LM339J
- Mfr.Part #
- LM339J
- Manufacturer
- Texas Instruments
- Package / Case
- 14-CDIP (0.300, 7.62mm)
- Datasheet
- Download
- Description
- IC COMP QUAD HIGH PERF 14-CDIP
- Stock
- 19,600
- In Stock :
- 19,600
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- Manufacturer :
- Texas Instruments
- Product Category :
- Comparators
- Quiescent Current :
- 2.5mA
- Number of Functions :
- 4
- Radiation Hardening :
- No
- Output Current per Channel :
- 6mA
- Base Part Number :
- LM339
- Input Bias Current :
- 250nA
- Length :
- 19.56mm
- Voltage - Input Offset (Max) :
- 3mV @ 30V
- Type :
- Differential
- Supply Voltage :
- 5V
- Operating Temperature :
- 0°C~70°C
- Response Time :
- 700 ns
- RoHS Status :
- Non-RoHS Compliant
- Factory Lead Time :
- 6 Weeks
- Voltage Gain :
- 106.02dB
- Mounting Type :
- Through Hole
- Terminal Position :
- Dual
- Nominal Supply Current :
- 500μA
- ECCN Code :
- EAR99
- Output Type :
- CMOS, MOS, Open-Collector, TTL
- Max Supply Current :
- 2mA
- Power Dissipation :
- 1.19W
- Power Supplies :
- 5V
- Mount :
- Through Hole
- Output Current :
- 20mA
- Lead Free :
- Contains Lead
- JESD-609 Code :
- e0
- Thickness :
- 4.57mm
- Pin Count :
- 14
- Package / Case :
- 14-CDIP (0.300, 7.62mm)
- Number of Elements :
- 4
- Packaging :
- Tube
- Input Offset Voltage (Vos) :
- 5mV
- Height :
- 5.08mm
- Max Power Dissipation :
- 1.19W
- Number of Terminations :
- 14
- Width :
- 6.67mm
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Voltage - Supply, Single/Dual (±) :
- 2V~30V ±1V~15V
- Terminal Finish :
- Tin/Lead (Sn/Pb)
- Lifecycle Status :
- ACTIVE (Last Updated: 1 week ago)
- Current - Input Bias (Max) :
- 0.25μA @ 5V
- Number of Pins :
- 14
- Datasheets
- LM339J

Comparators Texas Instruments LM339J Overview
The Texas Instruments LM339J quad comparator features high-performance capabilities housed in a 14-pin CDIP package, ensuring durability and reliability for a variety of industrial applications. This device integrates four independent voltage comparators that operate from a single power supply over a wide range of voltages, and can also be powered from dual supplies. Its design emphasizes versatility and energy efficiency, making it an essential component for precision voltage monitoring and control in complex circuits. The LM339J is crafted to cater to the needs of B2B clients looking for bulk purchasing options with superior performance and reliability, making it a key component in enhancing the operational efficacy of electronic systems.
LM339J Features
The LM339J comparator is characterized by its low power consumption and wide single or dual supply voltage range. It offers a typical offset voltage of 2 mV and an offset current of 5 nA, ensuring high accuracy in applications requiring critical voltage level detection. The device is also designed for operation at temperatures ranging from 0°C to 70°C, making it suitable for various environmental conditions.
LM339J Applications
- Industrial Automation: Utilized in control systems to compare different sensor readings, which assists in maintaining operational accuracy and safety.
- Alarm Systems: Acts as a critical component in threshold detection to trigger alarms based on specific voltage levels, enhancing security systems.
- Voltage Level Monitoring: Essential in power supply units for detecting overvoltage or undervoltage situations to prevent equipment damage.
- Automotive Electronics: Used to compare various voltages within automotive systems, ensuring components operate within specified voltage ranges.
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