View czrsc55c2v0-g thru czrsc55c36-g datasheet:

SMD Zener Diode SMD Diodes Specialist CZRSC55C2V0-G Thru CZRSC55C36-G Voltage: 2.0 to 36 Volts Power: 0.5 Watts RoHS Device Features 0805 - This diode is also available in other case styles including the 1206 case with the type designation. 0.086(2.20) 0.071(1.80) - Sillcon Planar Power Zener Diode. 0.057(1.45) 12 0.041(1.05) Mechanical data - Case: 0805 0.037(0.95) 0.029(0.75) - Weight: approx. 6mg 0.026(0.65) - Marking: Cathode band. 0.010(0.25) Dimensions in inches and (millimeter) Maximum Rating and Thermal Characteristics (Tamb = 25°C ) Parameter Symbol Value Unit Power Dissipation Ptot 500 mW Junction Temperature TJ 175 °C Storage Temperature Range TSTG -65 to +175 °C Thermal Resistance Junction to Ambient Air RөJA 300 °C/W Electrical Characte