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