The BZX85C22-TAP is a voltage regulator diode manufactured by Vishay. It has a power rating of 500 mW and a peak repetitive reverse voltage of 22 volts (VRRM). It is encapsulated in a DO-41 package, with an axial leaded mounting option. The BZX85C22-TAP has a typical forward volt-drop of 1.2 volts, and a reverse current of 5 µA. It is suitable for use in both general-purpose and switch-mode applications, and is capable of maintaining a precise output voltage regardless of loading or line fluctuations. The device is RoHS-compliant and is AEC-Q101 qualified for automotive applications.