v z : 3.3 - 240 volts p d : 1.5 watts complete voltage range 3.3 to 240 volts high peak reverse power dissipation high reliability low leakage current pb / rohs free case : sma molded plastic epoxy : ul94v-o rate flame retardant polarity : color band denotes cathode end mounting position : any weight : 0.060 gram (approximately) maximum ratings rating at 25 c ambient temperature unless otherwise specified rating symbol value unit dc power dissipation @ t l = 75 c 1.5 w measured zero lead length(1" square copper pad, fr-4 board) 20 derate above 75 c thermal resistance junction to lead r ?jl 50 dc power dissipation @ ta = 25 c 0.5 w (fr-4 board) derate above 25 c 4.0 thermal resistance junction to ambient r ?ja 250 maximum forward voltage at i f = 200 ma v f operating junction and storang temperature range t j , t stg 0 25 50 75 100 125 150 175 t , temperature ( c) v c 1.5 - 65 to + 150 c/w mw/c mw/c p d c/w p d 0.3 0.6 0.9 1.2 1.5 p d , maximum dissipation, (w) fig. 1 power temperature derating curve t l 0 ta 2.3 0.2 sma 1.6 0.25 5.3 0.35 4.2 0.25 2.6 0.15 dimensions in millimeters 1. 3 0 .2 1.6 0.25 1SMA5913A-1sma5957a surface mount silicon zener diodes features mechanical data ? ? ? ? ? ? ? ? ? ? http://www.luguang.cn mail:lge@luguang.cn
electrical characteristics rating at 25 c ambient temperature unless otherwise specified nominal zener maximum zener maximum reverse maximum dc voltage impedance leakage current zener current v z @ i zt i zt z zt @ i zt z zk @ i zk i zk i r @ v r i zm (v) (ma) ( )( ) (ma) ( a) (v) (ma) 1SMA5913A 3.3 113.6 10 500 1.0 100 1.0 454 1sma5914a 3.6 104.2 9.0 500 1.0 75 1.0 416 1sma5915a 3.9 96.1 7.5 500 1.0 25 1.0 384 1sma5916a 4.3 87.2 6.0 500 1.0 5.0 1.0 348 1sma5917a 4.7 79.8 5.0 500 1.0 5.0 1.5 319 1sma5918a 5.1 73.5 4.0 500 1.0 5.0 2.0 294 1sma5919a 5.6 66.9 2.0 500 1.0 5.0 3.0 267 1sma5920a 6.2 60.5 2.0 200 1.0 5.0 4.0 241 1sma5921a 6.8 55.1 2.5 200 1.0 50 5.2 220 1sma5922a 7.5 50.0 3.0 400 0.5 50 6.0 200 1sma5923a 8.2 45.7 3.5 400 0.5 50 6.5 182 1sma5924a 9.1 41.2 4.0 500 0.5 50 7.0 164 1sma5925a 10 37.5 4.5 500 0.25 50 8.0 150 1sma5926a 11 34.1 5.5 550 0.25 50 8.4 136 1sma5927a 12 31.2 6.5 550 0.25 1.0 9.1 125 1sma5928a 13 28.8 7.0 550 0.25 1.0 9.9 115 1sma5929a 15 25.0 9.0 600 0.25 1.0 11.4 100 1sma5930a 16 23.4 10 600 0.25 1.0 12.2 93 1sma5931a 18 20.8 12 650 0.25 1.0 13.7 83 1sma5932a 20 18.7 14 650 0.25 1.0 15.2 75 1sma5933a 22 17.0 17.5 650 0.25 1.0 16.7 68 1sma5934a 24 15.6 19 700 0.25 1.0 18.2 62 1sma5935a 27 13.9 23 700 0.25 1.0 20.6 55 1sma5936a 30 12.5 26 750 0.25 1.0 22.8 50 1sma5937a 33 11.4 33 800 0.25 1.0 25.1 45 1sma5938a 36 10.4 38 850 0.25 1.0 27.4 41 1sma5939a 39 9.6 45 900 0.25 1.0 29.7 38 1sma5940a 43 8.7 53 950 0.25 1.0 32.7 34 1sma5941a 47 8.0 67 1000 0.25 1.0 35.8 31 1sma5942a 51 7.3 70 1100 0.25 1.0 38.8 29 1sma5943a 56 6.7 86 1300 0.25 1.0 42.6 26 1sma5944a 62 6.0 100 1500 0.25 1.0 47.1 24 1sma5945a 68 5.5 120 1700 0.25 1.0 51.7 22 1sma5946a 75 5.0 140 2000 0.25 1.0 56.0 20 1sma5947a 82 4.6 160 2500 0.25 1.0 62.2 18 1sma5948a 91 4.1 200 3000 0.25 1.0 69.2 16 1sma5949a 100 3.7 250 3100 0.25 1.0 76.0 15 1sma5950a 110 3.4 300 4000 0.25 1.0 83.6 13 1sma5951a 120 3.1 380 4500 0.25 1.0 91.2 12 1sma5952a 130 2.9 450 5000 0.25 1.0 98.8 11 1sma5953a 150 2.5 600 6000 0.25 1.0 114.0 10 1sma5954a 160 2.3 700 6500 0.25 1.0 121.6 9.0 1sma5955a 180 2.1 900 7000 0.25 1.0 136.8 8.0 1sma5956a 200 1.9 1200 8000 0.25 1.0 152.0 7.0 1sma5957a 240 1.5 1600 9000 0.25 1.0 182.4 6.0 note : ( 1 ) suffix "a " indicates 10% tolerance , suffix " b " indicates 5% tolerance. type 1SMA5913A-1sma5957a surface mount silicon zener diodes http://www.luguang.cn mail:lge@luguang.cn
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