1n4728ae...z1200a silicon planar power zener diodes for use in stabilizing and clipping circuits with high power rating. mechanical data ? case: molded plastic, do-41 ? epoxy: ul 94v-0 rate flame retardant ? lead: axial leads solderable per mil-std-202 method 208 guaranteed ? polarity: color band denotes cathode end ? mounting position: any absolute maximum ratings (t a = 25 o c) parameter symbol value unit power dissipation p tot 1 1) w junction temperature t j 175 o c storage temperature range t stg - 55 to + 175 o c 1) valid provided that leads at a distance of 10 mm from case ar e kept at ambient temperature. characteristics at t a = 25 o c parameter symbol max. unit thermal resistance junction to ambient air r tha 170 1) k/w forward voltage at i f = 200 ma v f 1.2 v 1) valid provided that leads at a distance of 10 mm from case ar e kept at ambient temperature. 1 of 2 4008-318-123 sales@twtysemi.com http://www.twtysemi.com product specification
characteristics at t a = 25 o c type zener voltage range dynamic re sistance reverse current maximum surge current 1) maximum regulator current v znom v zt at l zt z zt z zk at i zk i r at v r (v) (v) (ma) max.( ? )max.( ? ) (ma) max.(a) (v) i zsm (ma) i zm (ma) 1n4728ae 3.3 3.13?3.47 76 10 400 1 100 1 1380 276 1n4729ae 3.6 3.42?3.78 69 10 400 1 100 1 1260 252 1n4730ae 3.9 3.7?4.1 64 9 400 1 50 1 1190 234 1n4731ae 4.3 4.08?4.52 58 9 400 1 10 1 1070 217 1n4732ae 4.7 4.46?4.94 53 8 500 1 10 1 970 193 1n4733ae 5.1 4.84?5.36 49 7 550 1 10 1 890 178 1n4734ae 5.6 5.32?5.88 45 5 600 1 10 2 810 162 1n4735ae 6.2 5.89?6.51 41 2 700 1 10 3 730 146 1n4736ae 6.8 6.46?7.14 37 3.5 700 1 10 4 660 133 1N4737AE 7.5 7.12?7.88 34 4 700 0.5 10 5 605 121 1n4738ae 8.2 7.79?8.61 31 4.5 700 0.5 10 6 550 110 1n4739ae 9.1 8.64?9.56 28 5 700 0.5 10 7 500 100 1n4740ae 10 9.5?10.5 25 7 700 0.25 10 7.6 454 91 1n4741ae 11 10.45?11.55 23 8 700 0.25 5 8.4 414 83 1n4742ae 12 11.4?12.6 21 9 700 0.25 5 9.1 380 76 1n4743ae 13 12.35?13.65 19 10 700 0.25 5 9.9 344 69 1n4744ae 15 14.25?15.75 17 14 700 0.25 5 11.4 304 61 1n4745ae 16 15.2?16.8 15.5 16 700 0.25 5 12.2 285 57 1n4746ae 18 17.1?18.9 14 20 750 0.25 5 13.7 250 50 1n4747ae 20 19?21 12.5 22 750 0.25 5 15.2 225 45 1n4748ae 22 20.9?23.1 11.5 23 750 0.25 5 16.7 205 41 1n4749ae 24 22.8?25.2 10.5 25 750 0.25 5 18.2 190 38 1n4750ae 27 25.65?28.35 9.5 35 750 0.25 5 20.6 170 34 1n4751ae 30 28.5?31.5 8.5 40 1000 0.25 5 22.8 150 30 1n4752ae 33 31.35?34.65 7.5 45 1000 0.25 5 25.1 135 27 1n4753ae 36 34.2?37.8 7 50 1000 0.25 5 27.4 125 25 1n4754ae 39 37.05?40.95 6.5 60 1000 0.25 5 29.7 115 23 1n4755ae 43 40.85?45.15 6 70 1500 0.25 5 32.7 110 22 1n4756ae 47 44.65?49.35 5.5 80 1500 0.25 5 35.8 95 19 1n4757ae 51 48.45?53.55 5 95 1500 0.25 5 38.8 90 18 1n4758ae 56 53.2?58.8 4.5 110 2000 0.25 5 42.6 80 16 1n4759ae 62 58.9?65.1 4 125 2000 0.25 5 47.1 70 14 1n4760ae 68 64.6?71.4 3.7 150 2000 0.25 5 51.7 65 13 1n4761ae 75 71.25?78.75 3.3 175 2000 0.25 5 56 60 12 1n4762ae 82 77.9...86.1 3 200 3000 0.25 5 62.2 55 11 1n4763ae 91 86.45...95.55 2. 8 250 3000 0.25 5 69.2 50 10 1n4764ae 100 95...105 2.5 350 3000 0.25 5 76 45 9 z1110a 110 104.5...115.5 2.3 450 4000 0.25 5 83.6 40 8.6 z1120a 120 114...126 2 550 4500 0.25 5 91.2 37 7.8 z1130a 130 123.5...136.5 1. 9 700 5000 0.25 5 98.8 34 7 z1150a 150 142.5...157.5 1. 7 1000 6000 0.25 5 114 30 6.4 z1160a 160 152...168 1.6 1100 6500 0.25 5 121.6 28 5.8 z1180a 180 171...189 1.4 1200 7000 0.25 5 136.8 25 5.2 z1200a 200 190...210 1.2 1900 9990 0.25 5 152 22 4.7 1) the reverse surge current is a non-repetitive, 8.3ms pulse width square wave or equivalent sine-wave superimposed on i zt per jedec method. 1n4728ae...z1200a silicon planar power zener diodes 2 of 2 4008-318-123 sales@twtysemi.com http://www.twtysemi.com product specification
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