Texas Instruments

LP339DRE4

LP339DRE4 Description

The LP339DRE4 is a general-purpose comparator IC designed by Texas Instruments. It features four independent comparators housed in a 14-pin SOIC package, making it suitable for a variety of applications requiring compact and efficient comparison circuits. This IC is designed to operate with a supply voltage ranging from 3V to 30V for single supply and ±1.5V to ±15V for dual supply configurations. The LP339DRE4 offers a typical output current of 30mA at 5V, ensuring robust performance in various electronic systems.

LP339DRE4 Features

• High Output Current: The LP339DRE4 provides a typical output current of 30mA at 5V, making it suitable for driving various loads without the need for additional amplification stages.
• Low Quiescent Current: With a maximum quiescent current of 100µA, the LP339DRE4 is highly efficient, making it ideal for battery-operated and low-power applications.
• Low Input Bias Current: The maximum input bias current is 0.025µA at 5V, ensuring high input impedance and minimal loading on the input signal sources.
• Low Input Offset Voltage: The maximum input offset voltage of 5mV at 30V ensures high accuracy and reliability in signal comparison.
• Wide Operating Temperature Range: The LP339DRE4 operates within a temperature range of 0°C to 70°C, making it suitable for a wide range of industrial and consumer applications.
• Surface Mount Packaging: The 14SOIC package allows for easy integration into modern PCB designs, facilitating automated assembly processes.
• Compliance and Safety: The LP339DRE4 is REACH unaffected and ROHS3 compliant, ensuring environmental safety and regulatory compliance.

LP339DRE4 Applications

The LP339DRE4 is versatile and can be used in a variety of applications, including:

• Signal Processing: Ideal for applications requiring precise signal comparison, such as level detection and threshold monitoring.
• Power Management: Suitable for use in power supply circuits, voltage regulators, and battery management systems.
• Consumer Electronics: Can be used in devices such as smartphones, tablets, and home automation systems where compact and efficient design is crucial.
• Industrial Control: Applicable in industrial automation systems for monitoring and controlling various parameters.
• Automotive Electronics: Useful in automotive applications for monitoring and controlling electronic systems within vehicles.

Conclusion of LP339DRE4

The LP339DRE4 from Texas Instruments is a robust and versatile general-purpose comparator IC. Its high output current, low quiescent current, and low input bias current make it an excellent choice for a wide range of applications. The wide operating temperature range and surface mount packaging further enhance its suitability for modern electronic designs. While the product is marked as obsolete, its technical specifications and performance benefits continue to make it a reliable option for applications requiring high accuracy and efficiency.