LM239J
- Mfr.Part #
- LM239J
- Manufacturer
- National Semiconductor
- Package / Case
- 14-CDIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- LM239-N LOW POWER LOW OFFSET VOL
- Stock
- 8,080
- In Stock :
- 8,080
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- Manufacturer :
- National Semiconductor
- Product Category :
- Comparators
- Termination :
- Through Hole
- ECCN Code :
- EAR99
- Quiescent Current :
- 2.5mA
- Pin Count :
- 14
- Max Supply Current :
- 2mA
- Number of Pins :
- 14
- Power Dissipation :
- 1.19W
- Package / Case :
- 14-CDIP (0.300, 7.62mm)
- Type :
- GENERAL PURPOSE
- REACH SVHC :
- No SVHC
- Average Bias Current-Max (IIB) :
- 0.25μA
- Mounting Type :
- Through Hole
- Lifecycle Status :
- ACTIVE (Last Updated: 2 days ago)
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Voltage - Supply, Single/Dual (±) :
- 2V~36V ±1V~18V
- Voltage - Input Offset (Max) :
- 5mV @ 30V
- Number of Functions :
- 4
- Base Part Number :
- LM239
- Number of Terminations :
- 14
- Lead Free :
- Contains Lead
- Supply Voltage :
- 5V
- Max Input Current :
- 250nA
- Length :
- 19.56mm
- Width :
- 6.67mm
- Current - Input Bias (Max) :
- 0.25μA @ 5V
- Nominal Supply Current :
- 2mA
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Factory Lead Time :
- 6 Weeks
- Max Power Dissipation :
- 1.19W
- Packaging :
- Tube
- Output Type :
- CMOS, DTL, ECL, MOS, Open-Collector, TTL
- Output Current :
- 16mA
- Radiation Hardening :
- No
- RoHS Status :
- Non-RoHS Compliant
- Mount :
- Through Hole
- Power Supplies :
- 5V
- Terminal Position :
- Dual
- Input Bias Current :
- 250nA
- Operating Temperature :
- -25°C~85°C
- Response Time :
- 1.3 μs
- JESD-609 Code :
- e0
- Current - Output (Typ) :
- 16mA @ 5V
- Thickness :
- 4.57mm
- Voltage Gain :
- 106.02dB
- Input Offset Voltage (Vos) :
- 5mV
- Number of Elements :
- 4
- Height :
- 5.08mm
- Datasheets
- LM239J

Comparators National Semiconductor LM239J Overview
The LM239J, manufactured by National Semiconductor, is a quintessential component in the Comparators category, designed to cater to rigorous industrial demands. This low power, low offset voltage comparator is engineered to provide reliable performance in a variety of circuit applications. Known for its versatility and efficiency, the LM239J ensures minimal power consumption while maintaining high accuracy. Its robust design is particularly suited for environments requiring precise voltage comparisons, making it an indispensable tool for quality-sensitive applications.
LM239J Features
The LM239J comparator offers several key features that make it highly beneficial for critical electronic applications. It operates with a low power requirement, which is crucial for energy-sensitive projects. Furthermore, its low offset voltage facilitates enhanced accuracy in voltage comparison, an essential attribute for monitoring and control systems. The device's wide voltage range and compatibility with other standard industry components make it versatile and easy to integrate into existing systems.
LM239J Applications
- Control Systems: In control systems, the LM239J is used to compare different signal voltages, enabling precise control mechanism adjustments.
- Sensing Applications: Utilized in sensor devices to enhance accuracy by comparing the output voltages of sensors, ensuring reliable readings.
- Power Management: Plays a critical role in power supply systems, where it ensures voltage levels are within specified thresholds for safety and efficiency.
- Automotive Electronics: Used in automotive systems to compare various voltages, contributing to safer and more efficient vehicle operations.
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