SJPZ-K28

SANKEN ELECTRIC CO., LTD. 1. Scope The present specifications shall apply to an SJPZ-K28. 2. Outline Type Structure Applications Silicon Diode Resin Molded Over Voltage Absorption SJPZ－K28 3. Flammability UL94V-0 (Equivalent) 060508 1／5 SANKEN ELECTRIC CO., LTD. 4. Absolute maximum ratings No. 1 2 3 4 5 6 Item Transient Peak Reverse Power Direct Current Reverse Voltage Permissible Power loss Peak Surge Reverse Current Junction Temperature Storage Temperature SJPZ－K28 記号 Symbol 単位 Unit 定 50 20 格 条 件 Rating Conditions PR VRM P IZSM Tj Tstg W V W A °C °C Single Square Wave 1.8 (Ceramic substrate) 1.0 (Glass-Epoxy substrate) 2 -40~+150 -40~+150 Refer to Derating of 7 Single Square Wave 5. Electrical characteristics(Ta=25°C ，unless otherwise specified) No. 1 2 3 4 5 6 Item Symbol Unit Value Conditions Forward Voltage Drop Reverse Brakedown Voltage Reverse Leakage Current Reverse Leakage Current Under High Temperature Temperature Coefficient Breakdown Voltage of VF VZ IR H･IR γZ RZ V V uA mA mV/°C Ω 0.95 max. 28±3 10 max. 1.0 max. 25 typ. 26 typ. IF=1.0A IZ=1mA VR=20V VR=20V , Tj=150°C IZ=1mA Equivalent Resistance Breakdown Region of IZ=1mA to 10mA 060508 2／5 SANKEN ELECTRIC CO., LTD. 6. Characteristics VZup-IZ(Ta=25℃) Zener current Coefficient of Breakdown Voltage SJPZ－K28 6.0 IZ=1.5A IZ=1.0A IZ=0.5A 5.0 Delta Breakdown Voltage (V) 4.0 (V) 3.0 2.0 1.0 0 .0 0 50 PT (msec) 100 Power Forcing Time PT (msec) Reverse Current PW - IZ 10.0 Ta=25℃，Single square wave Reverse Current IZ (A) Iz (A) 1.0 0 .1 1 10 100 PW (msec) Pulse Width (msec) 060508 3／5 SANKEN ELECTRIC CO., LTD. 7. Derating Permissible Power loss SJPZ－K28 Ta - P 2.0 (w) Permissible Power loss (W) 1.5 Ceramic Substrate (Solder Land 3□) 1.0 0.5 Glass-epoxy Substrate (Solder Land 3□) 0 .0 0 50 100 150 Ta (°C) Ambient Temperature (°C) 060508 4／5 SANKEN ELECTRIC CO., LTD. 8. Package information 8-1Package type, physical dimensions SJPZ－K28 +0.1 2.15 -0.2 2.0 min. 単位：㎜ Dimensions in ㎜ 8-2Appearance The body shall be clean and shall not bear any stain, rust or flaw. 8-3Marking 1 Polarity marking (Cathode band) Type number SJPZ-K as abbreviated of ZK. Vz Class number 2 ② ④ ① ③ 3 28V as abbreviated of 28. 4 Lot number Example) 6508 6:Last number of Year 5: Month from 1 to 9 for Jan. to Sep.O for Oct.，N for Nov.，D for Dec. 08:Day. 060508 5／5 060508 2／5