The AZ431AZ-AE1 from Diodes Incorporated is a precision programmable shunt regulator that offers an excellent solution for voltage regulation needs. This adjustable shunt regulator is highly versatile, with applications ranging from power supplies to battery chargers, and it is particularly suitable for use in adjustable voltage and current sources, or as a precision current limiter in various electronic circuits.

Key Features

• Adjustable Output Voltage: The AZ431AZ-AE1 offers an output voltage range that can be set from Vref (approximately 2.5V) up to 36V through the use of two external resistors.
• Low Dynamic Output Impedance: With a typical dynamic output impedance of 0.2 ohms, the device provides stable reverse current operation, which is essential for maintaining voltage regulation under varying load conditions.
• High Stability: The shunt regulator is designed to remain stable when operated with a wide range of capacitive loads, making it a reliable component in various applications.
• Low Temperature Coefficient: Featuring a temperature coefficient typically rated at 50 ppm/°C, the AZ431AZ-AE1 ensures consistent performance over a wide temperature range.
• Surface Mount Package: The device is available in a small outline, surface-mount SOT-23 package, making it suitable for high-density electronic boards and saving valuable board space.

Applications

The AZ431AZ-AE1's flexible nature makes it ideal for a multitude of applications, such as:

• Switching power supplies
• Linear power supplies
• DC-DC converters
• Battery chargers
• Motor control circuits
• Adjustable voltage or current references

With its combination of features, the AZ431AZ-AE1 from Diodes Incorporated stands out as a robust and reliable shunt regulator that can cater to a diverse range of voltage regulation requirements in the electronics industry.