The BZT52B24S is a Zener Diode SOD-323 package, manufactured by Formosa and ROHS-Certified. It is a surface-mount package with epoxy method, and designed for general purpose protection, voltage clamping, and low noise applications. It has a breakdown voltage of 24 volts, a power dissipation of 250 mW, and a temperature range of -55° C to +125° C. The maximum DC reverse current is 200µA and the maximum Surge Current is 1.5A. It has a low zener noise, low leakage, and good line regulation.