The ON Semiconductor KA431D is a highly versatile, programmable shunt voltage regulator that offers exceptional performance for a wide range of applications. With its adjustable output voltage and precision reference, the KA431D is an ideal solution for power supplies, battery chargers, and voltage monitoring systems.

Key Features

• Programmable Output Voltage: The KA431D offers an output voltage range that can be set from 2.5V to 36V with two external resistors, providing flexibility for various design requirements.
• High Precision: This device features a typical reference voltage accuracy of 0.5% at 25°C and 1% over the full operating temperature range, ensuring reliable and consistent performance.
• Low Dynamic Output Impedance: With a dynamic output impedance of 0.2 ohms, the KA431D provides stable voltage regulation against load variations.
• Wide Operating Current Range: It operates with a current range from 1mA to 100mA, which allows for its use in a broad spectrum of applications.
• Extended Temperature Range: The KA431D is designed to operate over an industrial temperature range from -40°C to +85°C, making it suitable for harsh environments.

Applications

• Adjustable Power Supplies
• Battery Chargers
• Voltage Monitoring Systems
• Switching Power Supplies
• Motor Control Systems

The KA431D's compact TO-92 package makes it easy to integrate into a variety of circuit designs, and its robust construction ensures long-term reliability. Whether you're designing a simple power supply or a complex motor control system, the ON Semiconductor KA431D programmable shunt regulator is an excellent choice for maintaining precise voltage control.

For detailed specifications, application notes, and additional resources, visit the ON Semiconductor website or consult the KA431D datasheet. With its combination of flexibility, precision, and durability, the KA431D is a valuable component for any electronic designer's toolkit.