TL431BCLP

The TL431BCLP is a precision voltage reference and adjustable shunt regulator manufactured by Texas Instruments. It is designed for use in a variety of applications, including power supplies, voltage regulation, and feedback control systems.

Key Features:

1. Voltage Reference: The TL431 provides a stable reference voltage of 2.5V, which can be adjusted to a range of output voltages from 2.5V to 36V, making it versatile for different circuit requirements.

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

3. High Accuracy: The device boasts a high initial accuracy of ±1% at 25°C, ensuring reliable performance in precision applications.

4. Temperature Stability: The TL431 features a low temperature coefficient, which enhances its stability over varying temperatures, making it suitable for environments with fluctuating conditions.

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

6. Wide Operating Range: It operates over a wide input voltage range, typically from 2.5V to 36V, allowing it to be used in various power supply designs.

7. Fast Response Time: The TL431 has a fast response time to changes in load and input voltage, which is critical for maintaining stable operation in dynamic environments.

8. Package Options: The TL431BCLP is available in various package types, including TO-92 and SOT-23, providing flexibility for different PCB layouts and space constraints.

9. Applications: Common applications include switching power supplies, linear regulators, battery chargers, and as a reference in analog circuits.

Electrical Characteristics:

• Reference Voltage (Vref): 2.5V
• Output Voltage Range: 2.5V to 36V
• Operating Temperature Range: Typically -40°C to +125°C
• Supply Current: Low quiescent current, enhancing efficiency in battery-powered applications.

Conclusion:

The TL431BCLP from Texas Instruments is a highly versatile and reliable component for voltage regulation and reference applications. Its adjustable output, high accuracy, and stability make it a popular choice among engineers for designing efficient and precise electronic circuits. Whether used in consumer electronics, industrial equipment, or automotive applications, the TL431BCLP provides a robust solution for voltage regulation needs.