LM2940SX-12
- Mfr.Part #
- LM2940SX-12
- Manufacturer
- Texas Instruments
- Package / Case
- TO-263-4, D2Pak (3 Leads + Tab), TO-263AA
- Datasheet
- Download
- Description
- IC REG LIN 12V 1A DDPAK/TO263-3
- Stock
- 965
- In Stock :
- 965
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- Manufacturer :
- Texas Instruments
- Product Category :
- Voltage Regulators - Linear
- Dropout Voltage :
- 500mV
- Terminal Pitch :
- 2.54mm
- Peak Reflow Temperature (Cel) :
- 235
- Packing Method :
- TR
- Output Configuration :
- Positive
- Quiescent Current :
- 10mA
- Output Type :
- FIXED
- Number of Pins :
- 3
- Input Voltage Absolute-Max :
- 60V
- Terminal Position :
- Single
- Voltage Dropout (Max) :
- 1V @ 1A
- ECCN Code :
- EAR99
- Current - Supply (Max) :
- 15mA
- Terminal Form :
- Gull wing
- Packaging :
- Digi-Reel®
- Base Part Number :
- LM2940
- Length :
- 10.18mm
- Voltage - Input (Max) :
- 26V
- Lifecycle Status :
- NRND (Last Updated: 1 day ago)
- Package / Case :
- TO-263-4, D2Pak (3 Leads + Tab), TO-263AA
- Mounting Type :
- Surface Mount
- Number of Regulators :
- 1
- Pin Count :
- 4
- JESD-609 Code :
- e0
- Mount :
- Surface Mount
- Dropout Voltage1-Nom :
- 0.5V
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Operating Temperature :
- -40°C~125°C
- Protection Features :
- Over Current, Over Temperature, Reverse Polarity, Short Circuit
- Voltage Tolerance-Max :
- 5%
- Lead Free :
- Contains Lead
- Output Voltage 1 :
- 12V
- RoHS Status :
- Non-RoHS Compliant
- Reach Compliance Code :
- not_compliant
- Thickness :
- 4.44mm
- Max Output Current :
- 1A
- Output Voltage :
- 12V
- Number of Functions :
- 1
- Min Input Voltage :
- 13.6V
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Number of Outputs :
- 1
- Qualification Status :
- Not Qualified
- Width :
- 8.41mm
- Height :
- 4.83mm
- PSRR :
- 66dB (120Hz)
- Current - Quiescent (Iq) :
- 10mA
- Number of Terminations :
- 3
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Datasheets
- LM2940SX-12

Voltage Regulators - Linear Texas Instruments LM2940SX-12 Overview
The Voltage Regulators - Linear Texas Instruments LM2940SX-12 is a high-performance, low dropout (LDO) linear regulator designed to deliver a stable 12V output with a current capability of up to 1A. This component is ideal for applications requiring a low voltage supply with minimal loss of power due to its efficient voltage regulation. The LM2940SX-12, housed in a DDPAK/TO263-3 package, ensures robust handling and thermal efficiency, making it a reliable choice for both complex industrial environments and compact consumer electronics.
LM2940SX-12 Features
This linear voltage regulator features a dropout voltage of just 0.5V at full load, enhancing its efficiency and making it suitable for situations where the input voltage is closely regulated to the output voltage. It also offers protection features such as over-current and over-temperature protection, ensuring long-term reliability and safety in operation. Additionally, the device's quiescent current is low, which is beneficial for power-sensitive applications.
LM2940SX-12 Applications
- Automotive Electronics: Used to provide stable voltage to sensitive automotive electronics that require consistent operational parameters.
- Consumer Electronics: Ensures reliable power management within devices such as personal computers and home entertainment systems.
- Telecommunications: Powers telecommunication devices, maintaining stable operation even under fluctuating power conditions.
- Portable Devices: Ideal for battery-powered applications where power efficiency is critical to extending battery life and device usability.
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