SolutionsThe BZT52C18S is an SOD-323 RoHS-compliant zener diode manufactured by SMC Diode Solutions with a maximum reverse breakdown voltage of 18V, a maximum peak pulse power of 500mW and a maximum reverse current of 50mA. The device features relatively low leakage current and a low forward voltage drop. This makes it suitable for use in a variety of power management, voltage regulation, and protection applications.