BZT52-C51,118

On Semiconductor SZMMSZ5238BT1G is a 8.7V Zener diode rated for 500mW power dissipation in a SOD-123 surface mount package. It features ±5% tolerance and 8Ω maximum impedance.

Zener diode with nominal voltage 5.6V, 500mW power rating, ±5% tolerance. Surface mount package SOD-123.

Zener diode with nominal voltage 1.8V, power dissipation 500mW, in SOD-123 surface mount package. Suitable for voltage regulation applications.

On Semiconductor SMMSZ4689ET1G is a 5.1V Zener diode rated for 500mW power dissipation in a SOD-123 surface mount package.