TLV431BQDBVR

The TLV431BQDBVR is a precision voltage reference and adjustable shunt regulator manufactured by Texas Instruments. It is designed for applications requiring a stable reference voltage and is particularly useful in power management and signal conditioning circuits.

Key Features:

1. Adjustable Output Voltage: The TLV431 can be configured to provide an output voltage that can be adjusted from 1.24V to 36V, making it versatile for various applications.

2. High Accuracy: The device offers a typical reference voltage accuracy of ±1%, ensuring reliable performance in precision applications.

3. Low Output Impedance: The TLV431 has low output impedance, which helps maintain a stable output voltage even under varying load conditions.

4. Temperature Stability: The device features a temperature coefficient of 50 ppm/°C, ensuring that the output voltage remains stable across a wide temperature range.

5. Wide Supply Voltage Range: It operates over a supply voltage range of 2.5V to 36V, allowing it to be used in a variety of power supply configurations.

6. Low Quiescent Current: The TLV431 is designed to consume minimal quiescent current, making it suitable for battery-powered applications.

7. SOT-23 Package: The TLV431BQDBVR comes in a compact SOT-23 package, which is ideal for space-constrained designs. The small footprint allows for easy integration into printed circuit boards (PCBs).

8. Pin Configuration: The device typically has three pins:

   • Ref: Reference voltage output.
   • Anode: Connects to the load.
   • Cathode: Connects to the input voltage.

Applications:

• Power Supply Regulation: Used in linear power supplies to provide a stable reference voltage.
• Voltage Monitoring: Can be used in circuits that require voltage monitoring and regulation.
• Battery Management Systems: Ideal for applications in battery-powered devices where low power consumption is critical.
• Signal Conditioning: Useful in signal processing applications where precise voltage levels are necessary.

Electrical Characteristics:

• Input Voltage Range: 2.5V to 36V
• Output Voltage Range: 1.24V to 36V (adjustable)
• Reference Voltage: 1.24V (typical)
• Quiescent Current: Low, typically in the microamp range
• Operating Temperature Range: -40°C to +125°C

Conclusion:

The TLV431BQDBVR from Texas Instruments is a highly versatile and reliable voltage reference and shunt regulator, suitable for a wide range of applications requiring precision voltage regulation. Its compact size, low power consumption, and adjustable output make it an excellent choice for modern electronic designs.