onsemi

KA339A

KA339A Description

The KA339A is a general-purpose comparator IC designed by onsemi, featuring four independent comparators in a 14-pin MDIP package. This IC is optimized for a wide range of applications requiring high performance and reliability. With its output current capability of 18mA at 5V, the KA339A ensures robust and stable operation. The quiescent current is kept low at a maximum of 2.5mA, making it suitable for power-sensitive designs. The input bias current is also minimal, with a maximum of 0.25µA at 5V, contributing to its high precision and low noise performance.

The KA339A operates over a wide supply voltage range, from 2V to 36V for single supply and ±1V to ±18V for dual supply, providing flexibility in various power configurations. The input offset voltage is tightly controlled at a maximum of 2mV at 5V, ensuring accurate comparisons and minimizing errors. The device is housed in a tube package, which is ideal for through-hole mounting, offering mechanical stability and ease of integration into printed circuit boards.

The KA339A is REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards. It has a moisture sensitivity level (MSL) of 1, allowing unlimited exposure to ambient conditions without degradation in performance. The operating temperature range of 0°C to 70°C makes it suitable for a variety of industrial and commercial applications.

KA339A Features

• High Output Current: Capable of delivering up to 18mA at 5V, ensuring robust operation in demanding applications.
• Low Quiescent Current: Maximum of 2.5mA, making it suitable for low-power designs.
• Low Input Bias Current: Maximum of 0.25µA at 5V, contributing to high precision and low noise performance.
• Wide Supply Voltage Range: Operates from 2V to 36V for single supply and ±1V to ±18V for dual supply, offering flexibility in power configurations.
• Low Input Offset Voltage: Maximum of 2mV at 5V, ensuring accurate comparisons and minimizing errors.
• Through-Hole Mounting: Housed in a tube package, ideal for mechanical stability and ease of integration.
• Environmental Compliance: REACH unaffected and RoHS3 compliant, adhering to stringent environmental and safety standards.
• Moisture Sensitivity Level: MSL 1, allowing unlimited exposure to ambient conditions without degradation in performance.
• Operating Temperature Range: 0°C to 70°C, suitable for a variety of industrial and commercial applications.

KA339A Applications

The KA339A is ideal for a wide range of applications where high precision and reliability are required. Some specific use cases include:

• Signal Processing: Used in signal conditioning circuits to compare and process analog signals accurately.
• Power Management: Ideal for voltage monitoring and control in power supply circuits, ensuring stable operation.
• Automotive Electronics: Suitable for various automotive applications where robustness and reliability are critical.
• Industrial Control: Used in control systems for precise monitoring and control of industrial processes.
• Consumer Electronics: Employed in consumer devices where low power consumption and high performance are essential.

Conclusion of KA339A

The KA339A is a versatile and reliable general-purpose comparator IC that offers high performance and flexibility in a wide range of applications. Its low quiescent current, low input bias current, and wide supply voltage range make it an excellent choice for power-sensitive and high-precision designs. The KA339A's compliance with environmental and safety standards, along with its robust mechanical packaging, ensures long-term reliability and ease of integration. While the product is now obsolete, its legacy continues to be a benchmark for high-performance comparators in the electronics industry.