onsemi

KA317LZBU

KA317LZBU Description

The KA317LZBU is a linear voltage regulator designed for a wide range of applications requiring a stable and adjustable output voltage. Manufactured by onsemi, this IC offers a robust solution for power management with its adjustable output type and extensive operating temperature range of 0°C to 125°C. The KA317LZBU is housed in a through-hole TO92-3 package, making it suitable for various mounting configurations.

Key specifications include a maximum input voltage of 40V and a maximum output voltage of 37V. The regulator can deliver up to 100mA of output current, ensuring reliable performance in low-power applications. With a minimum output voltage of 1.2V, the KA317LZBU provides flexibility in setting the desired output voltage level.

KA317LZBU Features

The KA317LZBU boasts several notable features that enhance its performance and reliability:

• Wide Operating Temperature Range: The regulator operates effectively from 0°C to 125°C, making it suitable for both industrial and consumer applications.
• High PSRR: The power supply rejection ratio (PSRR) ranges from 80dB to 65dB at 120Hz, ensuring minimal noise and ripple in the output voltage.
• Adjustable Output Voltage: With a minimum output voltage of 1.2V and a maximum of 37V, the KA317LZBU offers a wide range of adjustable output voltages to meet diverse application requirements.
• Over-Temperature and Short-Circuit Protection: These protection features safeguard the regulator and connected components from damage due to excessive temperature or short circuits.
• Positive Output Configuration: The regulator provides a positive output voltage, which is ideal for many electronic systems.
• Through-Hole Mounting: The through-hole package type ensures secure and reliable mounting on printed circuit boards (PCBs).

KA317LZBU Applications

The KA317LZBU is well-suited for a variety of applications due to its adjustable output voltage, high PSRR, and robust protection features. Some specific use cases include:

• Consumer Electronics: Ideal for powering low-power devices such as portable audio equipment, handheld gaming consoles, and small appliances.
• Industrial Control Systems: Suitable for use in control panels, sensors, and actuators that require a stable and adjustable power supply.
• Telecommunications: Can be used in low-power communication devices and modules where a reliable power source is critical.
• Automotive Electronics: Applicable in various automotive systems, such as dashboard electronics, infotainment systems, and sensor modules, due to its wide operating temperature range and robust protection features.

Conclusion of KA317LZBU

The KA317LZBU is a versatile linear voltage regulator that offers a wide range of adjustable output voltages, high PSRR, and robust protection features. Its ability to operate within an extensive temperature range and provide up to 100mA of output current makes it suitable for a variety of applications in consumer electronics, industrial control systems, telecommunications, and automotive electronics. Despite being an obsolete product, the KA317LZBU remains a reliable choice for applications requiring a stable and adjustable power supply.