BZX79-C56.133 is a Zener diode from Nexperia. This device is an 6.8V Zener diode with a voltage tolerance of ± 5%. It has a power dissipation of 250 mW and a typical reverse leakage current of 15 µA. This device is in a TO220AC package, which is a rectangular package with a plated back tab for surface mounting. This device is ideal for applications such as voltage regulation, voltage management and voltage clamping.