The AZ431AM-B is a precision adjustable shunt regulator manufactured by BCD Semiconductor Manufacturing Limited. It is designed to provide a precise and stable voltage reference, making it suitable for a wide range of applications, including voltage monitoring, error amplifiers, and power supply control circuits.

Applications

• Voltage monitoring
• Error amplifiers
• Power supply control circuits
• Linear regulators
• Switching power supplies

Features

• Adjustable Output Voltage: The output voltage can be adjusted to any value between Vref (2.5V) and 36V using two external resistors.
• Low Output Noise: Provides a clean and stable voltage reference with low output noise.
• Low Temperature Coefficient: Maintains stable performance over a wide temperature range.
• High Precision: Offers a high level of precision in voltage regulation.
• Low Minimum Cathode Current: Operates with a low minimum cathode current.

Benefits

• Precise Voltage Regulation: Ensures a stable and accurate voltage reference.
• Versatile Application: Suitable for a wide range of voltage regulation and monitoring applications.
• Stable Performance: Maintains stable performance over temperature variations.
• Simplified Design: Easy to use with minimal external components.
• Improved Performance: Low output noise enhances the performance of sensitive circuits.

Additional Details

The AZ431AM-B typically comes in a SOT-23 package. Key specifications include a reference voltage of 2.5V, an adjustable output voltage range from 2.5V to 36V, and a low output impedance. The operating temperature range is from -40°C to +125°C. The part is also RoHS compliant. It is important to note that this part is designated as END-OF-LIFE by the manufacturer.