LM140K-5.0 - Texas Instruments

Manufacturer Part Number

LM140K-5.0

Manufacturer

Texas Instruments

Introduction

The LM140K-5.0 is a voltage regulator designed for power management applications, offering a fixed 5V output.

Product Features and Performance

Designed for linear regulation

Low Drop Out (LDO) feature reduces voltage difference between input and output

Supports up to 35V input voltage

5V fixed output voltage

Can supply up to 1A output current

Low quiescent current of 6 mA enhances power efficiency

PSRR of 80dB at 120Hz helps in suppressing power supply noise

Operates over a wide temperature range: -55°C to 125°C

Product Advantages

High reliability and durability within specified operating conditions

Low dropout enhances efficiency in systems

Over Temperature and Short Circuit protection features enhance safety

Suited for harsh operating environments due to a wide operating temperature range

Key Technical Parameters

Voltage Input (Max): 35V

Voltage Output (Min/Fixed): 5V

Current Output: 1A

Voltage Dropout (Max): 2V @ 1A

Current Quiescent (Iq): 6 mA

PSRR: 80dB (120Hz)

Quality and Safety Features

Over Temperature Protection

Short Circuit Protection

Compatibility

Compatible with a broad range of circuits due to its fixed output and wide input voltage range

Thru-Hole mounting for easy integration into existing designs

Application Areas

Embedded systems

Industrial applications

Power supply modules

Electronics requiring 5V power regulation

Product Lifecycle

Currently active

No indication of nearing discontinuation, ensuring availability for future projects

Several Key Reasons to Choose This Product

High input voltage support up to 35V for versatile applications

Robust safety features including over temperature and short circuit protection

Low dropout voltage enhances efficiency

Wide operating temperature range suitable for extreme environments

Texas Instruments' reliability and support