onsemi

KA7631

KA7631 Description

The KA7631 is a multi-output linear regulator IC designed by onsemi, a leading manufacturer in the power management sector. This IC features three fixed-output regulators capable of delivering 5.1V, 9V, and 12V with respective output currents of 500mA, 500mA, and 1A. The KA7631 is housed in a through-hole 10-SIP package, making it suitable for applications requiring robust and reliable power management solutions.

KA7631 Features

• Output Type: Fixed, providing stable and reliable voltage outputs.
• Voltage - Input (Max): 20V, ensuring compatibility with a wide range of input voltage sources.
• Current - Output: 500mA, 500mA, and 1A for the three regulators, respectively, offering versatile power delivery options.
• Number of Regulators: Three, allowing for multiple power supply needs to be met with a single IC.
• Output Configuration: Positive, suitable for most common electronic applications.
• Product Status: Obsolete, though still available for legacy systems and specific applications.
• REACH Status: REACH Unaffected, ensuring compliance with environmental regulations.
• Operating Temperature: 0°C to 125°C, making it suitable for a wide range of operating environments.
• Current - Quiescent (Iq): 2 mA, contributing to low power consumption during operation.
• Control Features: Enable and Reset, providing flexibility in system control and power management.
• Protection Features: Over Temperature, Over Voltage, and Short Circuit protection, enhancing the reliability and safety of the IC.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), indicating high resistance to moisture, ideal for various industrial applications.
• Package: Tube, ensuring secure and reliable handling and storage.

KA7631 Applications

The KA7631 is ideal for applications requiring multiple stable power supplies within a single compact package. Its fixed output voltages of 5.1V, 9V, and 12V make it suitable for powering various electronic components and systems. Some specific use cases include:

• Industrial Control Systems: Providing stable power to sensors, actuators, and control modules.
• Telecommunications Equipment: Ensuring reliable power supply for communication interfaces and signal processing units.
• Automotive Electronics: Supplying power to various electronic systems within vehicles, such as infotainment systems and electronic control units.
• Consumer Electronics: Powering devices that require multiple voltage levels, such as home appliances and multimedia equipment.

Conclusion of KA7631

The KA7631 from onsemi is a versatile and reliable multi-output linear regulator IC, offering three fixed voltage outputs with ample current capabilities. Its comprehensive protection features and low quiescent current make it an excellent choice for applications requiring stable and efficient power management. Despite being marked as obsolete, the KA7631 remains a valuable component for legacy systems and specific applications where its unique features and performance benefits are still highly relevant.