STMicroelectronics

LM393PT

LM393PT Description

The LM393PT is a general-purpose comparator IC designed by STMicroelectronics, featuring two independent comparators in an 8-pin TSSOP package. This device is optimized for a wide range of applications requiring high performance and reliability. The LM393PT operates over a supply voltage range of 2V to 36V for single supply and ±1V to ±18V for dual supply, making it highly versatile for various electronic systems.

LM393PT Features

• High Output Current: The LM393PT can deliver a typical output current of 18mA at 5V, ensuring robust performance in driving various loads.
• Low Quiescent Current: With a maximum quiescent current of 2.5mA, the LM393PT is energy-efficient, making it suitable for battery-operated and low-power applications.
• Wide Operating Temperature Range: The device operates reliably within a temperature range of 0°C to 70°C, ensuring stability in diverse environmental conditions.
• Low Input Bias Current: The maximum input bias current is 0.25µA at 5V, which minimizes the loading effect on the input signal sources.
• Low Input Offset Voltage: The maximum input offset voltage is 5mV at 30V, ensuring high accuracy and precision in signal comparison.
• Moisture Sensitivity Level: The LM393PT has an MSL of 1 (Unlimited), making it suitable for extended storage and handling without moisture-related degradation.
• Compliance: The LM393PT is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards.

LM393PT Applications

The LM393PT is ideal for a variety of applications due to its general-purpose design and robust performance. Some specific use cases include:

• Signal Processing: Used in signal conditioning circuits to compare input signals and generate output signals based on predefined thresholds.
• Power Management: Ideal for monitoring and controlling power supply voltages in various electronic devices.
• Automotive Electronics: Suitable for automotive applications where reliability and performance are critical.
• Industrial Control Systems: Used in industrial automation for monitoring and controlling process parameters.
• Consumer Electronics: Employed in consumer devices for voltage level detection and control.

Conclusion of LM393PT

The LM393PT from STMicroelectronics stands out as a reliable and versatile comparator IC, offering high output current, low quiescent current, and wide operating voltage ranges. Its low input bias current and input offset voltage ensure high accuracy and precision, making it suitable for a broad range of applications. The device's compliance with environmental and safety standards further enhances its appeal. Whether used in signal processing, power management, or industrial control systems, the LM393PT provides a robust solution for engineers and designers in the electronics industry.