Product Overview: Texas Instruments TL431BQDBZT

The TL431BQDBZT from Texas Instruments is a versatile, precision programmable reference shunt regulator. This three-terminal adjustable shunt regulator comes with specified thermal stability over a wide operating temperature range. The device features a typical output impedance of 0.2 ohms, providing stable reverse breakdown voltage accuracy over a comprehensive range of operating temperatures and currents.

With an output voltage range between 2.495 V and 36 V, it can be set to any value within this range using two external resistors. This flexibility makes the TL431BQDBZT suitable for a variety of applications including power supplies, battery chargers, voltage monitors, and system reference voltage generation.

The TL431BQDBZT is available in a small surface-mount SOT-23 package, making it ideal for space-constrained applications. The device's low output noise and low dynamic output impedance ensure a stable voltage reference and supply line regulation. This makes it a preferred choice for high-performance applications where precision voltage regulation is critical.

Key features of the TL431BQDBZT include:

• Programmable output voltage: 2.495 V to 36 V
• Typical temperature compensated voltage reference: ±0.5%
• Low output noise
• Low dynamic output impedance: 0.2 ohms typical
• Fast turn-on response
• Operating current range: 1 mA to 100 mA
• Extended operating temperature range: -40°C to +125°C
• SOT-23 package for space-saving applications

Applications for the TL431BQDBZT are diverse and can be found in consumer electronics, automotive systems, telecommunications, and industrial equipment. Its reliable performance and ease of use make it a go-to solution for designers looking to implement an adjustable precision shunt regulator in their circuits.

Overall, the Texas Instruments TL431BQDBZT shunt regulator is a high-quality component that offers the perfect blend of versatility, stability, and precision for a wide range of voltage regulation needs.