View czrert52c2-thru-czrert52c39 datasheet:

SMD Zener Diode SMD Diodes Specialist CZRERT52C2 Thru CZRERT52C39 (RoHS Device) Voltage 2 to 39 Volts Power 150 mWatts 0503(1308) Features 0.053(1.35) 0.045(1.15) 150mW Power Dissipation. High Voltages from 2 ~ 39 V. 0.034(0.85) 0.026(0.65) Designed for mounting on small surface. Extremely thin/leadless package. Pb free product. 0.022(0.55) 0.018(0.45) Mechanical data 0.016(0.40) Typ. Case: 0503(1308)Standard package Molded plastic. Terminals: Gold plated, solderable per MIL-STD-750,method 2026. Polarity: Indicated by cathode band. 0.022(0.55) Typ. Weight: 0.0011 gram(approx.). Dimensions in inches and (millimeter) Maximum Rating AND Electrical Characteristics Parameter Symbol Value Unit Maximum Forward Voltage Drop at IF = 10 mA 0.9 V VF O Ma