LM393DT
- Mfr.Part #
- LM393DT
- Manufacturer
- STMicroelectronics
- Package / Case
- 8-SOIC (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC COMPARATOR LP DUAL 8-SOIC
- Stock
- 146,642
- In Stock :
- 146,642
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- Manufacturer :
- STMicroelectronics
- Product Category :
- Comparators
- Voltage - Supply, Single/Dual (±) :
- 2V~36V ±1V~18V
- Number of Functions :
- 2
- Radiation Hardening :
- No
- JESD-609 Code :
- e4
- Operating Temperature :
- 0°C~70°C
- Number of Pins :
- 8
- Mount :
- Surface Mount
- Terminal Form :
- Gull wing
- Time@Peak Reflow Temperature-Max (s) :
- 30
- Number of Elements :
- 2
- Max Input Current :
- 250nA
- Natural Thermal Resistance :
- 125 °C/W
- Factory Lead Time :
- 6 Weeks
- Propagation Delay :
- 1.3 μs
- Type :
- GENERAL PURPOSE
- Pin Count :
- 8
- Max Power Dissipation :
- 710mW
- Output Current per Channel :
- 18mA
- Supply Voltage :
- 5V
- Output Type :
- CMOS, DTL, ECL, MOS, Open-Collector, TTL
- Max Supply Current :
- 1mA
- Base Part Number :
- LM393
- Mounting Type :
- Surface Mount
- Output Current :
- 18mA
- Dual Supply Voltage :
- 9V
- Lead Free :
- Lead Free
- RoHS Status :
- ROHS3 Compliant
- Quiescent Current :
- 2.5mA
- Average Bias Current-Max (IIB) :
- 0.4μA
- Input Bias Current :
- 250nA
- Voltage Gain :
- 106.02dB
- Packaging :
- Cut Tape (CT)
- Terminal Position :
- Dual
- Voltage - Input Offset (Max) :
- 5mV @ 30V
- Peak Reflow Temperature (Cel) :
- 260
- Contact Plating :
- Gold
- Current - Output (Typ) :
- 18mA @ 5V
- Lifecycle Status :
- ACTIVE (Last Updated: 6 months ago)
- Height :
- 1.75mm
- ECCN Code :
- EAR99
- Length :
- 4.9mm
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Input Offset Voltage (Vos) :
- 1mV
- Operating Supply Voltage :
- 28V
- Number of Terminations :
- 8
- Package / Case :
- 8-SOIC (0.154, 3.90mm Width)
- Response Time :
- 1.3 μs
- Current - Input Bias (Max) :
- 0.25μA @ 5V
- Max Junction Temperature (Tj) :
- 150°C
- Turn On Delay Time :
- 1.3 μs
- Ambient Temperature Range High :
- 70°C
- Width :
- 3.9mm
- Supply Voltage Limit-Max :
- 36V
- Nominal Supply Current :
- 1mA
- REACH SVHC :
- No SVHC
- Weight :
- 4.535924g
- Datasheets
- LM393DT
LM393DT Documents

Comparators STMicroelectronics LM393DT Overview
The LM393DT from STMicroelectronics is a fundamental piece in the field of electronic design, specifically within the Comparators category. This dual voltage comparator is designed to provide reliable performance in a variety of applications that require precise voltage level monitoring and signal conditioning. Housed in a compact 8-SOIC package, the LM393DT excels in environments where space is at a premium but performance cannot be compromised. Its ability to operate over a wide range of voltages and temperatures makes it exceptionally suited for industrial and consumer applications alike. This product's design and functionality are tailored to meet the rigorous demands of mass-production environments, offering both versatility and reliability to B2B customers.
LM393DT Features
The LM393DT boasts several key features that make it a standout choice for electronics engineers and designers. Notably, its low power operation minimizes energy consumption without sacrificing performance, making it ideal for battery-powered devices. The device operates effectively across a wide range of operating voltages from 2V to 36V, and it can also handle dual supplies of ±1V to ±18V. Its robust design ensures reliability and longevity under varied environmental conditions. Additionally, the comparator's output directly interfaces with TTL, CMOS, and other logic systems, facilitating easier integration into existing designs.
LM393DT Applications
- Battery Management Systems: In these systems, the LM393DT is used to monitor the voltage levels of batteries to ensure they are within safe operating thresholds, preventing overcharging and deep discharge scenarios.
- Voltage Level Detection Circuits: It is employed to detect and compare different voltage levels within electronic devices, ensuring operational stability and functionality.
- Automotive Electronics: This comparator is integral in controlling vehicle dynamics and safety systems by monitoring various thresholds and signals within the automotive electronics framework.
- Signal Conditioning Devices: The LM393DT helps in refining signal output for clearer and more precise readings in measurement and instrumentation applications.
- Alarm and Security Systems: It is used to enhance the reliability and responsiveness of alarm systems by providing accurate comparison of environmental sensors and triggers.
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