onsemi

LM393MX

LM393MX Description

The LM393MX is a general-purpose comparator IC designed by onsemi, featuring two independent comparators in an 8-pin SOIC package. This device is optimized for a wide range of applications due to its versatile operating characteristics. The LM393MX operates within a temperature range of 0°C to 70°C, making it suitable for various industrial and consumer electronics environments. Its supply voltage range is extensive, supporting single supply voltages from 2V to 36V and dual supply voltages from ±1V to ±18V. This flexibility allows the LM393MX to be used in diverse power supply configurations.

The LM393MX offers a typical output current of 18mA at 5V, ensuring robust performance in driving various loads. Its input bias current is extremely low, with a maximum of 0.25µA at 5V, which minimizes the impact on sensitive input signals. The quiescent current is also kept low at a maximum of 2.5mA, contributing to energy efficiency. The input offset voltage is a maximum of 5mV at 5V, ensuring high accuracy in signal comparison.

The LM393MX is packaged in a surface-mount 8SOIC format, which is ideal for compact and space-efficient designs. The device is classified under ECCN EAR99 and HTSUS 8542.39.0001, and it is REACH unaffected, ensuring compliance with international regulatory standards. The moisture sensitivity level (MSL) is 1 (Unlimited), making it suitable for storage and handling in various environments.

LM393MX Features

• Wide Operating Voltage Range: The LM393MX supports a wide input voltage range from 2V to 36V for single supply and ±1V to ±18V for dual supply, providing flexibility in power supply design.
• Low Input Bias Current: With a maximum input bias current of 0.25µA at 5V, the LM393MX minimizes the loading effect on input signals, ensuring high signal integrity.
• Low Quiescent Current: The maximum quiescent current of 2.5mA ensures energy efficiency, making the LM393MX suitable for battery-powered and low-power applications.
• Low Input Offset Voltage: A maximum input offset voltage of 5mV at 5V guarantees high accuracy in signal comparison, making it ideal for precision applications.
• Surface-Mount Packaging: The 8SOIC package is suitable for compact and space-efficient designs, facilitating integration into modern electronic systems.
• Compliance and Safety: The LM393MX is REACH unaffected and classified under ECCN EAR99 and HTSUS 8542.39.0001, ensuring compliance with international regulatory standards. The MSL 1 (Unlimited) rating ensures ease of storage and handling.

LM393MX Applications

The LM393MX is ideal for a variety of applications due to its general-purpose design and versatile operating characteristics. Some specific use cases include:

• Signal Processing: The LM393MX can be used in signal processing circuits to compare and condition analog signals, ensuring accurate and reliable signal transmission.
• Power Management: Its wide operating voltage range and low quiescent current make it suitable for power management applications, including voltage monitoring and regulation.
• Consumer Electronics: The compact 8SOIC package and low power consumption make the LM393MX ideal for consumer electronics where space and energy efficiency are critical.
• Industrial Control Systems: The LM393MX can be employed in industrial control systems for tasks such as level detection, threshold monitoring, and fault detection.
• Automotive Applications: The robust performance and wide operating temperature range make the LM393MX suitable for automotive applications, including sensor interfacing and signal conditioning.

Conclusion of LM393MX

The LM393MX is a versatile general-purpose comparator IC that offers a wide range of operating voltages, low input bias current, and low quiescent current. Its compact surface-mount packaging and compliance with international standards make it suitable for a variety of applications, from consumer electronics to industrial control systems. The LM393MX's high accuracy and energy efficiency provide significant advantages over similar models, making it an ideal choice for designers seeking a reliable and flexible comparator solution.