ON Semiconductor TLV431ASNT1G Voltage Reference

The TLV431ASNT1G from ON Semiconductor is a precision low-voltage shunt voltage reference that offers the performance of a high-end voltage reference in a small, convenient SOT-23 package. This device is designed to be a low-cost solution for applications requiring a precise voltage reference with a wide operating temperature range.

With a typical output voltage of 2.495 volts, the TLV431ASNT1G can be programmed from the reference voltage up to 18 volts with two external resistors. This feature makes it highly flexible and suitable for various applications, including adjustable voltage references in power supplies, battery-operated equipment, and portable consumer devices.

The TLV431ASNT1G boasts an impressive temperature coefficient, typically only 50 ppm/°C, which ensures stable output voltage over the entire operating temperature range of -40°C to 85°C. This stability is critical for applications that require consistent performance regardless of external temperature fluctuations.

Another key feature of the TLV431ASNT1G is its low dynamic output impedance, typically 0.22 ohms. This low impedance combined with its fast turn-on characteristics makes it an excellent choice for voltage regulation applications where fast response to load changes is required.

ON Semiconductor has also designed the TLV431ASNT1G with safety in mind. It includes overcurrent protection, ensuring the device remains operational and safe even in the event of a fault condition. Additionally, the TLV431ASNT1G is RoHS compliant, meaning it meets the European Union's restrictions on the use of certain hazardous substances in electrical and electronic equipment.

In summary, the TLV431ASNT1G from ON Semiconductor is a robust, precise, and versatile voltage reference that offers excellent temperature stability and low dynamic impedance. Its small form factor and comprehensive features make it an ideal choice for designers seeking a reliable solution for a wide range of applications.