ROHM Semiconductor

LM339F-E2

LM339F-E2 Description

The LM339F-E2 is a general-purpose comparator IC designed by ROHM Semiconductor, featuring four independent comparators in a single package. This versatile IC is ideal for a wide range of applications due to its robust performance and compatibility with various voltage levels. The LM339F-E2 operates within a supply voltage range of 3V to 32V for single supply and ±1.5V to ±16V for dual supply, making it suitable for both low-voltage and high-voltage applications. It offers a maximum quiescent current of 2mA and an input bias current of up to 0.25µA at 5V, ensuring low power consumption and high efficiency. The maximum input offset voltage is 4.5mV at 32V, providing precise voltage comparison. The LM339F-E2 is available in a surface-mount package, specifically in tape and reel (TR) format, which facilitates easy integration into modern electronic circuits. It is REACH unaffected and RoHS3 compliant, meeting environmental and safety standards.

LM339F-E2 Features

• High Output Current: The LM339F-E2 can deliver a typical output current of 16mA at 5V, making it suitable for driving various loads without additional amplification.
• Low Quiescent Current: With a maximum quiescent current of 2mA, the LM339F-E2 is designed for energy-efficient applications, minimizing power consumption.
• Wide Operating Voltage Range: The IC operates from 3V to 32V for single supply and ±1.5V to ±16V for dual supply, providing flexibility in power supply requirements.
• Low Input Offset Voltage: The maximum input offset voltage of 4.5mV at 32V ensures accurate voltage comparison, enhancing the precision of the comparator.
• Low Input Bias Current: The maximum input bias current of 0.25µA at 5V minimizes the impact on the input signal, maintaining signal integrity.
• Surface-Mount Packaging: The LM339F-E2 is available in a surface-mount package, making it ideal for compact and high-density PCB designs.
• Environmental Compliance: The IC is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.

LM339F-E2 Applications

The LM339F-E2 is a versatile comparator IC suitable for a variety of applications, including:

• Signal Processing: Ideal for applications requiring precise voltage comparison, such as level detection and signal conditioning.
• Power Management: Can be used in power supply monitoring and control circuits to ensure stable voltage levels.
• Automotive Electronics: Suitable for automotive applications where reliability and precision are critical.
• Industrial Control Systems: Useful in industrial automation for monitoring and controlling various processes.
• Consumer Electronics: Applicable in consumer devices for voltage monitoring and control functions.

Conclusion of LM339F-E2

The LM339F-E2 is a robust and versatile comparator IC designed to meet the demands of modern electronic systems. Its wide operating voltage range, low quiescent current, and low input offset voltage make it an ideal choice for a variety of applications. The surface-mount packaging and environmental compliance further enhance its suitability for contemporary electronics. Whether used in signal processing, power management, or industrial control systems, the LM339F-E2 offers reliable performance and precision, making it a valuable component for engineers and designers in the electronics industry.