TLV431AFTA

The TLV431AFTA is a precision voltage reference and adjustable shunt regulator manufactured by Diodes Incorporated. It is designed for applications requiring a stable reference voltage and is particularly useful in power management and regulation circuits.

Key Features:

1. Voltage Reference: The TLV431AFTA provides a precise reference voltage of 1.24V, which can be adjusted to a range of output voltages from 1.24V to 36V. This makes it versatile for various applications.

2. Adjustable Output: The output voltage can be set using two external resistors, allowing for customization based on the specific needs of the circuit.

3. Low Output Impedance: The device features low output impedance, which ensures stable performance even under varying load conditions.

4. Temperature Stability: The TLV431AFTA is designed to maintain its reference voltage across a wide temperature range, providing reliable performance in different environmental conditions.

5. Fast Response Time: The device has a fast response time, making it suitable for dynamic applications where quick adjustments to voltage levels are necessary.

6. Wide Operating Voltage Range: It operates over a wide input voltage range, typically from 2.5V to 36V, making it adaptable for various power supply designs.

7. Low Quiescent Current: The TLV431AFTA consumes low quiescent current, which is beneficial for battery-powered applications where energy efficiency is critical.

8. Package Type: The device is available in a compact SOT-23 package, which is suitable for space-constrained applications.

Applications:

• Power Supply Regulation: Used in switching power supplies and linear regulators to provide a stable reference voltage.
• Battery Management Systems: Helps in monitoring and regulating battery voltages.
• Voltage Monitoring: Can be used in circuits that require precise voltage monitoring and control.
• Consumer Electronics: Commonly found in various consumer electronic devices for voltage regulation.

Electrical Characteristics:

• Reference Voltage (Vref): 1.24V (typical)
• Output Voltage Range: 1.24V to 36V
• Temperature Coefficient: Typically low, ensuring minimal drift with temperature changes.
• Operating Temperature Range: Typically from -40°C to +125°C.

Conclusion:

The TLV431AFTA from Diodes Incorporated is a highly versatile and reliable voltage reference and shunt regulator, ideal for a wide range of applications in power management and electronic circuit design. Its adjustable output, low quiescent current, and compact package make it a popular choice among engineers and designers looking for efficient voltage regulation solutions.