LM139ADG4
- Mfr.Part #
- LM139ADG4
- Manufacturer
- Texas Instruments
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC QUAD DIFF COMPARATOR 14-SOIC
- Stock
- 38,561
- In Stock :
- 38,561
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- Manufacturer :
- Texas Instruments
- Product Category :
- Comparators
- Pin Count :
- 14
- Weight :
- 133.412856mg
- Type :
- Differential
- Power Supplies :
- 5V
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Width :
- 3.91mm
- Operating Temperature :
- -55°C~125°C
- Voltage - Input Offset (Max) :
- 2mV @ 30V
- Operating Supply Voltage :
- 28V
- Response Time :
- 1.3 μs
- Lead Free :
- Lead Free
- Terminal Pitch :
- 1.27mm
- Nominal Supply Current :
- 2mA
- Supply Voltage :
- 5V
- Radiation Hardening :
- No
- Output Type :
- CMOS, MOS, Open-Collector, TTL
- Quiescent Current :
- 2mA
- Number of Terminations :
- 14
- Pbfree Code :
- yes
- Lifecycle Status :
- ACTIVE (Last Updated: 1 week ago)
- Input Offset Voltage (Vos) :
- 2mV
- Average Bias Current-Max (IIB) :
- 0.025μA
- Terminal Form :
- Gull wing
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Output Current per Channel :
- 6mA
- Number of Functions :
- 4
- Terminal Position :
- Dual
- Current - Input Bias (Max) :
- 0.1μA @ 5V
- Output Current :
- 20mA
- Factory Lead Time :
- 6 Weeks
- Mounting Type :
- Surface Mount
- Thickness :
- 1.58mm
- Number of Elements :
- 4
- Dual Supply Voltage :
- 9V
- Peak Reflow Temperature (Cel) :
- 260
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Packing Method :
- TR
- Voltage Gain :
- 106.02dB
- Base Part Number :
- LM139
- Number of Pins :
- 14
- Packaging :
- Tube
- Supply Voltage Limit-Max :
- 36V
- Voltage - Supply, Single/Dual (±) :
- 2V~30V ±1V~15V
- Max Input Current :
- 100nA
- ECCN Code :
- EAR99
- Height :
- 1.75mm
- RoHS Status :
- ROHS3 Compliant
- Max Supply Current :
- 2mA
- Length :
- 8.65mm
- Mount :
- Surface Mount
- Input Bias Current :
- -100nA
- JESD-609 Code :
- e4
- Datasheets
- LM139ADG4

Comparators Texas Instruments LM139ADG4 Overview
The Texas Instruments LM139ADG4 quad differential comparator is an essential component designed for precision voltage level sensing and decision-making applications in a variety of electronic circuits. This high-performance IC, housed in a 14-SOIC package, enables efficient, reliable comparisons of input voltages. It is particularly noted for its low power consumption and wide voltage range, making it an ideal choice for systems requiring multiple voltage thresholds. Engineered to support both single and dual power supplies, the LM139ADG4 enhances functionality while maintaining stability and accuracy in challenging environments.
LM139ADG4 Features
The LM139ADG4 from Texas Instruments stands out with its robust features including quad independent comparators, which allow it to process multiple inputs simultaneously. This IC can operate from a single +5V to +30V power supply or a dual ±1V to ±15V power supply, accommodating a wide array of power configurations. Its low input bias current, low input offset voltage, and high input impedance ensure minimal error and interference in signal processing, crucial for critical applications. Furthermore, the LM139ADG4's capability to drive both TTL and MOS outputs makes it versatile in digital interfacing.
LM139ADG4 Applications
- Industrial Control Systems: Utilizes its high accuracy and reliability for monitoring and safety checks in automated processes.
- Consumer Electronics: Employs in devices requiring voltage level decision-making to enhance user safety and device functionality.
- Automotive Electronics: Used to monitor various voltage levels within automotive circuits, ensuring optimal performance and safety.
- Data Acquisition Systems: Essential for precise voltage comparisons, improving the accuracy and reliability of data logging equipment.
- Alarm Systems: Acts as a critical component in sensing and responding to abnormal voltage levels, triggering alerts effectively.
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