LM139AJRQMLV - Texas Instruments

Manufacturer Part Number

LM139AJRQMLV

Manufacturer

Texas Instruments

Introduction

The LM139AJRQMLV is a quad, differential voltage comparator from Texas Instruments. It is designed for a wide range of applications that require high-speed, high-accuracy comparisons between analog input signals.

Product Features and Performance

Quad, differential voltage comparator

Wide supply voltage range: 5V to 30V single supply, or ±2.5V to ±15V dual supply

Low input offset voltage: 2mV (max)

High common-mode rejection ratio (CMRR): 70dB (typ)

High power supply rejection ratio (PSRR): 60dB (typ)

Fast propagation delay: 1.3μs (typ)

Low quiescent current: 2mA (max)

Hysteresis: 10mV

High output current: 20mA (typ)

Operating temperature range: -55°C to 125°C

Product Advantages

Quad comparator in a single package for space-saving designs

Wide supply voltage range for use in a variety of applications

Low input offset voltage and high CMRR/PSRR for accurate comparisons

Fast propagation delay and high output current for high-speed switching applications

Wide operating temperature range for use in harsh environments

Key Technical Parameters

Manufacturer Part Number: LM139AJRQMLV

Package: 14-CDIP (0.300", 7.62mm)

Output Type: Open-Collector, CMOS, DTL, ECL, MOS, TTL

Mounting Type: Through Hole

Number of Elements: 4

Voltage Input Offset (Max): 2mV @ 30V

Propagation Delay (Max): 1.3μs (Typ)

CMRR, PSRR (Typ): 70dB CMRR, 60dB PSRR

Current Input Bias (Max): 1000pA @ 5V

Voltage Supply, Single/Dual (±): 5V ~ 30V, ±2.5V ~ 15V

Hysteresis: 10mV

Current Output (Typ): 20mA

Quality and Safety Features

RoHS3 compliant

Designed and manufactured to high quality standards by Texas Instruments

Compatibility

The LM139AJRQMLV is a drop-in replacement for the standard LM139 quad, differential voltage comparator.

Application Areas

Analog-to-digital conversion

Zero-crossing detection

Waveform generation

Voltage regulation

Overcurrent/overvoltage protection

Battery chargers

Industrial control systems

Product Lifecycle

The LM139AJRQMLV is an active, in-production product from Texas Instruments.

Replacement or upgraded products may become available in the future, but the LM139AJRQMLV remains a reliable and widely-used option.

Several Key Reasons to Choose This Product

Quad comparator design saves space in the circuit

Wide supply voltage range and high CMRR/PSRR enable use in a variety of applications

Fast propagation delay and high output current allow for high-speed switching

Proven reliability and quality from Texas Instruments

Compatibility with the standard LM139 allows for easy design integration