LM393 IC Low Power Dual Comparator

LM393 IC

LM393 IC is a dual independent precision voltage comparator designed for B2B applications in automotive, industrial, and consumer electronics. This versatile IC operates on a wide voltage range of 2V to 36V, making it ideal for battery-powered devices and analog circuits requiring reliable signal conditioning. With low power consumption of approximately 200 µA per comparator and an open-collector output, the LM393 IC ensures energy efficiency and compatibility with various logic systems, including microcontrollers. Its low input offset voltage minimizes errors, providing high accuracy for voltage monitoring and signal processing tasks. Available in an SOIC-8 package with dimensions of 4.9 x 3.91 mm, it suits compact designs in space-constrained applications.

LM393 IC Key Features

The LM393 IC excels in delivering precise voltage comparison with minimal power usage. Its dual comparator design allows independent operation, supporting complex circuits like window comparators, zero-crossing detectors, and pulse-width modulation systems. The open-collector output enables seamless integration with TTL, MOS, and RTL logic, making it a go-to choice for engineers designing robust systems.

LM393 IC Applications

This low power comparator IC is widely used in automotive electronics for overcurrent protection, industrial automation for threshold detection, and consumer devices for signal conditioning. Its ability to operate in harsh environments, with a temperature range of 0°C to 70°C, ensures reliability in demanding applications like ADCs and time-delay generators.