Z ibo Seno Electronic Engineering Co., Ltd. BZX79C2V 4 - BZX79C75 500mW Silicon Planar Power Zener Diodes Silicon Planar Zener Diodes Max. 0.5 Min. 27.5 Max. 1.9 Black Cathode Band Black Part No. XXX Max. 3.9 Min. 27.5 Glass Case DO-35 Dimensions in mm Absolute Maximum Ratings (Ta = 25 OC) Parameter Continuous Forward Current Power Dissipation Storage Temperature Range Unit IF 250 mA 500 1) mW Tj 175 O Tstg - 55 to + 175 O C C Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case. Characteristics at Ta = 25 OC Parameter Symbol RthA Thermal Resistance Junction to Ambient Air Forward Voltage at IF = 100 mA 1) Value Ptot Junction Temperature 1) Symbol Max. 0.3 VF 1) 1.5 Unit K/mW V Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case. BZX79C SERIES 1 of 3 www.senocn.com Alldatasheet Z ibo Seno Electronic Engineering Co., Ltd. BZX79C2V 4 - BZX79C75 Characteristics at Ta = 25 OC Zener Voltage Range 1) Type VZT Dynamic Resistance Reverse Leakage Current at lZT ZZT at lZT IR at VR Min. (V) Max. (V) (mA) Max. (Ω) (mA) Max. (µA) (V) BZX79C2V4 2.2 2.6 5 100 5 100 1 BZX79C2V7 2.5 2.9 5 100 5 75 1 BZX79C3V0 2.8 3.2 5 95 5 50 1 BZX79C3V3 3.1 3.5 5 95 5 25 1 BZX79C3V6 3.4 3.8 5 90 5 15 1 BZX79C3V9 3.7 4.1 5 90 5 10 1 BZX79C4V3 4 4.6 5 90 5 5 1 BZX79C4V7 4.4 5 5 80 5 3 2 BZX79C5V1 4.8 5.4 5 60 5 2 2 BZX79C5V6 5.2 6 5 40 5 1 2 BZX79C6V2 5.8 6.6 5 10 5 3 4 BZX79C6V8 6.4 7.2 5 15 5 2 4 BZX79C7V5 7 7.9 5 15 5 1 5 BZX79C8V2 7.7 8.7 5 15 5 0.7 5 BZX79C9V1 8.5 9.6 5 15 5 0.5 6 BZX79C10 9.4 10.6 5 20 5 0.2 7 BZX79C11 10.4 11.6 5 20 5 0.1 8 BZX79C12 11.4 12.7 5 25 5 0.1 8 BZX79C13 12.4 14.1 5 30 5 0.1 8 BZX79C15 13.8 15.6 5 30 5 0.05 10.5 BZX79C16 15.3 17.1 5 40 5 0.05 11.2 12.6 BZX79C18 16.8 19.1 5 45 5 0.05 BZX79C20 18.8 21.2 5 55 5 0.05 14 BZX79C22 20.8 23.3 5 55 5 0.05 15.4 BZX79C24 22.8 25.6 5 70 5 0.05 16.8 BZX79C27 25.1 28.9 2 80 2 0.05 18.9 BZX79C30 28 32 2 80 2 0.05 21 BZX79C33 31 35 2 80 2 0.05 23.1 BZX79C36 34 38 2 90 2 0.05 25.2 BZX79C39 37 41 2 130 2 0.05 27.3 BZX79C43 40 46 2 150 2 0.05 30.1 BZX79C47 44 50 2 170 2 0.05 32.9 BZX79C51 48 54 2 180 2 0.05 35.7 BZX79C56 52 60 2 200 2 0.05 39.2 BZX79C62 58 66 2 215 2 0.05 43.4 BZX79C68 64 72 2 240 2 0.05 47.6 BZX79C75 70 79 2 255 2 0.05 52.5 1) Tested with pulses tp = 20 ms. BZX79C SERIES 2 of 3 www.senocn.com Alldatasheet Z ibo Seno Electronic Engineering Co., Ltd. BZX79C2V 4 - BZX79C75 Power Dissipation: Ptot (mW) 500 400 300 200 100 0 0 25 100 150 Ambient Temperature: Ta ( C) 200 O Power Derating Curve BZX79C SERIES 3 of 3 www.senocn.com Alldatasheet