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AS431BZ-E1

AS431BZ-E1 Description

The AS431BZ-E1 is a high-performance shunt voltage reference IC designed by Diodes Incorporated, offering adjustable output voltage capabilities within a wide range. This device is housed in a Through Hole TO-92 package, making it suitable for various power management applications. Despite being marked as obsolete, the AS431BZ-E1 remains a reliable choice for engineers seeking precision and stability in their designs.

AS431BZ-E1 Features

• Adjustable Output Voltage: The AS431BZ-E1 provides an adjustable output voltage ranging from 2.5V to 36V, making it highly versatile for a variety of applications.
• High Precision: With a tolerance of ±1%, this device ensures accurate voltage regulation, crucial for sensitive electronic circuits.
• Low Temperature Coefficient: The typical temperature coefficient of 20ppm/°C ensures minimal drift in reference voltage over a wide temperature range, enhancing the stability of the output voltage.
• Low Cathode Current: The AS431BZ-E1 operates with a low cathode current of 1mA, which reduces power consumption and heat generation, making it ideal for low-power applications.
• Compliance and Reliability: The device is REACH unaffected and RoHS compliant, ensuring it meets environmental and safety standards. Additionally, its Moisture Sensitivity Level (MSL) of 1 (Unlimited) makes it highly reliable in various environmental conditions.
• Packaging: The AS431BZ-E1 is available in a Tape & Box (TB) package, facilitating easy handling and storage.

AS431BZ-E1 Applications

The AS431BZ-E1 is well-suited for applications requiring precise voltage regulation and stability. Its adjustable output voltage range and high precision make it ideal for:

• Power Supplies: Ensuring stable voltage levels in power supply circuits.
• Battery Management Systems: Providing accurate voltage references for battery monitoring and protection.
• Analog Circuits: Serving as a stable reference voltage in analog-to-digital converters (ADCs) and digital-to-analog converters (DACs).
• Medical Devices: Offering precise voltage regulation in sensitive medical equipment.
• Industrial Control Systems: Providing reliable voltage references in harsh industrial environments.

Conclusion of AS431BZ-E1

The AS431BZ-E1 by Diodes Incorporated is a robust and versatile shunt voltage reference IC, offering adjustable output voltage with high precision and stability. Its low temperature coefficient and low cathode current make it suitable for a wide range of applications, from power supplies to medical devices. Despite its obsolete status, the AS431BZ-E1 remains a reliable choice for engineers seeking a precise and stable voltage reference solution.