BZT03C12. Assembly/installation: PCB through-hole mounting. Breakdown voltage: 12V. Dielectric structure: unidirectional. Function: zener diode, surge protection. Housing (according to data sheet): SOD-57 ( 4.57x3.81mm ). Housing: SOD-57 ( Glass ). Number of terminals: 2. Pd (Power Dissipation, Max): 3.25W. Quantity per case: 1. RoHS: yes. Semiconductor material: silicon. Tolerance: 5%. Zener voltage: 12V. Original product from manufacturer: Vishay. Quantity in stock updated on 12/11/2025, 20:38