LM139DR
- Mfr.Part #
- LM139DR
- Manufacturer
- Texas Instruments
- Package / Case
- 14-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC QUAD DIFF COMPARATOR 14-SOIC
- Stock
- 9,910
- In Stock :
- 9,910
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- Manufacturer :
- Texas Instruments
- Product Category :
- Comparators
- RoHS Status :
- ROHS3 Compliant
- Max Input Current :
- 100nA
- Packaging :
- Tape and Reel (TR)
- Number of Functions :
- 4
- Input Offset Voltage (Vos) :
- 5mV
- Supply Voltage :
- 5V
- Radiation Hardening :
- No
- ECCN Code :
- EAR99
- Nominal Supply Current :
- 2mA
- Width :
- 3.91mm
- Peak Reflow Temperature (Cel) :
- 260
- Number of Terminations :
- 14
- Base Part Number :
- LM139
- Current - Input Bias (Max) :
- 0.1μA @ 5V
- Factory Lead Time :
- 6 Weeks
- Height :
- 1.75mm
- Terminal Position :
- Dual
- Operating Supply Voltage :
- 28V
- Length :
- 8.65mm
- Voltage - Input Offset (Max) :
- 5mV @ 30V
- Voltage Gain :
- 106.02dB
- Number of Elements :
- 4
- Average Bias Current-Max (IIB) :
- 0.025μA
- Response Time :
- 300 ns
- Contact Plating :
- Gold
- Weight :
- 127.998097mg
- Number of Pins :
- 14
- Lifecycle Status :
- ACTIVE (Last Updated: 1 day ago)
- Mount :
- Surface Mount
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Type :
- Differential
- Output Type :
- CMOS, MOS, Open-Collector, TTL
- Quiescent Current :
- 2mA
- Output Current :
- 20mA
- Supply Voltage Limit-Max :
- 36V
- Dual Supply Voltage :
- 9V
- REACH SVHC :
- No SVHC
- Terminal Pitch :
- 1.27mm
- Lead Free :
- Lead Free
- Operating Temperature :
- -55°C~125°C
- Voltage - Supply, Single/Dual (±) :
- 2V~30V ±1V~15V
- Input Bias Current :
- 100nA
- Packing Method :
- TR
- Package / Case :
- 14-SOIC (0.154, 3.90mm Width)
- Output Current per Channel :
- 6mA
- Pbfree Code :
- yes
- Power Supplies :
- 5V
- Mounting Type :
- Surface Mount
- Thickness :
- 1.58mm
- Pin Count :
- 14
- JESD-609 Code :
- e4
- Max Power Dissipation :
- 1.19W
- Terminal Form :
- Gull wing
- Max Supply Current :
- 500μA
- Datasheets
- LM139DR

Comparators Texas Instruments LM139DR Overview
The Texas Instruments LM139DR represents a cornerstone in precision technology, featuring a quad differential comparator integrated circuit housed in a compact 14-SOIC package. This product is engineered to meet the demands of high-performance electronic systems, providing reliable voltage level sensing and decision-making capabilities. The LM139DR excels in applications requiring multiple voltage comparisons, thanks to its quad comparator design, which allows for simultaneous processing of different input signals. Its robust design and Texas Instruments' commitment to quality make it an ideal choice for critical and demanding applications where accuracy and stability are paramount.
LM139DR Features
The LM139DR comparator boasts several key features that make it a versatile and essential component in various electronic circuits. These features include low supply voltage operation from 2V to 36V, low input bias current, and low input offset voltage, which ensure minimal error and high accuracy in signal comparison. Furthermore, its wide operating temperature range and the ability to operate from a single or dual power supply enhance its adaptability to both industrial and consumer electronic environments.
LM139DR Applications
- Industrial control systems: In these environments, the LM139DR is used to monitor and control operational parameters by comparing sensor outputs and ensuring they stay within predefined thresholds.
- Automotive electronics: It plays a critical role in automotive safety and functionality by managing signals that trigger mechanisms like automatic braking systems.
- Power supply management: The LM139DR helps maintain the stability and efficiency of power supplies by monitoring voltage levels and providing comparison outputs that trigger corrective actions if necessary.
- Alarm systems: This IC is utilized in security devices, where it compares environmental sensor outputs to set thresholds to activate alarms or alerts.
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