1.3 watts surface mount zener diodes weight : 0.064 gram mounting position : any polarity : color band denotes cathode end lead : lead formed for surface mount epoxy : ul94v-o rate flame retardant case : sma (do-214ac) molded plastic low leakage current high reliability high peak reverse power dissipation complete voltage range 2.7 to 200 volts a b c d g h e j sma dim minmax a 2.29 2.92 b 4.00 4.60 c 1.27 1.63 d 0.15 0.31 e 4.80 5.59 g 0.10 0.20 h 0.76 1.52 j 2.01 2.62 all dimensions in mm features maximum ratings @ t a = 25 c unless otherwise specified mechanical data sz252h-sz25d0 rating symbol value unit dc power dissipation at t l = 50 c (note1) p d 1.3 watts maximum forward voltage at i f = 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. 1of 2
2of 2 electrical characteristics rating at = 25 c ambient temperature unless otherwise specified nominal zener maximum zener maximum reverse 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 40 1.0 320 sz253g 3.6 70 20 500 1.0 20 1.0 290 sz253j 3.9 60 15 500 1.0 10 1.0 280 sz254d 4.3 50 13 500 1.0 3.0 1.0 250 sz254h 4.7 45 13 500 1.0 3.0 1.0 215 sz255b 5.1 45 10 500 1.0 1.0 1.5 200 sz255g 5.6 45 7.0 400 1.0 1.0 2.0 190 sz256c 6.2 35 4.0 300 1.0 1.0 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 note : ( 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.
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