onsemi

KA339D

KA339D Description

The KA339D is a general-purpose comparator IC designed for a wide range of applications. Manufactured by onsemi, this Linear IC Chip is housed in a Surface Mount package, specifically a 14SOP Tube, making it suitable for compact and efficient circuit designs. Despite its status as an obsolete product, the KA339D remains a reliable choice for engineers and designers due to its robust performance and versatile specifications.

KA339D Features

• Operating Temperature Range: The KA339D operates reliably within a temperature range of 0°C to 70°C, ensuring stable performance across various environmental conditions.
• Low Input Offset Voltage: With a maximum input offset voltage of 5mV at 5V, this comparator provides high accuracy and precision in signal comparison tasks.
• Low Input Bias Current: The maximum input bias current of 0.25µA at 5V ensures minimal loading on the input signal sources, preserving signal integrity.
• Wide Supply Voltage Range: The KA339D supports a wide supply voltage range of 2V to 36V for single supply and ±1V to ±18V for dual supply, offering flexibility in power supply requirements.
• High Output Current: Capable of delivering a typical output current of 18mA at 5V, this comparator can drive various loads effectively.
• Low Quiescent Current: The maximum quiescent current of 2.5mA ensures efficient power consumption, making it suitable for low-power applications.
• Multiple Elements: The KA339D features four independent comparator elements, allowing for complex signal processing and comparison tasks within a single package.
• Compliance and Safety: This IC is classified under ECCN EAR99 and HTSUS 8542.39.0001, and it is REACH unaffected, ensuring compliance with international regulations and safety standards.

KA339D Applications

The KA339D is ideal for a variety of applications due to its general-purpose nature and versatile specifications. Some specific use cases include:

• Signal Processing: The low input offset voltage and bias current make it suitable for precision signal processing tasks, such as analog-to-digital conversion interfaces and sensor signal conditioning.
• Power Management: The wide supply voltage range and low quiescent current enable efficient power management in battery-operated devices and power supply circuits.
• Control Systems: The high output current and multiple comparator elements allow for effective control and monitoring in various automation and control systems.
• Consumer Electronics: The compact Surface Mount package and robust performance make it a suitable choice for consumer electronics where space and reliability are critical.

Conclusion of KA339D

The KA339D from onsemi is a versatile and reliable general-purpose comparator IC that offers a wide range of features and benefits. Its low input offset voltage, low bias current, and high output current make it an excellent choice for precision signal processing and control applications. Despite being an obsolete product, its robust performance and compliance with international standards ensure that it remains a valuable component for engineers and designers in the electronics industry.