Website: www.kingtronics.com Email: [email protected] Tel: (852) 8106 7033 Fax: (852) 8106 7099 BZX85C Silicon Planar Power Zener Diodes DO-41 FEATURES For use in stabilizing and clipping circuits with high power rating. The Zener voltages are graded according to the international E 24 standard. Other tolerances and higher Zener voltages are upon request. Glass case DO-41 Dimensions in mm Absolute Maximum Ratings (Ta = 25℃) Parameter Power Dissipation Junction Temperature Storage Temperature Range 1) Symbol Value UNIT Ptot 1.3 1) W Tj 200 ℃ Tstg - 55 to + 200 ℃ Symbol Max. UNIT RthA 130 1) K/W VF 1.2 V Valid provided that leads at a distance of 8 mm from case are kept at ambient temperature. Characteristics at Ta = 25℃ Parameter Thermal Resistance Junction to Ambient Air Forward Voltage at IF = 200 mA 1) Valid provided that leads at a distance of 8 mm from case are kept at ambient temperature. 1 Website: www.kingtronics.com Email: [email protected] Tel: (852) 8106 7033 Fax: (852) 8106 7099 BZX85C Characteristics at Ta = 25℃ Zener Voltage 1) Type Dynamic Resistance Reverse Current VZnom VZT at IZT ZZT at IZT ZZK at IZK IR at VR (V) (V) (mA) Max.(Ω) (mA) Max.(Ω) (mA) Max.(μA) (V) BZX85C2V7 2.7 2.5...2.9 80 20 80 400 1 150 1 BZX85C3V0 3 2.8...3.2 80 20 80 400 1 100 1 BZX85C3V3 3.3 3.1...3.5 70 20 70 400 1 40 1 BZX85C3V6 3.6 3.4...3.8 60 15 60 500 1 20 1 BZX85C3V9 3.9 3.7...4.1 60 15 60 500 1 10 1 BZX85C4V3 4.3 4...4.6 50 13 50 500 1 3 1 BZX85C4V7 4.7 4.4...5 45 13 45 600 1 3 1 BZX85C5V1 5.1 4.8...5.4 45 10 45 500 1 1 1.5 BZX85C5V6 5.6 5.2...6 45 7 45 400 1 1 2 BZX85C6V2 6.2 5.8...6.6 35 4 35 300 1 1 3 BZX85C6V8 6.8 6.4...7.2 35 3.5 35 300 1 1 4 BZX85C7V5 7.5 7...7.9 35 3 35 200 0.5 1 4.5 BZX85C8V2 8.2 7.7...8.7 25 5 25 200 0.5 1 6.2 BZX85C9V1 9.1 8.5...9.6 25 5 25 200 0.5 1 6.8 BZX85C10 10 9.4...10.6 25 7 25 200 0.5 0.5 7 BZX85C11 11 10.4...11.6 20 8 20 300 0.5 0.5 8.2 BZX85C12 12 11.4...12.7 20 9 20 350 0.5 0.5 9.1 BZX85C13 13 12.4...14.1 20 10 20 400 0.5 0.5 10 BZX85C15 15 13.8...15.6 15 15 15 500 0.5 0.5 11 BZX85C16 16 15.3...17.1 15 15 15 500 0.5 0.5 12 BZX85C18 18 16.8...19.1 15 20 15 500 0.5 0.5 13 BZX85C20 20 18.8...21.2 10 24 10 600 0.5 0.5 15 BZX85C22 22 20.8...23.3 10 25 10 600 0.5 0.5 16 BZX85C24 24 22.8...25.6 10 25 10 600 0.5 0.5 18 BZX85C27 27 25.1...28.9 8 30 8 750 0.25 0.5 20 BZX85C30 30 28...32 8 30 8 1000 0.25 0.5 22 BZX85C33 33 31...35 8 35 8 1000 0.25 0.5 24 BZX85C36 36 34...38 8 40 8 1000 0.25 0.5 27 2 Website: www.kingtronics.com Email: [email protected] Tel: (852) 8106 7033 Fax: (852) 8106 7099 BZX85C Characteristics at Ta = 25℃ Zener Voltage 1) Type 1) Dynamic Resistance Reverse Current VZnom VZT at IZT ZZT at IZT ZZK at IZK IR at VR (V) (V) (mA) Max.(Ω) (mA) Max.(Ω) (mA) Max.(μA) (V) BZX85C39 39 37...41 6 50 6 1000 0.25 0.5 30 BZX85C43 43 40...46 6 50 6 1000 0.25 0.5 33 BZX85C47 47 44...50 4 90 4 1500 0.25 0.5 36 BZX85C51 51 48...54 4 115 4 1500 0.25 0.5 39 BZX85C56 56 52...60 4 120 4 2000 0.25 0.5 43 BZX85C62 62 58...66 4 125 4 2000 0.25 0.5 47 BZX85C68 68 64...72 4 130 4 2000 0.25 0.5 51 BZX85C75 75 70...79 4 135 4 2000 0.25 0.5 56 Tested with pulses tp = 20 ms. Breakdowm characteristics at Tj=constant (pulsed) Breakdowm characteristics at Tj=constant (pulsed) 3 Website: www.kingtronics.com Email: [email protected] Tel: (852) 8106 7033 Fax: (852) 8106 7099 BZX85C Admissible power dissipation Versus ambient temperature Dynamic resistance versus Zener current Valid provided that leads are kept at ambient Temperature at a distance of 10 mm from case Pulse thermal resistance versus pulse duration Valid provided that leads are kept at ambient Dynamic resistance versus Zener current Temperature at a distance of 10 mm from case Thermal resistance versus lead length Dynamic resistance versus Zener current Note: Specifications are subject to change without notice. 4