Product Overview: TL431C Precision Shunt Regulator

The TL431C from NXP Semiconductors is a versatile, precision shunt voltage regulator that offers a reliable solution for adjustable precision voltage reference needs. With its three-terminal adjustable shunt design, the TL431C is commonly used in a wide range of applications, including power supplies, battery chargers, and voltage monitoring circuits.

Key Features

• Adjustable Output Voltage: The TL431C can be programmed from the reference voltage of 2.495V up to 36V with two external resistors.
• Low Dynamic Output Impedance: A typical impedance of 0.22 ohms enhances load regulation and ensures stable performance.
• High Accuracy: Offers a guaranteed reference voltage accuracy at 25°C within ±1% and ±2% over the full operating temperature range of -40°C to +85°C.
• Low Operational Current: Maintains stable operation with typical currents as low as 1mA, making it suitable for low-power applications.
• Temperature Compensated: Ensures consistent performance over a wide temperature range due to its inherent temperature compensation.

Applications

The TL431C's flexibility makes it ideal for various applications, including but not limited to:

• Switching power supplies
• Linear power supplies
• On-board regulation
• Adjustable power supplies
• Battery-operated circuits
• Voltage monitoring

Quality and Reliability

NXP Semiconductors is committed to delivering high-quality and reliable components. The TL431C precision shunt regulator is designed to meet the stringent requirements of industrial and consumer electronic products. Its robust design ensures long-term reliability and consistent performance, making it a preferred choice for engineers and designers seeking a dependable voltage reference solution.

Ordering and Packaging

The TL431C is available in different package options, including TO-92, SOT-23, and SO-8, providing flexibility for various PCB layouts and assembly techniques. For ordering information and specific package details, please refer to the official NXP Semiconductors datasheet for the TL431C.