Diodes Incorporated AZ431BN-BTRG1 Precision Programmable Shunt Regulator

The AZ431BN-BTRG1 from Diodes Incorporated is a three-terminal adjustable shunt regulator with guaranteed thermal stability over a full operation range. This versatile component is designed to be an excellent replacement for zener diodes in many applications requiring an improvement in zener performance.

With its low output noise, adjustable output voltage, and wide operating voltage range, the AZ431BN-BTRG1 is highly suited for precision voltage regulation and reference applications across a diverse array of electronic devices. It is commonly used in power supplies, battery chargers, and voltage monitoring systems, enhancing the performance by providing a stable and precise voltage reference.

The device features a sharp turn-on characteristic, with a typical dynamic impedance of 0.2 ohms, which contributes to its stable operation under varying load conditions. This shunt regulator is programmable from Vref to 36 volts with two external resistors, offering design flexibility. The Vref is typically 2.5 volts, which is the reference voltage around which the shunt regulator operates.

Key specifications of the AZ431BN-BTRG1 include:

• Output Voltage Range: Vref to 36V
• Reference Voltage: 2.5V ±0.5%
• Low Dynamic Output Impedance: 0.2 ohms typical
• Surface Mount SOT-23 package
• Operating Temperature Range: -40°C to +85°C
• Lead-Free and RoHS Compliant

The AZ431BN-BTRG1 is offered in a small, lead-free, green SOT-23 package, which is ideal for automated assembly processes and space-constrained applications. The device's operating temperature range of -40°C to +85°C ensures reliability and performance in a wide range of environmental conditions, making it a robust choice for industrial and commercial applications.

With its precision performance and programmability, the AZ431BN-BTRG1 from Diodes Incorporated is an essential component for designers looking to achieve high stability and accuracy in their voltage regulation schemes. Its ease of use, combined with its high level of performance, makes it an ideal choice for a broad spectrum of applications.