LM137K/883 - Texas Instruments

Manufacturer Part Number

LM137K/883

Manufacturer

Texas Instruments

Introduction

The LM137K/883 is a versatile, adjustable negative voltage regulator designed to offer high performance in power management, especially for linear, low drop out (LDO) regulation.

Product Features and Performance

Adjustable output voltage from -1.2V to -37V

Capable of delivering up to 1.5A of output current

High PSRR of 77dB to 60dB at 120Hz ensures stable output voltage under varying input conditions

Robust against overcurrent and over temperature conditions

Product Advantages

High flexibility due to its adjustable output voltage feature

Excellent performance in noise-sensitive applications due to high PSRR

Durable and reliable operation in extreme conditions with operating temperatures ranging from -55°C to 150°C

Key Technical Parameters

Voltage Input (Max): 40V

Voltage Output (Min/Fixed): -1.2V

Voltage Output (Max): -37V

Current Output: 1.5A

PSRR: 77dB ~ 60dB (120Hz)

Operating Temperature: -55°C ~ 150°C

Quality and Safety Features

Equipped with overcurrent and overtemperature protection mechanisms for enhanced reliability and safety

Compatibility

Through-hole mounting type for broad compatibility in circuit designs

TO-204AA, TO-3 package suitable for various applications

Application Areas

Power supplies

Audio equipment

Instrumentation

Automotive electronics

Product Lifecycle

Status: Active

No current indication of discontinuation, ensuring availability for ongoing and new designs

Several Key Reasons to Choose This Product

High versatility for custom voltage regulation needs

Robust performance in environments with fluctuating input voltages

Reliable operation in both extremely low and high-temperature conditions

Enhanced safety features that guard against potential damage from overcurrent and overheating

Texas Instruments' reputation for producing high-quality, durable electronic components