1n5221b thru 1n5281b silicon zener diode 2.4 volts thru 200 volts 500mw, 5% tolerance description: the central semiconductor 1n5221b series silicon zener diode is a high quality voltage regulator designed for use in industrial, commercial, entertainment and computer applications. maximum ratings: (t l =75c) symbol units power dissipation p d 500 mw operating and storage junction temperature t j , t stg -65 to +200 c v z tolerance: part number with ?b? suffix 5 % v z tolerance: part number with ?c? suffix 2 % v z tolerance: part number with ?d? suffix 1 % electrical characteristics: (t a =25c) v f =1.1v max @ i f =200ma (for all types) type zener voltage v z @ i zt test current maximum zener impedance maximum reverse current maximum temperature coefficient min nom max i zt z zt @ i zt z zk @ i zk i r @ v r v z v v v ma ma a v %/c 1n5221b 2.280 2.4 2.520 20 30 1200 0.25 100 1.0 -0.085 1n5222b 2.375 2.5 2.625 20 30 1250 0.25 100 1.0 -0.085 1n5223b 2.565 2.7 2.835 20 30 1300 0.25 75 1.0 -0.080 1n5224b 2.660 2.8 2.940 20 30 1400 0.25 75 1.0 -0.080 1n5225b 2.850 3.0 3.150 20 29 1600 0.25 50 1.0 -0.075 1n5226b 3.135 3.3 3.465 20 28 1600 0.25 25 1.0 -0.070 1n5227b 3.420 3.6 3.780 20 24 1700 0.25 15 1.0 -0.065 1n5228b 3.705 3.9 4.095 20 23 1900 0.25 10 1.0 -0.060 1n5229b 4.085 4.3 4.515 20 22 2000 0.25 5.0 1.0 0.055 1n5230b 4.465 4.7 4.935 20 19 1900 0.25 5.0 2.0 0.030 1n5231b 4.845 5.1 5.355 20 17 1600 0.25 5.0 2.0 0.030 1n5232b 5.320 5.6 5.880 20 11 1600 0.25 5.0 3.0 +0.038 1n5233b 5.700 6.0 6.300 20 7.0 1600 0.25 5.0 3.5 +0.038 1n5234b 5.890 6.2 6.510 20 7.0 1000 0.25 5.0 4.0 +0.045 1n5235b 6.460 6.8 7.140 20 5.0 750 0.25 3.0 5.0 +0.050 1n5236b 7.125 7.5 7.875 20 6.0 500 0.25 3.0 6.0 +0.058 1n5237b 7.790 8.2 8.610 20 8.0 500 0.25 3.0 6.5 +0.062 1n5238b 8.265 8.7 9.135 20 8.0 600 0.25 3.0 6.5 +0.065 1n5239b 8.645 9.1 9.555 20 10 600 0.25 3.0 7.0 +0.068 1n5240b 9.500 10 10.50 20 17 600 0.25 3.0 8.0 +0.075 1n5241b 10.45 11 11.55 20 22 600 0.25 2.0 8.4 +0.076 1n5242b 11.40 12 12.60 20 30 600 0.25 1.0 9.1 +0.077 1n5243b 12.35 13 13.65 9.5 13 600 0.25 0.5 9.9 +0.079 1n5244b 13.30 14 14.70 9.0 15 600 0.25 0.1 10 +0.082 1n5245b 14.25 15 15.75 8.5 16 600 0.25 0.1 11 +0.082 1n5246b 15.20 16 16.80 7.8 17 600 0.25 0.1 12 +0.083 do-35 case r2 (20-october 2011) www.centralsemi.com
1n5221b thru 1n5281b silicon zener diode 2.4 volts thru 200 volts 500mw, 5% tolerance do-35 case - mechanical outline electrical characteristics - continued: (t a =25c) v f =1.1v max @ i f =200ma (for all types) type zener voltage v z @ i zt test current maximum zener impedance maximum reverse current maximum temperature coefficient min nom max i zt z zt @ i zt z zk @ i zk i r @ v r v z v v v ma ma a v %/c 1n5247b 16.15 17 17.85 7.4 19 600 0.25 0.1 13 +0.084 1n5248b 17.10 18 18.90 7.0 21 600 0.25 0.1 14 +0.085 1n5249b 18.05 19 19.95 6.6 23 600 0.25 0.1 14 +0.086 1n5250b 19.00 20 21.00 6.2 25 600 0.25 0.1 15 +0.086 1n5251b 20.90 22 23.10 5.6 29 600 0.25 0.1 17 +0.087 1n5252b 22.80 24 25.20 5.2 33 600 0.25 0.1 18 +0.088 1n5253b 23.75 25 26.25 5.0 35 600 0.25 0.1 19 +0.089 1n5254b 25.65 27 28.35 4.6 41 600 0.25 0.1 21 +0.090 1n5255b 26.60 28 29.40 4.5 44 600 0.25 0.1 21 +0.091 1n5256b 28.50 30 31.50 4.2 49 600 0.25 0.1 23 +0.091 1n5257b 31.35 33 34.65 3.8 58 700 0.25 0.1 25 +0.092 1n5258b 34.20 36 37.80 3.4 70 700 0.25 0.1 27 +0.093 1n5259b 37.05 39 40.95 3.2 80 800 0.25 0.1 30 +0.094 1n5260b 40.85 43 45.15 3.0 93 900 0.25 0.1 33 +0.095 1n5261b 44.65 47 49.35 2.7 105 1000 0.25 0.1 36 +0.095 1n5262b 48.45 51 53.55 2.5 125 1100 0.25 0.1 39 +0.096 1n5263b 53.20 56 58.80 2.2 150 1300 0.25 0.1 43 +0.096 1n5264b 57.00 60 63.00 2.1 170 1400 0.25 0.1 46 +0.097 1n5265b 58.90 62 65.10 2.0 185 1400 0.25 0.1 47 +0.097 1n5266b 64.60 68 71.40 1.8 230 1600 0.25 0.1 52 +0.097 1n5267b 71.25 75 78.75 1.7 270 1700 0.25 0.1 56 +0.098 1n5268b 77.90 82 86.10 1.5 330 2000 0.25 0.1 62 +0.098 1n5269b 82.65 87 91.35 1.4 370 2200 0.25 0.1 68 +0.099 1n5270b 86.45 91 95.55 1.4 400 2300 0.25 0.1 69 +0.099 1n5271b 95.00 100 105.0 1.3 500 2600 0.25 0.1 76 +0.110 1N5272B 104.5 110 115.5 1.1 750 3000 0.25 0.1 84 +0.110 1n5273b 114.0 120 126.0 1.0 900 4000 0.25 0.1 91 +0.110 1n5274b 123.5 130 136.5 0.95 1100 4500 0.25 0.1 99 +0.110 1n5275b 133.0 140 147.0 0.90 1300 4500 0.25 0.1 106 +0.110 1n5276b 142.5 150 157.5 0.85 1500 5000 0.25 0.1 114 +0.110 1n5277b 152.0 160 168.0 0.80 1700 5500 0.25 0.1 122 +0.110 1n5278b 161.5 170 178.5 0.74 1900 5500 0.25 0.1 129 +0.110 1n5279b 171.0 180 189.0 0.68 2200 6000 0.25 0.1 137 +0.110 1n5280b 180.5 190 199.5 0.66 2400 6500 0.25 0.1 144 +0.110 1n5281b 190.0 200 210.0 0.65 2500 7000 0.25 0.1 152 +0.110 a b c d d www.centralsemi.com r2 (20-october 2011)
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