LM139J/883 - Texas Instruments

Manufacturer Part Number

LM139J/883

Manufacturer

Texas Instruments

Introduction

The LM139J/883 from Texas Instruments is a high-performance linear comparator designed for various applications requiring precise voltage comparison.

Product Features and Performance

Four independent comparator elements

Open-collector and open-drain output type

Capable of operating over a wide voltage range (5V ~ 30V, ±2.5V ~ 15V)

Maximum input offset voltage of 2mV at 5V

Maximum input bias current of 1000pA at 5V

Typical output current of 20mA

Maximum quiescent current of 2mA

Excellent common-mode rejection ratio (70dB CMRR)

Good power supply rejection ratio (60dB PSRR)

Maximum propagation delay of 1.3µs

Hysteresis of 10mV

Suitable for operating temperatures from -55°C to 125°C

Product Advantages

High precision due to low input offset voltage and low bias current

Robust output current capability enhancing driving power

Effective noise rejection with high CMRR and PSRR values

Flexible power supply options accommodating varying application needs

Key Technical Parameters

Number of Elements: 4

Output Type: Open-Collector, Open-Drain

Supply Voltage Range: 5V ~ 30V, ±2.5V ~ 15V

Input Offset Voltage (Max): 2mV @ 5V

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

Output Current (Typ): 20mA

Quiescent Current (Max): 2mA

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

Propagation Delay (Max): 1.3µs

Hysteresis: 10mV

Operating Temperature Range: -55°C ~ 125°C

Quality and Safety Features

Rugged construction designed for extreme temperature operation

High precision components reduce the risk of operation failure

Compatibility

Compatible with a variety of through-hole mounting setups

Suitable for both single and dual power supply operations

Application Areas

Industrial automation systems

Control systems

Sensing devices

Alarm systems

Consumer electronics

Product Lifecycle

Current Product Status: Active

No current plans for discontinuation; products are regularly evaluated for upgrades or replacements

Several Key Reasons to Choose This Product

Comprehensive voltage operation range enhancing compatibility with multiple systems

High output drive capability enabling direct connection to a variety of electronics

Superior noise immunity features making it ideal for noisy environments

Reliable at extreme operating temperatures ensuring performance stability

Designed by Texas Instruments, a trusted industry leader in semiconductor solutions