LM311DR
- Mfr.Part #
- LM311DR
- Manufacturer
- Texas Instruments
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC DIFF COMP STROBE 8-SOIC
- Stock
- 5,905
- In Stock :
- 5,905
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- Manufacturer :
- Texas Instruments
- Product Category :
- Comparators
- Pin Count :
- 8
- Terminal Finish :
- Matte Tin (Sn)
- Operating Temperature :
- 0°C~70°C
- Terminal Form :
- Gull wing
- Width :
- 3.91mm
- Input Bias Current :
- 250nA
- Dual Supply Voltage :
- 9V
- Weight :
- 72.603129mg
- Average Bias Current-Max (IIB) :
- 0.25μA
- Mounting Type :
- Surface Mount
- RoHS Status :
- ROHS3 Compliant
- Neg Supply Voltage-Nom (Vsup) :
- -15V
- Voltage - Input Offset (Max) :
- 7.5mV @ ±15V
- Length :
- 4.9mm
- Output Current :
- 50mA
- Max Input Current :
- 250nA
- Radiation Hardening :
- No
- Height :
- 1.75mm
- Quiescent Current :
- 7.5mA
- Current - Input Bias (Max) :
- 0.25μA @ ±15V
- Output Current per Channel :
- 50mA
- Packing Method :
- TR
- Number of Terminations :
- 8
- Response Time :
- 165 ns
- Max Power Dissipation :
- 500mW
- Voltage - Supply, Single/Dual (±) :
- 3.5V~30V ±1.75V~15V
- Factory Lead Time :
- 6 Weeks
- Nominal Supply Current :
- 7.5mA
- Operating Supply Voltage :
- 28V
- Peak Reflow Temperature (Cel) :
- 260
- Number of Functions :
- 1
- Number of Pins :
- 8
- Contact Plating :
- Gold
- Type :
- GENERAL PURPOSE
- Pbfree Code :
- yes
- Voltage Gain :
- 106.02dB
- ECCN Code :
- EAR99
- Lead Free :
- Lead Free
- Output Type :
- MOS, Open-Collector, Open-Emitter, TTL
- Packaging :
- Cut Tape (CT)
- Mount :
- Surface Mount
- Thickness :
- 1.58mm
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Terminal Position :
- Dual
- JESD-609 Code :
- e3
- Base Part Number :
- LM311
- Lifecycle Status :
- ACTIVE (Last Updated: 2 days ago)
- Number of Elements :
- 1
- Max Supply Current :
- 7.5mA
- Input Offset Voltage (Vos) :
- 7.5mV
- REACH SVHC :
- No SVHC
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Supply Voltage :
- 15V
- Datasheets
- LM311DR

Comparators Texas Instruments LM311DR Overview
The LM311DR by Texas Instruments is a pinnacle achievement in the design of comparators, optimized for voltage level detection and differential comparison with a strobe control feature. This high-performance IC DIFF COMP STROBE in an 8SOIC package offers a robust solution for systems requiring precise voltage comparison and decision-making capabilities. With its ability to operate across a wide range of voltages and temperatures, the LM311DR stands out as a highly reliable component suitable for mission-critical applications in industrial, automotive, and telecommunication sectors. The inclusion of a strobe pin enhances its functionality, allowing for timed operations and power savings, making it a go-to choice for developers and engineers aiming to improve system reliability and efficiency.
LM311DR Features
The LM311DR comparator is known for its versatility and superior performance, featuring a single or dual power supply mode ranging from 5V to 30V and a differential input voltage range equal to the power supply voltage. It also boasts a low input bias current, high input impedance, and fast response times. These features make the LM311DR an excellent choice for designing flexible and efficient electronic circuits without compromising performance.
LM311DR Applications
- Automotive Systems: Utilized in car electronics for sensor signal processing to ensure accurate responses to rapidly changing driving conditions.
- Data Acquisition Systems: Helps in precise data collection and processing in scientific and industrial applications by providing reliable voltage comparisons.
- Alarm Systems: Integral in building safety and security systems where precise threshold voltage detection is critical for triggering alarms.
- Power Supplies: Essential in managing and monitoring voltages to prevent over-voltage conditions and ensure stable power delivery.
- Consumer Electronics: Used in devices like cameras and personal audio systems for better performance through effective signal comparison.
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