LM239APT
- Mfr.Part #
- LM239APT
- Manufacturer
- STMicroelectronics
- Package / Case
- 14-TSSOP (0.173, 4.40mm Width)
- Datasheet
- Download
- Description
- IC VOLT COMPARATOR QUAD 14-TSSOP
- Stock
- 2
- In Stock :
- 2
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- Manufacturer :
- STMicroelectronics
- Product Category :
- Comparators
- Power Dissipation :
- 710mW
- Average Bias Current-Max (IIB) :
- 0.3μA
- Radiation Hardening :
- No
- Output Current :
- 16mA
- Peak Reflow Temperature (Cel) :
- 260
- Mount :
- Surface Mount
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Power Supplies :
- 5V
- Packaging :
- Tape and Reel (TR)
- Natural Thermal Resistance :
- 100 °C/W
- Max Supply Current :
- 2mA
- Terminal Pitch :
- 0.65mm
- Number of Functions :
- 4
- Terminal Position :
- Dual
- Number of Terminations :
- 14
- Number of Pins :
- 14
- Factory Lead Time :
- 12 Weeks
- Input Offset Voltage (Vos) :
- 2mV
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Voltage - Supply, Single/Dual (±) :
- 2V~32V ±1V~16V
- Max Power Dissipation :
- 710mW
- Number of Elements :
- 4
- Nominal Supply Current :
- 2mA
- Supply Voltage :
- 5V
- Response Time :
- 1.3 μs
- Pin Count :
- 14
- Supply Voltage Limit-Max :
- 32V
- Operating Temperature :
- -40°C~105°C
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Mounting Type :
- Surface Mount
- Output Current per Channel :
- 100pA
- Height Seated (Max) :
- 1.2mm
- Package / Case :
- 14-TSSOP (0.173, 4.40mm Width)
- Input Bias Current :
- 100nA
- Current - Input Bias (Max) :
- 0.1μA @ 5V
- Output Type :
- CMOS, DTL, ECL, MOS, Open-Collector, TTL
- Max Input Current :
- 100nA
- Lead Free :
- Lead Free
- Contact Plating :
- Gold
- Voltage - Input Offset (Max) :
- 2mV @ 30V
- Length :
- 5mm
- JESD-609 Code :
- e4
- Current - Output (Typ) :
- 16mA @ 5V
- Quiescent Current :
- 2mA
- Terminal Form :
- Gull wing
- Type :
- GENERAL PURPOSE
- Base Part Number :
- LM239
- Voltage Gain :
- 106.02dB
- RoHS Status :
- ROHS3 Compliant
- ECCN Code :
- EAR99
- Datasheets
- LM239APT
LM239APT Documents

Comparators STMicroelectronics LM239APT Overview
The LM239APT by STMicroelectronics is a versatile quadruple voltage comparator designed to operate in a wide range of industrial, commercial, and consumer applications where reliability is paramount. Engineered to provide precise voltage comparisons, this IC allows multiple inputs and outputs configurations, making it exceptionally flexible for integrating into various electronic systems. Its robust design in a 14-TSSOP package ensures that it fits seamlessly into space-constrained environments while maintaining excellent performance. The key feature of the LM239APT is its ability to operate from a single power supply over a wide range of voltages or from dual supplies, which makes it adaptable for various applications, thus a prime choice for B2B customers looking for high-volume, reliable components.
LM239APT Features
This quadruple comparator features low input bias current, low input offset voltage and offset current to enhance accuracy. It supports both single and dual power supplies, ranging from 2V to 36V when operating from a single supply, and ±1V to ±18V in dual supply mode, which makes it highly versatile. Additionally, the LM239APT is designed to directly interface with TTL and CMOS. The response time is quick, enhancing its efficiency in critical monitoring and control applications.
LM239APT Applications
- Control Systems: Utilized in feedback control mechanisms, the LM239APT ensures that the error signal (difference between a desired setpoint and an actual output) is minimized, enhancing system accuracy and stability.
- Power Supply Monitoring: In power management systems, this IC helps monitor various stages of power supply to ensure outputs are within specified tolerances, preventing damage to sensitive electronic components.
- Automotive Electronics: Applied in car battery monitors and sensor diagnostics, the LM239APT compares voltages to identify abnormal states quickly, contributing to safer and more reliable automotive systems.
- Alarm Systems: Used to compare environmental readings against pre-set thresholds, triggering alarms when parameters are exceeded, thus ensuring safety and compliance in industrial settings.
- Consumer Electronics: In devices like thermostats and handheld meters, the LM239APT performs essential comparisons, maintaining device functionality and user comfort.
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