zmm 5221b thru zmm 5267b features plannar die constuction 500mw power dissipation ideally suited for automated assembly processes v z tolerance 5% weight 0.035g applications voltage stabilization maximum ratings t j = 25 c item test conditions t ype symbol value unit power dissipation t amb =25 c p tot 500 mw zcurrent i z p v /v z ma junction temperature t j -65 to +175 c storage temperature range t stg 65 to + 175 c maximum thermal resistance t j = 25 c parameter test conditions symbol value unit junction ambient l=9.5mm (3/8o), t l =constant r thja 300 k/w electrical characteristics t j = 25 c parameter test conditions type symbol min typ max unit forward voltage i f =200ma v f 1.1 v unit:inch(mm) .020(0.5) .063(1.6) .055(1.4)dia. .020(0.5) .012(0.3) .012(0.3) .130(3.3) .146(3.7) pb free product 500mw mini melf zener diodes
zmm5221b thru zmm 5267b type v znom 1) i zt for r zjt r zjk at i zk i r at v r tk vz v ma ma a v %/k zmm 5221b 2.4 20 < 30 < 1200 0.25 < 100 1.0 < 0.085 zmm 5222b 2.5 20 < 30 < 1250 0.25 < 100 1.0 < 0.085 zmm 5223b 2.7 20 < 30 < 1300 0.25 < 75 1.0 < 0.080 zmm 5224b 2.8 20 < 30 < 1400 0.25 < 75 1.0 < 0.080 zmm 5225b 3.0 20 < 29 < 1600 0.25 < 50 1.0 < 0.075 zmm 5226b 3.3 20 < 28 < 1600 0.25 < 25 1.0 < 0.070 zmm 5227b 3.6 20 < 24 < 1700 0.25 < 15 1.0 < 0.065 zmm 5228b 3.9 20 < 23 < 1900 0.25 < 10 1.0 < 0.060 zmm 5229b 4.3 20 < 22 < 2000 0.25 < 5 1.0 < +0.055 zmm 5230b 4.7 20 < 19 < 1900 0.25 < 5 2.0 < +0.030 zmm 5231b 5.1 20 < 17 < 1600 0.25 < 5 2.0 < +0.030 zmm 5232b 5.6 20 < 11 < 1600 0.25 < 5 3.0 < +0.038 zmm 5233b 6.0 20 < 7 < 1600 0.25 < 5 3.5 < +0.038 zmm 5234b 6.2 20 < 7 < 1000 0.25 < 5 4.0 < +0.045 zmm 5235b 6.8 20 < 5 < 750 0.25 < 3 5.0 < +0.050 zmm 5236b 7.5 20 < 6 < 500 0.25 < 3 6.0 < +0.058 zmm 5237b 8.2 20 < 8 < 500 0.25 < 3 6.5 < +0.062 zmm 5238b 8.7 20 < 8 < 600 0.25 < 3 6.5 < +0.065 zmm 5239b 9.1 20 < 10 < 600 0.25 < 3 7.0 < +0.068 zmm 5240b 10 20 < 17 < 600 0.25 < 3 8.0 < +0.075 zmm 5241b 11 20 < 22 < 600 0.25 < 2 8.4 < +0.076 zmm 5242b 12 20 < 30 < 600 0.25 < 1 9.1 < +0.077 zmm 5243b 13 9.5 < 13 < 600 0.25 < 0.5 9.9 < +0.079 zmm 5244b 14 9.0 < 15 < 600 0.25 < 0.1 10 < +0.082 zmm 5245b 15 8.5 < 16 < 600 0.25 < 0.1 11 < +0.082 zmm 5246b 16 7.8 < 17 < 600 0.25 < 0.1 12 < +0.083 zmm 5247b 17 7.4 < 19 < 600 0.25 < 0.1 13 < +0.084 zmm 5248b 18 7.0 < 21 < 600 0.25 < 0.1 14 < +0.085 zmm 5249b 19 6.6 < 23 < 600 0.25 < 0.1 14 < +0.086 zmm 5250b 20 6.2 < 25 < 600 0.25 < 0.1 15 < +0.086 zmm 5251b 22 5.6 < 29 < 600 0.25 < 0.1 17 < +0.087 zmm 5252b 24 5.2 < 33 < 600 0.25 < 0.1 18 < +0.088 zmm 5253b 25 5.0 < 35 < 600 0.25 < 0.1 19 < +0.089 zmm 5254b 27 4.6 < 41 < 600 0.25 < 0.1 21 < +0.090 zmm 5255b 28 4.5 < 44 < 600 0.25 < 0.1 21 < +0.091 zmm 5256b 30 4.2 < 49 < 600 0.25 < 0.1 23 < +0.091 zmm 5257b 33 3.8 < 58 < 700 0.25 < 0.1 25 < +0.092 zmm 5258b 36 3.4 < 70 < 700 0.25 < 0.1 27 < +0.093 zmm 5259b 39 3.2 < 80 < 800 0.25 < 0.1 30 < +0.094 zmm 5260b 43 3.0 < 93 < 900 0.25 < 0.1 33 < +0.095 zmm 5261b 47 2.7 < 105 < 1000 0.25 < 0.1 36 < +0.095 zmm 5262b 51 2.5 < 125 < 1100 0.25 < 0.1 39 < +0.096 zmm 5263b 56 2.2 < 150 < 1300 0.25 < 0.1 43 < +0.096 zmm 5264b 60 2.1 < 170 < 1400 0.25 < 0.1 46 < +0.097 zmm 5265b 62 2.0 < 185 < 1400 0.25 < 0.1 47 < +0.097 zmm 5266b 68 1.8 < 230 < 1600 0.25 < 0.1 52 < +0.097 zmm 5267b 75 1.7 < 270 < 1700 0.25 < 0.1 56 < +0.098 1) based on dcmeasurement at thermal equilibrium; lead length = 9.5mm (3/8o); thermal resistance of heat sink = 30k/w
vz (v) 2.7 3.9 4.3 4.7 5.1 5.6 6.2 6.8 9.1 11 12 15 20 24 5 10 15 20 25 0 iz (ma) 10 20 30 40 50 30 fig. 1 power derating curve 50 0 100 200 300 400 500 100 150 200 250 ambient temperature, c o power dissipation, mwatts fig.2 breakdown characteristics test current iz=20ma rating and characteristic curves
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