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