ON Semiconductor TL431BCDMR2 Voltage Reference

The ON Semiconductor TL431BCDMR2 is a precision programmable reference with an output voltage range that can be set to any value between 2.495 volts and 36 volts with two external resistors. This versatile device acts as a shunt regulator, capable of performing in a wide array of functions, from adjustable zener diodes to precision current regulators. This makes the TL431BCDMR2 a highly flexible component suitable for many electronic applications.

Featuring a typical temperature coefficient of only 50 ppm/°C over the entire temperature range, the TL431BCDMR2 ensures stable performance under varying conditions. Its low output noise, coupled with a fast turn-on response, provides excellent transient response characteristics, making it ideal for power supply and voltage regulation scenarios where performance consistency is crucial.

The TL431BCDMR2 comes in a small outline transistor (SOT-23) surface-mount package, which is ideal for space-constrained applications. This compact form factor allows for efficient use of PCB real estate, making it a suitable choice for high-density electronic designs. The device's robust design ensures reliability, with a typical dynamic output impedance of 0.22 ohms. This low impedance aids in maintaining output voltage stability against load variations.

With a guaranteed stability over a maximum operating temperature range of −40°C to +85°C, the TL431BCDMR2 is designed to perform reliably in a broad spectrum of environments. This temperature range, along with its capability to handle a cathode current range of 1 mA to 100 mA, makes it a versatile choice for industrial, automotive, and consumer electronics applications.

ON Semiconductor's commitment to quality is evident in the TL431BCDMR2, ensuring that it meets the stringent requirements for various regulatory and industry standards. The device's performance, combined with ON Semiconductor's support and resources, provides designers with a dependable and efficient solution for voltage reference needs.

In summary, the TL431BCDMR2 from ON Semiconductor is a reliable, versatile, and precise voltage reference solution that offers designers a mix of performance, flexibility, and compact packaging for a wide range of applications.