bzt52 series silicon epitaxial planar zener diodes standard zener voltage tolerance is 20%. add suffix "a" for 10% tolerance, suffix "b" for 5% tolerance, suffix "c" for 2% tolerance, other tolerance, non standard and higher zener voltages are upon request. absolute maximum ratings (t a = 25 ) parameter symbol value unit power dissipation p tot 500 1) mw junction temperature t j 200 storage temperature range t stg - 65 to + 200 1) valid provided that electrodes ar e kept at ambient temperature characteristics at t a = 25 parameter symbol max. unit thermal resistance junction to ambient air r tha 0.3 1) k/mw forward voltage at i f = 200 ma v f 1.1 v 1) valid provided that electrodes ar e kept at ambient temperature ls-34 quadromelf dimensions in mm 1 of 2 4008-318-123 sales@twtysemi.com http://www.twtysemi.com product specification semtech
characteristics at t a = 25 type zener voltage range 1) dynamic resistance reverse current temp. coefficient of zener voltage v znom v zt at l zt z zt z zk at i zk i r at v r tk vz (v) min. (v) max. (v) (ma) max. ( ? )max. ( ? ) (ma) max. (a) (v) %/k bzt5221b 2.4 2.28 2.52 20 30 1200 0.25 100 1 <-0.085 bzt5222b 2.5 2.38 2.62 20 30 1250 0.25 100 1 <-0.085 bzt5223b 2.7 2.57 2.83 20 30 1300 0.25 75 1 <-0.080 bzt5224b 2.8 2.66 2.94 20 30 1400 0.25 75 1 <-0.080 bzt5225b 3 2.85 3.15 20 29 1600 0.25 50 1 <-0.075 bzt5226b 3.3 3.14 3.46 20 28 1600 0.25 25 1 <-0.070 bzt5227b 3.6 3.42 3.78 20 24 1700 0.25 15 1 <-0.065 bzt5228b 3.9 3.71 4.09 20 23 1900 0.25 10 1 <-0.060 bzt5229b 4.3 4.09 4.51 20 22 2000 0.25 5 1 <-0.055 bzt5230b 4.7 4.47 4.93 20 19 1900 0.25 5 2 < 0.030 bzt5231b 5.1 4.85 5.35 20 17 1600 0.25 5 2 < 0.030 bzt5232b 5.6 5.32 5.88 20 11 1600 0.25 5 3 <+0.038 bzt5233b 6 5.7 6.3 20 7 1600 0.25 5 3.5 <+0.038 bzt5234b 6.2 5.89 6.51 20 7 1000 0.25 5 4 <+0.045 bzt5235b 6.8 6.46 7.14 20 5 750 0.25 3 5 <+0.050 bzt5236b 7.5 7.13 7.87 20 6 500 0.25 3 6 <+0.058 bzt5237b 8.2 7.79 8.61 20 8 500 0.25 3 6.5 <+0.062 bzt5238b 8.7 8.27 9.13 20 8 600 0.25 3 6.5 <+0.065 bzt5239b 9.1 8.65 9.55 20 10 600 0.25 3 7 <+0.068 bzt5240b 10 9.5 10.5 20 17 600 0.25 3 8 <+0.075 bzt5241b 11 10.45 11.55 20 22 600 0.25 2 8.4 <+0.076 bzt5242b 12 11.4 12.6 20 30 600 0.25 1 9.1 <+0.077 BZT5243B 13 12.35 13.65 9.5 13 600 0.25 0.5 9.9 <+0.079 bzt5244b 14 13.3 14.7 9 15 600 0.25 0.1 10 <+0.082 bzt5245b 15 14.25 15.75 8.5 16 600 0.25 0.1 11 <+0.082 bzt5246b 16 15.2 16.8 7.8 17 600 0.25 0.1 12 <+0.083 bzt5247b 17 16.15 17.85 7.4 19 600 0.25 0.1 13 <+0.084 bzt5248b 18 17.1 18.9 7 21 600 0.25 0.1 14 <+0.085 bzt5249b 19 18.05 19.95 6.6 23 600 0.25 0.1 14 <+0.086 bzt5250b 20 19 21 6.2 25 600 0.25 0.1 15 <+0.086 bzt5251b 22 20.9 23.1 5.6 29 600 0.25 0.1 17 <+0.087 bzt5252b 24 22.8 25.2 5.2 33 600 0.25 0.1 18 <+0.088 bzt5253b 25 23.75 26.25 5 35 600 0.25 0.1 19 <+0.089 bzt5254b 27 25.65 28.35 4.6 41 600 0.25 0.1 21 <+0.090 bzt5255b 28 26.6 29.4 4.5 44 600 0.25 0.1 21 <+0.091 bzt5256b 30 28.5 31.5 4.2 49 600 0.25 0.1 23 <+0.091 bzt5257b 33 31.35 34.65 3.8 58 700 0.25 0.1 25 <+0.092 bzt5258b 36 34.2 37.8 3.4 70 700 0.25 0.1 27 <+0.093 bzt5259b 39 37.05 40.95 3.2 80 800 0.25 0.1 30 <+0.094 bzt5260b 43 40.85 45.15 3 93 900 0.25 0.1 33 <+0.095 bzt5261b 47 44.65 49.35 2.7 105 1000 0.25 0.1 36 <+0.095 bzt5262b 51 48.45 53.55 2.5 125 1100 0.25 0.1 39 <+0.096 bzt5263b 56 53.2 58.8 2.2 150 1300 0.25 0.1 43 <+0.096 bzt5264b 60 57 63 2.1 170 1400 0.25 0.1 46 <+0.097 bzt5265b 62 58.9 65.1 2 185 1400 0.25 0.1 47 <+0.097 bzt5266b 68 64.6 71.4 1.8 230 1600 0.25 0.1 52 <+0.097 bzt5267b 75 71.25 78.75 1.7 270 1700 0.25 0.1 56 <+0.098 1) tested with pulses t p = 20 ms. bzt52 series silicon epitaxial planar zener diodes 2 of 2 4008-318-123 sales@twtysemi.com http://www.twtysemi.com product specification semtech
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