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LM2903 - Dual Differential Comparators

Download the LM2903 datasheet PDF. This datasheet also includes the LM293 variant, as both parts are published together in a single manufacturer document.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (LM293-etcTI.pdf) that lists specifications for multiple related part numbers.

General Description

• NEW LM393B and LM2903B • Improved specifications of B-version – Maximum rating: up to 38V – ESD rating (HBM): 2kV – Low input offset: 0.37mV – Low input bias current: 3.5nA – Low supply-current: 200µA per comparator – Faster response time of 1µsec – Extended temperature range for LM393B – Available in tiny 2 x 2mm WSON package • B-version is drop-in replacement for LM293, LM393 and LM2903, A and V versions • Common-mode input voltage range includes ground • Differential input voltage range equal to maximumrated supply voltage: ±38 V • Low output saturation voltage • Output compatible with TTL, MOS, and CMOS 2 Applications • Vacuum robot • Single phase UPS • Server PSU • Cordless power tool • Wireless infrastructure • Applicances • Building automation • Factory automation & control • Motor drives • Infotainment & cluster The LM393B and LM2903B devices are the next generation versions of the industry-standard LM393 and LM2903 comparator family.

These next generation B-version comparators

Overview

LM393B, LM2903B, LM193, LM293, LM293A, LM393, LM393A, LM2903, LM2903V SLCS005AG – OCTOBER 1979 – REVISED JANUARY 2025 LM393B, LM2903B, LM193, LM293, LM393 and LM2903 Dual Comparators.

Key Features

  • 3.