SMZ1-SMZ200 Surface mount Silicon-Zener Diodes VZ : 1 - 200 Volts PD : 2 Watts MELF Features Complete Voltage Range 1 to 200 Volts High peak reverse power dissipation High reliability Low leakage current Pb / RoHS Free Mechanical Data Case : MELF Molded plastic Epoxy : UL94V-O rate flame retardant Lead : Lead formed for Surface mount Polarity : Color band denotes cathode end Mounting position : Any Weight : 0.1296 grams Dimensions in inches and (millimeters) MAXIMUM RATINGS Rating at 25 °C ambient temperature unless otherwise specified Rating Symbol Value Unit DC Power Dissipation at TL = 75 °C (Note1) PD 2.0 W Maximum Forward Voltage at IF = 200 mA VF 1.2 V Junction Temperature Range TJ - 50 to + 150 °C Storage Temperature Range Ts - 50 to + 175 °C Note : (1) T L = Lead temperature at 5.0 mm2 ( 0.013 mm thick ) copper land areas. PD, MAXIMUM DISSIPATION (WATTS) Fig. 1 POWER TEMPERATURE DERATING CURVE 2.5 2.0 1.5 1.0 5.0 mm2 ( 0.013 mm thick ) copper land areas. 0.5 0 25 50 75 100 125 TL, LEAD TEMPERATURE (°C) 150 175 SMZ1-SMZ200 Surface mount Silicon-Zener Diodes ELECTRICAL CHARACTERISTICS Rating at 25 °C ambient temperature unless otherwise specified Type SMZ 1 3) SMZ 3.9 SMZ 4.3 SMZ 4.7 SMZ 5.1 SMZ 5.6 SMZ 6.2 SMZ 6.8 SMZ 7.5 SMZ 8.2 SMZ 9.1 SMZ 10 SMZ 11 SMZ 12 SMZ 13 SMZ 15 SMZ 16 SMZ 18 SMZ 20 SMZ 22 SMZ 24 SMZ 27 SMZ 30 SMZ 33 SMZ 36 SMZ 39 SMZ 43 SMZ 47 SMZ 51 SMZ 56 SMZ 62 SMZ 68 SMZ 75 SMZ 82 SMZ 91 SMZ 100 SMZ 110 SMZ 120 SMZ 130 SMZ 150 SMZ 160 SMZ 180 SMZ 200 Zener voltage 2) IZ = IZtest Vzmin [V] Vzmax 0.71 3.7 4.0 4.4 4.8 5.2 5.8 6.4 7.0 7.7 8.5 9.4 10.4 11.4 12.4 13.8 15.3 16.8 18.8 20.8 22.8 25.1 28 31 34 37 40 44 48 52 58 64 70 77 85 94 104 114 124 138 153 168 188 0.82 4.1 4.6 5.0 5.4 6.0 6.6 7.2 7.9 8.7 9.6 10.6 11.6 12.7 14.1 15.6 17.1 19.1 21.2 23.3 25.6 28.9 32 35 38 41 46 50 54 60 66 72 79 88 96 106 116 127 141 156 171 191 212 Iztest [mA] Dyn. resistance Iztest / 1 kHz rzj [Ω] 100 100 100 100 100 100 100 100 100 100 50 50 50 50 50 50 25 25 25 25 25 25 25 25 10 10 10 10 10 10 10 10 10 10 5 5 5 5 5 5 5 5 5 0.5 (<1) 4 (<7) 4 (<7) 4 (<7) 2 (<5) 1 (<3) 1 (<2) 1 (<2) 1 (<2) 1 (<2) 2 (<4) 2 (<4) 4 (<7) 4 (<7) 5 (<10) 5 (<10) 6 (<15) 6 (<15) 6 (<15) 6 (<15) 7 (<15) 7 (<15) 8 (<15) 8 (<15) 16 (<40) 20 (<40) 24 (<45) 24 (<45) 25 (<60) 25 (<60) 25 (<80) 25 (<80) 30 (<100) 30 (<100) 40 (<200) 60 (<200) 80 (<250) 80 (<250) 90 (<300) 100 (<300) 110 (<350) 120 (<350) 150 (<350) Test cur. Temp. Coeffiz. of Z-voltage αVZ [10-4 /°C] –26…–16 –7…+2 –7…+3 –7…+4 –6…+5 –3…+5 –1…+6 0…+7 0…+7 +3…+8 +3…+8 +5…+9 +5…+10 +5…+10 +5…+10 +5…+10 +6…+11 +6…+11 +6…+11 +6…+11 +6…+11 +6…+11 +6…+11 +6…+11 +6…+11 +6…+11 +7…+12 +7…+12 +7…+12 +7…+12 +8…+13 +8…+13 +8…+13 +8…+13 +9…+13 +9…+13 +9…+13 +9…+13 +9…+13 +9…+13 +9…+13 +9…+13 +9…+13 Reverse volt. IR = 1 µA VR [V] – – – – – > 1.5 > 1.5 >2 >2 > 3.5 > 3.5 >5 >5 >7 >7 > 10 > 10 > 10 > 10 > 12 > 12 > 14 > 14 > 17 > 17 > 20 > 20 > 24 > 24 > 28 > 28 > 34 > 34 > 41 > 41 > 50 > 50 > 60 > 60 > 75 > 75 > 90 > 90 Z-current 1) TA = 50°C IZmax [mA] 1000 488 435 400 370 333 303 278 253 230 208 189 172 157 142 128 117 105 94 86 78 69 63 57 53 49 43 40 37 33 30 28 25 23 21 19 17 16 14 13 12 10 9