Texas Instruments

LM339DE4

LM339DE4 Description

The LM339DE4 is a general-purpose linear comparator integrated circuit (IC) designed by Texas Instruments, featuring four differential comparators in a 14-pin SOIC package. This IC is ideal for applications requiring high performance and reliability in a compact form factor. The LM339DE4 is specified for operation over a wide supply voltage range, from 2V to 30V for single supply and ±1V to ±15V for dual supply configurations. It offers a maximum input offset voltage of 5mV at 30V, ensuring precise comparisons. The device also boasts a low quiescent current of up to 2.5mA and an input bias current of up to 0.25µA at 5V, making it suitable for low-power applications. With a maximum output current of 20mA, the LM339DE4 can drive various loads effectively. This comparator is REACH unaffected and RoHS3 compliant, ensuring environmental sustainability and regulatory compliance. The LM339DE4 has a moisture sensitivity level (MSL) of 1, indicating it is suitable for unlimited exposure to standard environmental conditions. It operates within a temperature range of 0°C to 70°C, making it suitable for a variety of industrial and consumer applications.

LM339DE4 Features

• High Performance: The LM339DE4 offers a maximum input offset voltage of 5mV at 30V, ensuring accurate comparisons and minimizing errors in signal processing.
• Low Power Consumption: With a quiescent current of up to 2.5mA and an input bias current of up to 0.25µA at 5V, the LM339DE4 is designed for low-power applications, making it ideal for battery-operated devices and systems where power efficiency is critical.
• Wide Operating Voltage Range: The comparator operates over a wide supply voltage range of 2V to 30V for single supply and ±1V to ±15V for dual supply, providing flexibility in various power supply configurations.
• High Output Current Capability: The maximum output current of 20mA allows the LM339DE4 to drive various loads effectively, making it suitable for applications requiring high output drive capability.
• Environmental Compliance: The LM339DE4 is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental regulations and sustainability standards.
• Moisture Sensitivity Level 1: The MSL of 1 indicates that the LM339DE4 can be exposed to standard environmental conditions without degradation, enhancing its reliability in various operational environments.
• Surface Mount Technology: The LM339DE4 is available in a surface mount package, facilitating easy integration into modern printed circuit board (PCB) designs and enabling compact and reliable electronic systems.

LM339DE4 Applications

The LM339DE4 is versatile and can be used in a wide range of applications, including:

• Signal Processing: Ideal for applications requiring precise signal comparison and processing, such as in analog-to-digital converters (ADCs) and digital-to-analog converters (DACs).
• Power Management: Suitable for power supply monitoring and control, where accurate voltage level detection is necessary to ensure stable and reliable power delivery.
• Consumer Electronics: Can be used in various consumer devices, such as smartphones, tablets, and home appliances, for voltage monitoring and control.
• Industrial Automation: Useful in industrial control systems for monitoring and controlling process variables, ensuring efficient and reliable operation.
• Automotive Applications: Applicable in automotive systems for voltage monitoring, battery management, and other critical functions where reliability and accuracy are paramount.

Conclusion of LM339DE4

The LM339DE4 is a robust and versatile linear comparator designed to meet the demands of modern electronic systems. Its wide operating voltage range, low power consumption, and high output current capability make it suitable for a variety of applications, from consumer electronics to industrial automation. The device's environmental compliance and moisture sensitivity level ensure reliability and sustainability. With its precise comparison capabilities and low quiescent current, the LM339DE4 stands out as an excellent choice for designers seeking a reliable and efficient comparator solution.