v z : 2.7 - 200 volts p d : 1.3 watts complete voltage range 2.7 to 200 volts high peak reverse power dissipation high reliability low leakage current pb / rohs free case : sma (do-214ac) molded plastic epoxy : ul94v-o rate flame retardant lead : lead formed for surface mount polarity : color band denotes cathode end mounting position : any weight : 0.064 gram maximum ratings rating at 25 c ambient temperature unless otherwise specified rating symbol value unit dc power dissipation at t l = 50 c (note1) p d 1.3 watts maximum forward voltage at if = 200 ma v f 1.0 volts junction temperature range t j - 55 to + 150 c storage temperature range ts - 55 to + 150 c note : (1) t l = lead temperature at 5.0 mm 2 ( 0.013 mm thick ) copper land areas. 0 25 50 75 100 125 150 175 t l, lead temperature ( c ) 0.3 0.6 0.9 1.2 1.5 p d , maximum dissipation (watts) fig. 1 power temperature derating curve 5.0 mm 2 ( 0.013 mm thick ) copper land areas. sz252h-sz25d0 surface mount silicon zener diodes features mechanical data ? ? ? ? ? ? ? ? ? ? ? dimensions in inches and (millimeters) sma/do-214ac http://www.luguang.cn mail:lge@luguang.cn
electrical characteristics rating at 25 c ambient temperature unless otherwise specified nominal zener maximum zener maximum reve rse maximum dc type 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) ( w ) ( w ) (ma) ( m a) (v) (ma) sz252h 2.7 80 20 400 1 .0 150 1 .0 370 sz253a 3.0 80 20 400 1 .0 100 1 .0 340 sz253d 3.3 80 20 400 1 .0 50 1.0 320 sz253g 3.6 70 20 500 1 .0 50 1.0 290 sz253j 3.9 60 15 500 1 .0 50 1.0 280 sz254d 4.3 50 13 500 1 .0 50 1.0 250 sz254h 4.7 45 13 500 1 .0 50 1.0 215 sz255b 5.1 45 10 500 1 .0 50 1.5 200 sz255g 5.6 45 7.0 400 1 .0 50 2.0 190 sz256c 6.2 35 4.0 300 1 .0 50 3.0 170 sz256i 6.8 35 3.5 300 1 .0 50 4.0 155 sz257f 7.5 35 3.0 200 0 .5 50 4.5 140 sz258c 8.2 25 5.0 200 0 .5 50 6.2 130 sz259b 9.1 25 5.0 200 0 .5 50 6.8 120 sz2510 10 25 7.0 200 0 .5 50 7.5 105 sz2511 11 20 8.0 300 0 .5 50 8.2 97 sz2512 12 20 9.0 350 0 .5 0.5 9.1 88 sz2513 13 20 10 400 0 .5 0.5 10 79 sz2515 15 15 15 500 0 .5 0.5 11 71 SZ2516 16 15 15 500 0 .5 0.5 12 66 sz2518 18 15 20 500 0 .5 0.5 13 62 sz2520 20 10 24 600 0 .5 0.5 15 56 sz2522 22 10 25 600 0 .5 0.5 16 52 sz2524 24 10 25 600 0 .5 0.5 18 47 sz2527 27 8 .0 30 750 0 . 25 0.5 20 41 sz2530 30 8 .0 30 1000 0 . 25 0.5 22 36 sz2533 33 8 .0 35 1000 0 . 25 0.5 24 33 sz2536 36 8 .0 40 1000 0 . 25 0.5 27 30 sz2539 39 6 .0 50 1000 0 . 25 0.5 30 28 sz2543 43 6 .0 50 1000 0 . 25 0.5 33 26 sz2547 47 4 .0 90 1500 0 . 25 0.5 36 23 sz2551 51 4 .0 115 1500 0 . 25 0.5 39 21 sz2556 56 4 .0 120 2000 0 . 25 0.5 43 19 sz2562 62 4 .0 125 2000 0 . 25 0.5 47 16 sz2568 68 4 .0 130 2000 0 . 25 0.5 51 15 sz2575 75 4 .0 135 2000 0 . 25 0.5 56 14 sz2582 82 2 .7 200 3000 0 . 25 0.5 62 12 sz2591 91 2 .7 250 3000 0 . 25 0.5 68 10 sz25b0 100 2 .7 350 3000 0 . 25 0.5 75 9.4 sz25b1 110 2 .7 450 4000 0 . 25 0.5 82 8.6 sz25b2 120 2 .0 550 4500 0 . 25 0.5 91 7.8 sz25b3 130 2 .0 700 5000 0 . 25 0.5 100 7.0 sz25b5 150 2 .0 1000 6000 0 . 25 0.5 110 6.4 sz25b6 160 1 .5 1100 6500 0 . 25 0.5 120 5.8 sz25b8 180 1 .5 1200 7000 0 . 25 0.5 130 5.2 sz25d0 200 1 .5 1500 8000 0 . 25 0.5 150 4.7 notes : ( 1 ) the type number listed have a standard tolerance on the nominal zener voltage of 5 . 0 %. ( 2 ) " sz " will be omitted in marking on the diode. sz252h-sz25d0 surface mount silicon zener diodes http://www.luguang.cn mail:lge@luguang.cn
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