BZX2.5C20

BZX2.5C SILICON PLANAR POWER ZENER DIODES 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 voltage upon request. Max. 0.7 Max. 2.8 Min. 25.4 Black Cathode Band Black Part No. Black "ST" Brand XXX ST Max. 4.2 Min. 25.4 Glass Case DO-41 Dimensions in mm Absolute Maximum Ratings (Ta = 25 OC) Parameter Power Dissipation Junction Temperature Storage Temperature Range 1) Symbol Ptot Tj TS Value 2.5 1) Unit W O 200 - 55 to + 200 C C O Valid provided that leads at a distance of 8 mm from case are kept at ambient temperature. Characteristics at Ta = 25 OC Parameter Thermal Resistance Junction to Ambient Air 1) Symbol RthA Max. 130 1) Unit K/W Valid provided that leads at a distance of 8 mm from case are kept at ambient temperature. SEMTECH ELECTRONICS LTD. ® (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 12/06/2007 BZX2.5C Characteristics at Tj = 25 OC Zener Voltage Range 1) Type VZnom V lZT mA for VZT V Maximum Dynamic Resistance rZJT Ω rZJK Ω at IZK mA Maximum Reverse Leakage Current IR 2) µA 1 1 1 1 1 1 1 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 0.5 at VR V 1.5 2 3 4 4.5 6.2 6.8 7 8.2 9.1 10 11 12 13 15 16 18 20 22 24 27 30 33 36 5.1 45 4.8...5.4 10 500 1 BZX2.5C5V1 5.6 45 5.2...6 7 400 1 BZX2.5C5V6 6.2 35 5.8...6.6 4 300 1 BZX2.5C6V2 6.8 35 6.4...7.2 3.5 300 1 BZX2.5C6V8 7.5 35 7...7.9 3 200 0.5 BZX2.5C7V5 8.2 25 7.7...8.7 5 200 0.5 BZX2.5C8V2 9.1 25 8.5...9.6 5 200 0.5 BZX2.5C9V1 10 25 9.4...10.6 7 200 0.5 BZX2.5C10 11 20 10.4...11.6 8 300 0.5 BZX2.5C11 12 20 11.4...12.7 9 350 0.5 BZX2.5C12 13 20 12.4...14.1 10 400 0.5 BZX2.5C13 15 15 13.8...15.6 15 500 0.5 BZX2.5C15 16 15 15.3...17.1 15 500 0.5 BZX2.5C16 18 15 16.8...19.1 20 500 0.5 BZX2.5C18 20 10 18.8...21.2 24 600 0.5 BZX2.5C20 22 10 20.8...23.3 25 600 0.5 BZX2.5C22 24 10 22.8...25.6 25 600 0.5 BZX2.5C24 27 8 25.1...28.9 30 750 0.25 BZX2.5C27 30 8 28...32 30 1000 0.25 BZX2.5C30 33 8 31...35 35 1000 0.25 BZX2.5C33 36 8 34...38 40 1000 0.25 BZX2.5C36 39 6 37...41 50 1000 0.25 BZX2.5C39 43 6 40...46 50 1000 0.25 BZX2.5C43 47 4 44...50 90 1500 0.25 BZX2.5C47 1) Tested with pulses tp = 20 ms. 2) Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case. SEMTECH ELECTRONICS LTD. ® (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 12/06/2007 BZX2.5C Breakdown characteristics at Tj=constant (pulsed) mA 240 BZX 2.5C / 5V1~ 47V Tj=25o C 200 C5V1 Iz 160 C6V8 C8V2 120 C10 C12 80 40 0 0 1 2 3 4 5 6 7 8 9 10 Vz 11 12 13 14 15V Breakdown characteristics at Tj=constant (pulsed) mA 60 C15 50 C22 Iz C27 40 C33 C39 30 C47 C18 BZX 2.5C / 5V1~ 47V Tj=25 oC 20 10 0 0 5 10 15 20 25 30 35 Vz 40 45 50V SEMTECH ELECTRONICS LTD. ® (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 12/06/2007