onsemi

KA339

KA339 Description

The KA339 is a general-purpose comparator IC designed for a wide range of applications. Manufactured by onsemi, this Linear IC Chip is housed in a Tube package and features a Through Hole mounting type, making it suitable for traditional PCB assembly processes. The KA339 is specified for an operating temperature range of 0°C to 70°C, ensuring reliable performance in standard environmental conditions.

Key specifications include a typical output current of 18mA at 5V, a quiescent current of up to 2.5mA, and an input bias current of 0.25µA at 5V. The input offset voltage is a maximum of 5mV at 5V, contributing to its precision in voltage comparison tasks. The KA339 operates with a supply voltage range of 2V to 36V for single supply and ±1V to ±18V for dual supply, offering flexibility in power requirements.

KA339 Features

• General-Purpose Comparator: The KA339 is designed for a variety of applications requiring voltage comparison, making it a versatile component in many electronic circuits.
• High Output Current: With a typical output current of 18mA at 5V, the KA339 can drive loads effectively, ensuring robust performance in various applications.
• Low Quiescent Current: The maximum quiescent current of 2.5mA ensures minimal power consumption, making the KA339 suitable for energy-efficient designs.
• Wide Operating Voltage Range: The KA339 supports a supply wide voltage range, from 2V to 36V for single supply and ±1V to ±18V for dual supply, providing flexibility in power supply requirements.
• Low Input Bias Current: The maximum input bias current of 0.25µA at 5V ensures high input impedance, minimizing the impact on the input signal source.
• Low Input Offset Voltage: With a maximum input offset voltage of 5mV at 5V, the KA339 offers high accuracy in voltage comparison tasks.
• Through Hole Mounting: The Through Hole mounting type is ideal for traditional PCB assembly processes, ensuring reliable mechanical and electrical connections.
• Compliance and Status: The KA339 is REACH unaffected and RoHS3 compliant, meeting environmental and regulatory standards. It is also classified under ECCN EAR99 and HTSUS 8542.39.0001.

KA339 Applications

The KA339 is ideal for a variety of applications where general-purpose voltage comparison is required. Some specific use cases include:

• Signal Processing: The KA339 can be used in signal processing circuits to compare input signals against reference voltages, enabling functions such as level detection and threshold triggering.
• Power Management: In power management systems, the KA339 can monitor and control voltage levels, ensuring stable operation and protection against overvoltage or undervoltage conditions.
• Control Systems: The KA339 can serve as a key component in control systems, providing precise voltage comparison for feedback loops and control algorithms.
• Consumer Electronics: The KA339's versatility makes it suitable for consumer electronics, where it can be used in various circuits requiring voltage comparison and.
  control- Industrial Applications: In industrial settings, the KA339 can be employed in monitoring and control systems, ensuring reliable operation in harsh environments.

Conclusion of KA339

The KA339 is a robust and versatile general-purpose comparator IC from onsemi, offering a wide range of technical specifications and performance benefits. Its high output current, low quiescent current, and wide operating voltage range make it suitable for a variety of applications, from signal processing to power management. The KA339's compliance with environmental and regulatory standards ensures it meets modern requirements for electronics components. While the KA339 is marked as obsolete, its unique features and advantages make it a reliable choice for applications where general-purpose voltage comparison is needed.