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LM339 AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

LM339 product

LM339

Linear - Comparators

ComparatorQuadLow Power

The LM339 is a versatile, low-power quad comparator suitable for general-purpose voltage monitoring and signal processing in industrial and consumer electronics.

Best for

  • General purpose voltage comparison
  • Battery monitoring
  • Logic level shifting

Avoid if

  • High-speed applications requiring push-pull outputs

Check before use

  • Pull-up resistor values
  • Common-mode input range

Key specifications

Supply Voltage
2V to 36V
Input Offset Voltage
2mV
Supply Current
0.8mA

Compliance & Environment

RoHS
-
REACH
-
MSL
-
ECCN
-
HTSUS
-

Application

Power ManagementConsumer Electronics

Datasheet

60bd6e9710fcea9d875137b90ca3aa67_JSMSEMI(杰盛微)&LM339.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for LM339: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

The LM339 is a quad precision voltage comparator IC featuring four independent comparators in a single package.