tape & Reel (TR)
Cut Tape (CT)
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
-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
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Product Questions and Answers
Additional Resources
Substitutes (9)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
LM2940SX-12/NOPBTexas Instruments15LM2940SX-12/NOPBCT-NDR34,03000Direct
MIC29150-12WUMicrochip Technology156576-2207-NDR77,39000Similar
MIC29150-12WU-TRMicrochip Technology3 126MIC29150-12WU-CT-NDR77,39000Similar
MIC29300-12WUMicrochip Technology193576-2222-NDR72,81000Similar
MIC29300-12WU-TRMicrochip Technology343MIC29300-12WU-CT-NDR72,81000Similar
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Quantity
All prices are in ZAR
Cut Tape (CT)
QuantityUnit PriceExt Price
1R45,16000R45,16
10R33,70400R337,04
25R30,82400R770,60
100R27,66150R2 766,15
250R26,15144R6 537,86
Tape & Reel (TR)
QuantityUnit PriceExt Price
500R28,03424R14 017,12
1 000R23,64344R23 643,44
2 500R22,46123R56 153,08
5 000R21,61684R108 084,20
Manufacturers Standard Package
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