The BZT52C13S-TP is a Zener diode manufactured by Micro Commercial Components (MCC). It is 200mW and 13V rated, and is used for regulating a voltage. The Zener diode is a semiconductor device designed to conduct current in either direction, but its resistance to current depends on the type and application. The BZT52C13S-TP is used for safeguarding and protecting against voltage transients, and it can also be used as a current regulator in a variety of applications. It is often used in power supplies, voltage regulators, or in circuits requiring voltage regulation or stabilization. This device is a surface mount component with allowable power dissipation of 200 mW and an operating temperature range of -65°C to +175°C. It also has a wide junction temperature range of -65°C to +175°C.