LM2940S-12 Texas Instruments | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators

Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

LM2940S-12
DigiKey Part Number	LM2940S-12-ND
Manufacturer	Texas Instruments
Manufacturer Product Number	LM2940S-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	LM2940S-12 Models

Product Attributes

Filter Similar Products

Show Empty Attributes

Category Integrated Circuits (ICs) Power Management (PMIC) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators	Current - Output 1A
Mfr Texas Instruments	Current - Quiescent (Iq) 10 mA
Packaging Tube	Current - Supply (Max) 15 mA
Part Status Obsolete	PSRR 66dB (120Hz)
Output Configuration Positive	Protection Features Over Current, Over Temperature, Reverse Polarity, Short Circuit
Output Type Fixed	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 LM2940

Report Product Information Error

Documents & Media

Environmental & Export Classifications

Additional Resources

Substitutes (9)

Part Number	Manufacturer	Quantity Available	DigiKey Part Number	Unit Price	Substitute Type
LM2940S-12/NOPB	Texas Instruments	3,287	LM2940S-12/NOPB-ND	£2.11000	Direct
MIC29150-12WU	Microchip Technology	156	576-2207-ND	£3.50000	Similar
MIC29150-12WU-TR	Microchip Technology	3,126	MIC29150-12WU-CT-ND	£3.50000	Similar
MIC29300-12WU	Microchip Technology	200	576-2222-ND	£3.30000	Similar
MIC29300-12WU-TR	Microchip Technology	347	MIC29300-12WU-CT-ND	£3.30000	Similar

In-Stock: 245

Check for Additional Incoming Stock

This product is no longer manufactured and will no longer be stocked once stock is depleted. View Substitutes or Alternative Package Types

Quantity

All prices are in GBP

Tube

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.

Unit Price without VAT:	£2.21000
Unit Price with VAT:	£2.65200

LM2940S-12