Product Overview: Texas Instruments TL431IPKG3

The Texas Instruments TL431IPKG3 is a precision programmable reference that is designed to offer a reliable solution for providing a stable reference voltage in a variety of applications. This versatile three-terminal adjustable shunt regulator can be programmed with two external resistors to set the output voltage over a wide range. The device features a typical output voltage of 2.495 V, which can be adjusted from 2.495 V to 36 V, making it incredibly useful for numerous applications that require a precise voltage reference.

Key Features

• Adjustable Output Voltage: The TL431IPKG3 offers an adjustable output voltage from 2.495 V to 36 V, providing flexibility for different circuit requirements.
• Low Output Noise: With its low output noise, it ensures a stable and clean reference signal, which is essential for sensitive electronic applications.
• High Stability: The device offers high stability over a full range of operating temperatures, making it reliable in various environmental conditions.
• Low Temperature Coefficient: A low temperature coefficient helps maintain accuracy across a broad temperature range.
• Typical Output Impedance: The TL431IPKG3 features a typical output impedance of 0.2 ohms, contributing to its precise voltage regulation capabilities.

Applications

The TL431IPKG3 is suitable for a wide array of applications, including:

• Power supplies
• Battery chargers
• Voltage monitoring
• Adjustable regulators
• Switching power supplies

Package and Quality

This particular model of the TL431 family comes in a TO-92 package, which is widely used for through-hole mounting in PCBs, offering ease of integration into various designs. The device is also characterized for operation from -40°C to 85°C, ensuring reliability in a broad range of environments.

Conclusion

In conclusion, the Texas Instruments TL431IPKG3 adjustable precision shunt regulator stands out for its versatility, stability, and precision. It is an essential component for designers who require a dependable reference voltage source across a myriad of electronic applications. Its programmability and robust package make it a go-to solution for achieving accurate voltage regulation.