The MMBZ5257BLT1G is a surface mount, low voltage, and low current Zener diode manufactured by ON Semiconductor. It has a maximum power dissipation of 250 mW and a working voltage range of 2.4V to 28V. This diode is ideal for voltage regulation, voltage reference, and overvoltage protection applications in various electronic circuits. It comes in a SOT-23 package, making it easy to integrate into compact designs. The MMBZ5257BLT1G offers excellent stability and reliability due to its high quality construction and materials. With a low leakage current and fast response time, this Zener diode is a versatile component for a wide range of applications in electronics