Product Overview: Texas Instruments TL431BIDR

The Texas Instruments TL431BIDR is a precision programmable reference that is versatile and widely used in a multitude of voltage regulation and control applications. This three-terminal adjustable shunt regulator offers excellent temperature stability and output current handling capabilities, making it suitable for a variety of demanding environments.

Key Features

• Voltage Range: The TL431BIDR offers an adjustable output voltage range from 2.495 V to 36 V with a typical output impedance of 0.2 ohms.
• High Precision: This device features a 0.5% tolerance at 25°C, ensuring accurate voltage regulation for sensitive applications.
• Temperature Stability: With a temperature coefficient typically at 50 ppm/°C, the TL431BIDR provides reliable performance over a wide temperature range.
• Current Capability: It can handle continuous output currents up to 100 mA, making it robust for various circuit configurations.
• Low Operational Current: The low dynamic output impedance and active output circuitry provide a very sharp turn-on characteristic, requiring a minimum operational current of 1 mA to maintain regulation.
• Package: The device comes in a small-outline transistor (SOT) package, specifically the SOT-23-3, which is suitable for automated surface-mount assembly and saves board space.

Applications

The TL431BIDR is extremely versatile and can be used in numerous applications, including:

• Adjustable power supplies
• Switching power supplies
• Linear power supplies
• Battery chargers
• Motor drivers
• Automotive systems
• Temperature control systems

Conclusion

The Texas Instruments TL431BIDR is a reliable and flexible component that offers high performance for voltage regulation needs. Its small package, combined with its high precision and stability, makes it an ideal choice for designers looking to create compact, yet powerful, electronic systems. Whether you are developing a new power supply or upgrading an existing system, the TL431BIDR offers the functionality and reliability needed to ensure consistent performance.