Question 1

What are the key features of STMicroelectronics LM2903ST?

EZKEY · Accepted Answer

This product belongs to the General Purpose Semiconductors category and ships in standard packaging. It features high reliability, stable performance and low power consumption. Key parameters include wide operating range, low loss, and over-temperature protection, suitable for industrial applications. Manufactured by STMicroelectronics with full traceability.

Question 2

What are the main application scenarios for LM2903ST?

EZKEY · Accepted Answer

Typical applications include power management, industrial control. Additionally, it is widely used in automotive electronics, telecom infrastructure, medical devices, and consumer electronics as a critical circuit component, improving system integration and energy efficiency.

Question 3

How does LM2903ST work?

EZKEY · Accepted Answer

This device follows established General Purpose Semiconductors design principles. Core functional stages include input handling, signal and power processing, and protection logic, ensuring stable operation under varying conditions. Refer to the datasheet for the detailed characteristics and application guidance.

Question 4

What is the technical performance of LM2903ST?

EZKEY · Accepted Answer

Performance highlights: stable characteristics across the operating temperature range, low loss, and long service life. Reliable contact and shock resistance, with protection against over-current and over-voltage where applicable. Meets industrial and automotive reliability standards where the series qualifies.

Question 5

What is the current market demand for LM2903ST?

EZKEY · Accepted Answer

The global General Purpose Semiconductors market is growing at ~6-8% CAGR, with particularly strong demand in power management. STMicroelectronics LM2903ST is a mainstream model with stable stock and a typical lead time of 2-4 weeks. Driven by new energy and smart electronics trends, inquiries for this model are steadily increasing, indicating a positive long-term outlook.

Question 6

What are the technical characteristics of LM2903ST?

EZKEY · Accepted Answer

Three main technical features: 1) High reliability – stable performance over the rated life; 2) Low-loss design – reduced energy loss in operation; 3) Wide adaptability – compatible with various operating conditions. Additionally, STMicroelectronics provides full technical support and reference designs.

Brand	STMicroelectronics
Data Tier	Family Level
ECCN	EAR99
Halogen Free	Yes
Input Offset Voltage	2 mV (Max)
Mounting Type	Surface Mount
Number of Circuits	2
Operating Temperature	-40 to +125 C
Output Type	Open Collector
Package / Case	SOIC-8
Packaging	Tape & Reel
Product Type	Comparator
REACH	Compliant
Response Time	1.3 us (Typ)
RoHS	Compliant
Series	2903
Supply Voltage	2 V to 36 V

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LM2903ST | STMicroelectronics ANALOG COMPARATORS STANDARD PROD

Product Details

PDF Datasheet

Technical Docs

Technical Parameters

LM2903ST Application and Selection Guide

LM2903ST Model and Manufacturer Information

LM2903ST Product Parameters and Description

LM2903ST Application and Selection Reference

Recommended Part Numbers for LM2903ST