Texas Instruments

LM339ADRE4

LM339ADRE4 Description

The LM339ADRE4 is a general-purpose comparator IC designed by Texas Instruments, featuring four differential input comparators in a1 4-pin SOIC package. This device is optimized for surface-mount applications and is suitable for a wide range of electronic systems. The LM339ADRE4 operates within a supply voltage range of 2V to 30V for single supply and ±1V to ±15V for dual supply configurations. It offers a maximum input offset voltage of 3mV at 30V, ensuring high accuracy in voltage comparison tasks. The quiescent current is kept low at a maximum of 2.5mA, making it energy-efficient for various applications. The maximum input bias current is 0.25µA at 5V, contributing to its high precision. The LM339ADRE4 is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards. It is available in a tape and reel package, facilitating automated processes assembly. Despite being marked as obsolete, it remains a reliable choice for existing designs and specific applications where its unique features are advantageous.

LM339ADRE4 Features

• High Accuracy: With a maximum input offset voltage of 3mV at 30V, the LM339ADRE4 ensures precise voltage comparisons, making it ideal for applications requiring high accuracy.
• Low Power Consumption: The maximum quiescent current of 2.5mA and input bias current of 0.25µA at 5V contribute to its energy efficiency, making it suitable for low-power applications.
• Wide Operating Voltage Range: The LM339ADRE4 operates within a supply voltage range of 2V to 30V for single supply and ±1V to ±15V for dual supply, providing flexibility in power supply requirements.
• Environmental Compliance: The device is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
• Surface-Mount Packaging: Available in a 14-pin SOIC package, it is suitable for surface-mount assembly, facilitating integration into compact and high-density PCB designs.
• Moisture Sensitivity Level: MSL 1 (Unlimited) ensures the device is suitable for a wide range of manufacturing environments without additional moisture protection measures.

LM339ADRE4 Applications

The LM339ADRE4 is versatile and can be used in a variety of applications, including:

• Signal Processing: Ideal for applications requiring precise voltage level detection and comparison, such as in analog-to-digital converters and signal conditioning circuits.
• Power Management: Suitable for over-voltage and under-voltage detection circuits in power supply systems, ensuring reliable operation and protection.
• Automotive Electronics: Given its wide operating temperature range of 0°C to 70°C, it can be used in automotive applications where reliability and accuracy are critical.
• Industrial Control Systems: Useful in industrial automation for monitoring and controlling various parameters, such as temperature, pressure, and flow rates.
• Consumer Electronics: Employed in consumer devices for battery level monitoring, voltage regulation, and other control functions.

Conclusion of LM339ADRE4

The LM339ADRE4 is a robust and versatile comparator IC that offers high accuracy, low power consumption, and wide operating voltage range. Despite being marked as obsolete, its unique features and reliability make it a valuable component for existing designs and specific applications where its performance characteristics are essential. Its compliance with environmental and safety standards ensures it remains a responsible choice for modern electronics. Whether used in signal processing, power management, automotive electronics, control industrial systems, or consumer electronics, the LM339ADRE4 provides dependable performance and precision.