Texas Instruments LM139 Quad Differential Comparator LM139DR

Quad Differential Comparator 14-SOIC -55 to 125

Manufacturer: Texas Instruments
Win Source Part Number: 018659-LM139DR
Packaging: Reel - TR
Type: Differential
Mounting: SMD (SMT)
Output Type: CMOS, MOS, Open-Collector, TTL
Number of Elements: 4
Current - Quiescent (Max): 2mA
Voltage - Input Offset (Max): 5mV @ 30V
Current - Input Bias (Max): 0.1μA @ 5V
Current - Output (Typ): 20mA
Family Name: LM139
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -55°C to 125°C
Case / Package: 14-SOIC
Supply Voltage - Operating: 2 V to 30 V, ±1 V to 15 V
Alternative Parts (Cross-Reference): LM139DRG4; LM139N; LM139J; LM139FKB ;
Introduction Date: October 01, 1979
ECCN: EAR99
Country of Origin: China, Malaysia, Mexico, Taiwan, United States of America
Estimated EOL Date: 2031
Halogen Free: Compliant
Is this a common-used part?: Yes
Popularity: High
Fake Threat In the Open Market: 30 pct.
Supply and Demand Status: Limited
Application Field: Used in Automation & Process Control, Sensing & Instrumentation, Portable Devices

Quad Comparator IC, 4-Ch, 18V, 125°C, SOIC, TTL Out Product overview: LM139DR from Texas Instruments is a Linear Comparator IC for embedded electronics, industrial equipment, maintenance repair, OEM production, and component sourcing. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include Quad, 18V, SOIC. Search-friendly keywords include Linear Comparator IC, Linear Comparators, electronic component, datasheet, replacement part, Quad, 18V, SOIC. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 692-LM139DR can be used for catalog matching and distributor lookup.