L4940D2T5-TR - STMicroelectronics

Manufacturer Part Number

L4940D2T5-TR

Manufacturer

STMicroelectronics

Introduction

Low-dropout voltage regulator suitable for various electronic applications

Product Features and Performance

5V fixed output voltage

5A output current capability

Input voltage up to 17V

Maximum dropout voltage of 0.9V at 1.5A load

Quiescent current of 8 mA

Supply current up to 50 mA

Power supply rejection ratio (PSRR) of 68dB at 120Hz

Surface mount TO-263-3, D2PAK package

Product Advantages

Low dropout performance for better efficiency

High output current suitable for demanding applications

Good thermal performance with wide operating temperature range

Key Technical Parameters

Voltage input (max): 17V

Voltage output (min/fixed): 5V

Current output: 1.5A

Voltage dropout (max): 0.9V @ 1.5A

Quiescent current (Iq): 8 mA

Supply current (max): 50 mA

PSRR: 68dB (120Hz)

Quality and Safety Features

Over-temperature protection

Reverse polarity protection

Short-circuit protection

Compatibility

Suitable for use in standard surface mount processes

Application Areas

Power management for computers, consumer electronics, industrial equipment

Product Lifecycle

Active status with no indication of discontinuation

Several Key Reasons to Choose This Product

Stable fixed output for reliable operation

Built-in protection features enhance product longevity

High PSRR for reduced noise in sensitive circuits

Robust thermal performance increasing device reliability

Reputable manufacturer with a track record of quality products