LM239DT
- Mfr.Part #
- LM239DT
- Manufacturer
- STMicroelectronics
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC COMP QUAD LOW PWR 14SOIC
- Stock
- 65,122
- In Stock :
- 65,122
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- Manufacturer :
- STMicroelectronics
- Product Category :
- Comparators
- Dual Supply Voltage :
- 9V
- Packaging :
- Tape and Reel (TR)
- Terminal Pitch :
- 1.27mm
- Max Supply Current :
- 2mA
- Time@Peak Reflow Temperature-Max (s) :
- 40
- Current - Input Bias (Max) :
- 0.25μA @ 5V
- Voltage - Input Offset (Max) :
- 5mV @ 30V
- Terminal Form :
- Gull wing
- Quiescent Current :
- 2mA
- Number of Terminations :
- 14
- Pin Count :
- 14
- Output Current per Channel :
- 100pA
- Base Part Number :
- LM239
- Width :
- 4mm
- Number of Pins :
- 14
- Input Offset Voltage (Vos) :
- 5mV
- Length :
- 8.75mm
- Natural Thermal Resistance :
- 105 °C/W
- Type :
- GENERAL PURPOSE
- Height :
- 1.65mm
- Factory Lead Time :
- 6 Weeks
- Output Type :
- CMOS, DTL, ECL, MOS, Open-Collector, TTL
- Terminal Position :
- Dual
- Lead Free :
- Lead Free
- Number of Elements :
- 4
- Response Time :
- 1.3 μs
- REACH SVHC :
- No SVHC
- Contact Plating :
- Tin
- Peak Reflow Temperature (Cel) :
- 260
- Lifecycle Status :
- ACTIVE (Last Updated: 7 months ago)
- Power Supplies :
- 5V
- Max Power Dissipation :
- 830mW
- Power Dissipation :
- 830mW
- Number of Functions :
- 4
- RoHS Status :
- ROHS3 Compliant
- Max Input Current :
- 250nA
- Operating Temperature :
- -40°C~105°C
- Supply Voltage Limit-Max :
- 32V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- JESD-609 Code :
- e3
- Nominal Supply Current :
- 2mA
- ECCN Code :
- EAR99
- Radiation Hardening :
- No
- Voltage Gain :
- 106.02dB
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Input Bias Current :
- 250nA
- Output Current :
- 16mA
- Mount :
- Surface Mount
- Current - Output (Typ) :
- 16mA @ 5V
- Mounting Type :
- Surface Mount
- Voltage - Supply, Single/Dual (±) :
- 2V~32V ±1V~16V
- Supply Voltage :
- 5V
- Datasheets
- LM239DT

Comparators STMicroelectronics LM239DT Overview
The LM239DT by STMicroelectronics is a versatile and reliable component in the realm of voltage comparison technology. Designed as a low-power quad comparator, this integrated circuit is housed in a 14SOIC package, ensuring compactness and ease of integration into various electronic assemblies. The LM239DT excels in applications where precision and power efficiency are paramount. It operates across a wide voltage range and provides stable behavior even under fluctuating supply conditions, making it an ideal choice for industrial, automotive, and consumer electronics markets. Its ability to handle multiple voltage inputs simultaneously makes it particularly useful in complex systems requiring multiple monitoring and decision-making points.
LM239DT Features
This quad comparator IC stands out for its low power consumption, which is crucial for battery-operated devices. It operates over a wide single or dual supply voltage range, accommodating various application needs. The device's output can interface with TTL, MOS, and CMOS logic systems, adding to its versatility. Additionally, the LM239DT features a low input bias current, input offset voltage and offset current which enhances overall accuracy and performance.
LM239DT Applications
- Industrial Monitoring Systems: In industrial environments, the LM239DT is used to monitor various thresholds such as temperature, pressure, and load levels, ensuring that all parameters stay within safe operating limits.
- Automotive Electronics: Within automotive systems, this IC helps manage battery voltage levels, detect over/under-charging conditions, and control engine sensors, contributing to improved vehicle performance and safety.
- Alarm Systems: The LM239DT is integral in security devices, where it compares various input sensor signals and triggers alarms if any abnormalities are detected.
- Consumer Electronics: In consumer devices like home appliances, the LM239DT aids in efficient power management by controlling operational modes based on different sensory inputs.
- Telecommunications: Utilized in network devices, it ensures signal integrity by monitoring signal levels and helping to maintain consistent quality and performance.
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