BZX97 ... SILICON PLANAR ZENER DIODES Features Silicon Planar Zener Diodes The Zener voltages are graded according to the international E 24 standard. Other voltage tolerances on request. DIM ENSIONS inches DIM Absolute Maximum Ratings (Ta=25 mm Min. Max. Min. Max. A - 0.154 - 3.9 B - 0.075 - 1.9 C - 0.020 - 0.52 D 1.083 - 27.50 - ) Symbols Values Units Zener current see Table "Characteristics" Power dissipation at Tamb=25 Ptot 500 Junction temperature Tj 175 Storage temperature range TS -55 to +175 1) mW Note: (1) Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case. Characteristics at Tamb=25 Symbols Min. Typ. Thermal resistance junction to ambient Air RthA - - Forward voltage at IF=100mA VF - - Note: (1) Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case. 1 Max. Units 0.3 K/mW 1) 1.0 V Note Zener voltage range Type Dynamic resistance 1) IZT for VZT Vznom Reverse leakage current rzjT and rzjk at IZK 3) V mA V BZX97/C 2V4 2.4 5 2.28 ... 2.56 <85 BZX97/C 2V7 2.7 5 2.5 ... 2.9 <85 BZX97/C 3V0 3.0 5 2.8 ... 3.2 BZX97/C 3V3 3.3 5 BZX97/C 3V6 3.6 BZX97/C 3V9 IR and IR 3) Temp. coefficient of Zener voltlage at VR TKVZ mA nA uA V %/K <600 1 <10000 <50 1 135 <600 1 <10000 <50 1 135 <85 <600 1 <4000 <40 1 125 3.1 ... 3.5 <85 <600 1 <2000 <40 1 115 5 3.4 ... 3.8 <85 <600 1 <2000 <40 1 105 3.9 5 3.7 ... 4.1 <85 <600 1 <2000 <40 1 95 BZX97/C 4V3 4.3 5 4.0 ... 4.6 <75 <600 1 <1000 <20 1 90 BZX97/C 4V7 4.7 5 4.4 ... 5.0 <60 <600 1 <500 <10 1 85 BZX97/C 5V1 5.1 5 4.8 ... 5.4 <35 <550 1 <100 <2 1 80 BZX97/C 5V6 5.6 5 5.2 ... 6.0 <25 <450 1 <100 <2 1 70 BZX97/C 6V2 6.2 5 5.8 ... 6.6 <10 <200 1 <100 <2 2 64 BZX97/C 6V8 6.8 5 6.4 ... 7.2 <8 <150 1 <100 <2 3 58 BZX97/C 7V5 7.5 5 7.0 ... 7.9 <7 <50 1 <100 <2 5 53 BZX97/C 8V2 8.2 5 7.7 ... 8.7 <7 <50 1 <100 <2 6 47 BZX97/C 9V1 9.1 5 8.5 ... 9.6 <10 <50 1 <100 <2 7 43 BZX97/C 10 10 5 9.4 ... 10.6 <15 <70 1 <100 <2 7.5 40 BZX97/C 11 11 5 10.4 ... 11.6 <20 <70 1 <100 <2 8.5 36 BZX97/C 12 12 5 11.4 ... 12.7 <20 <90 1 <100 <2 9 32 BZX97/C 13 13 5 12.4 ... 14.1 <26 <110 1 <100 <2 10 29 BZX97/C 15 15 5 13.8 ... 15.6 <30 <110 1 <100 <2 11 27 BZX97/C 16 16 5 15.3 ... 17.1 <40 <170 1 <100 <2 12 24 BZX97/C 18 18 5 16.8 ... 19.1 <50 <170 1 <100 <2 14 21 BZX97/C 20 20 5 18.8 ... 21.2 <55 <220 1 <100 <2 15 20 BZX97/C 22 22 5 20.8 ... 23.3 <55 <220 1 <100 <2 17 18 BZX97/C 24 24 5 22.8 ... 25.6 <80 <220 1 <100 <2 18 16 BZX97/C 27 27 5 25.1 ... 28.9 <80 <220 1 <100 <2 20 14 BZX97/C 30 30 5 28 ... 32 <80 <220 1 <100 <2 22 13 BZX97/C 33 33 5 31 ... 35 <80 <220 1 <100 <2 24 12 BZX97/C 36 36 5 34 ... 38 <90 <250 1 <100 <2 26 11 BZX97/C 39 39 2.5 37 ... 41 <100 <600 2) 0.5 <100 <2 28 10 BZX97/C 43 43 2.5 40 ... 46 <100 <700 2) 0.5 <100 <2 32 9.2 BZX97/C 47 47 2.5 44 ... 50 <120 <1000 2) 0.5 <100 <2 34 8.5 BZX97/C 51 51 2.5 48 ... 54 <135 <1000 2) 0.5 <100 <2 36 7.8 Notes: (1) Tested with pulses tp=20ms. (2) Measured at IZ=0.5mA (3) Valid provided that leads are kept at ambient temperature at a distance of 8 mm from case. 2