LM140LAH-5.0 - Texas Instruments

Manufacturer Part Number

LM140LAH-5.0

Manufacturer

Texas Instruments

Introduction

The LM140LAH-5.0 is a linear Low Drop Out (LDO) voltage regulator designed for power management, providing a fixed 5V output from an input up to 35V.

Product Features and Performance

Fixed 5V output voltage regulator

Low dropout voltage of 2V @ 1A

Stable with low-ESR output capacitors

Output current capability of 100mA

72dB Power Supply Rejection Ratio (PSRR) at 120Hz

Product Advantages

High reliability and robustness with operating temperatures ranging from -55°C to 125°C

Over Temperature and Short Circuit protection enhances safety

Through Hole mounting for easy installation

Key Technical Parameters

Input Voltage (Max): 35V

Output Voltage (Min/Fixed): 5V

Current - Output: 100mA

Quiescent Current (Iq): 3 mA

Supply Current (Max): 4.5 mA

Dropout Voltage (Max): 2V @ 1A

PSRR: 72dB (120Hz)

Quality and Safety Features

Over Temperature Protection

Short Circuit Protection

Durable TO-3 metal package

Compatibility

Suitable for through-hole PCB mounting

Compatible with various resistive, inductive, and capacitive loads

Application Areas

Power supply circuits

Industrial electronics

Automotive systems

Aviation and military applications

Product Lifecycle

Status: Active

Not nearing discontinuation

Availability of replacements or upgrades not specified

Key Reasons to Choose This Product

Low dropout ratio facilitating efficient operation with limited voltage overhead

Robust thermal performance for extended usage in extreme conditions

Stable output with diverse load conditions

Highly reliable with built-in protection features

Proven track record with Texas Instruments' reputation for quality and performance