onsemi

KA350

KA350 Description

The KA350 is a linear voltage regulator designed by onsemi, offering adjustable output voltage capabilities within a wide range of 1.2V to 33V. This regulator is housed in a TO220-3 package and is suitable for through-hole mounting, making it ideal for applications requiring robust and reliable power management solutions. The KA350 supports an input voltage range up to 35V and can deliver a maximum output current of 3A, ensuring it can handle a variety of power demands. It operates within a temperature range of 0°C to 125°C, making it suitable for both ambient and elevated temperature environments. The regulator features a power supply rejection ratio (PSRR) that varies from 80dB at low frequencies to 65dB at 120Hz, ensuring minimal noise and high stability in output voltage. Additionally, the KA350 includes over-temperature and short-circuit protection features, enhancing its reliability and safety in operation. Despite its obsolescence, the KA350 remains a viable option for legacy systems and specific applications where its unique features are advantageous.

KA350 Features

• Operating Temperature Range: 0°C to 125°C, ensuring reliable performance across a broad temperature spectrum.
• Adjustable Output Voltage: Ranging from 1.2V to 33V, providing flexibility to meet diverse application requirements.
• High Input Voltage Capability: Supports up to 35V, making it suitable for a wide range of input power sources.
• High Output Current: Delivers up to 3A, capable of powering demanding loads.
• Low Noise and High Stability: PSRR of 80dB to 65dB (120Hz) ensures minimal noise and stable output voltage.
• Protection Features: Over-temperature and short-circuit protection enhance reliability and safety.
• Positive Output Configuration: Ideal for applications requiring a positive voltage supply.
• Through-Hole Mounting: Suitable for robust and reliable physical integration in various electronic systems.
• Compliance and Safety: REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations.

KA350 Applications

The KA350 is well-suited for a variety of applications where adjustable voltage regulation and high current output are required. Its adjustable output voltage range and high current capability make it ideal for:

• Power Supply Units: Providing stable and adjustable voltage for various electronic devices.
• Industrial Control Systems: Ensuring reliable power management in harsh industrial environments.
• Telecommunications Equipment: Supplying stable power to sensitive communication components.
• Automotive Electronics: Meeting the demanding power requirements of automotive systems.
• Consumer Electronics: Powering devices that require adjustable voltage and high current.

Conclusion of KA350

The KA35,0 despite being obsolete, remains a reliable choice for applications requiring adjustable voltage regulation and high current output. Its wide operating temperature range, low noise, and high stability make it suitable for a variety of industrial and consumer applications. The inclusion of over-temperature and short-circuit protection features enhances its reliability and safety, making it a robust solution for power management needs. While newer models may offer advanced features, the KA350's proven performance and versatility continue to make it a valuable component in legacy systems and specific use cases.