NXP SemiconductorsBZX79-B51,133Zener

Diode Zener Single 51V 2% 500mW 2-Pin ALF Ammo

The best way to operate a diode in the reverse-breakdown region in your circuit is by using a voltage regulator BZX79-B51,133 zener diode from NXP Semiconductors. Its maximum power dissipation is 500@Ta=50C mW. Its maximum leakage current is 0.05 μA. Its test current is 2 mA. This zener diode has a minimum operating temperature of -65 °C and a maximum of 200 °C. This zener device has a nominal voltage of 51 V and a voltage tolerance of 2%. It is made in a single configuration.

A datasheet is only available for this product at this time.