BZT52B2V4S-BZT52B75S 200mW, 2% Tolerance SMD Zener.
BZT52B51S - SMD Zener Diode
BZT52B51S-FL - SMD Zener Diode
BZT52B51S - 200mW SURFACE MOUNT ZENER DIODE
BZT52B51S-C - Surface Mount Zener Diodes