mmbz5225 thru mmbz5267 vishay semiconductors fo r merly general semiconductor document number 88361 www.vishay.com 01-may-02 1 zener diodes v z range 3.0 to 75v po wer dissipation 300mw .016 (0.4) .056 (1.43 ) .037(0.95) .037(0.95) max. .004 (0.1) .122 (3.1) .016 (0.4) .016 (0.4) 1 2 3 t op view .102 (2.6) .007 (0.175) .045 (1.15) .110 (2.8) .052 (1.33 ) .005 (0.125) .094 (2.4) .037 (0.95) maximum ratings and thermal characteristics (t a = 25? unless otherwise noted) p arameter symbol value unit zener current (see table ?haracteristics? po w er dissipation at t a = 25? p tot 225 (1) mw 300 (2) thermal resistance junction to ambient air r ja 556 (1) ?/w maximum junction temperature t j 150 ? storage temperature range t s ?5 to +175 ? notes: (1) on fr-5 board using recommended solder pad layout (2) on alumina substrate 0.079 (2.0) 0.037 (0.95) 0.035 (0.9) 0.031 (0.8) 0.037 (0.95) features ?silicon planar power zener diodes. ?standard zener voltage tolerance is ?% tolerance with a ? suffix. other tolerances are available upon request. ? high temperature soldering guaranteed: 250?c/10 seconds at terminals. ?these diodes are also available in minimelf case with the type designation zmm5225...zmm5267, sod-123 case with the type designation mmsz5225... mmsz5267. to -236ab (sot-23) dimensions in inches and (millimeters) mounting pad layout t op view mechanical data case: sot-23 plastic package w eight: approx. 0.008g pa ck a ging codes/options: e8/10k per 13 reel (8mm tape), 30k per box e9/3k per 7 reel (8mm tape), 30k per box
mmbz5225 thru mmbz5267 vishay semiconductors fo r merly general semiconductor www.vishay.com document number 88361 2 01-may-02 mmbz5225 18e 3.0 20 30 1600 -0.075 50 1.0 mmbz5226 8a 3.3 20 28 1600 -0.070 25 1.0 mmbz5227 8b 3.6 20 24 1700 -0.065 15 1.0 mmbz5228 8c 3.9 20 23 1900 -0.060 10 1.0 mmbz5229 8d 4.3 20 22 2000 -0.055 5 1.0 mmbz5230 8e 4.7 20 19 1900 ?.030 5 2.0 mmbz5231 8f 5.1 20 17 1600 ?.030 5 2.0 mmbz5232 8g 5.6 20 11 1600 +0.038 5 3.0 mmbz5233 8h 6.0 20 7 1600 +0.038 5 3.5 mmbz5234 8j 6.2 20 7 1000 +0.045 5 4.0 mmbz5235 8k 6.8 20 5 750 +0.050 3 5.0 mmbz5236 8l 7.5 20 6 500 +0.058 3 6.0 mmbz5237 8m 8.2 20 8 500 +0.062 3 6.5 mmbz5238 8n 8.7 20 8 600 +0.065 3 6.5 mmbz5239 8p 9.1 20 10 600 +0.068 3 7.0 mmbz5240 8q 10 20 17 600 +0.075 3 8.0 mmbz5241 8r 11 20 22 600 +0.076 2 8.4 mmbz5242 8s 12 20 30 600 +0.077 1 9.1 mmbz5243 8t 13 9.5 13 600 +0.079 0.5 9.9 mmbz5244 8u 14 9.0 15 600 +0.082 0.1 10 mmbz5245 8v 15 8.5 16 600 +0.082 0.1 11 mmbz5246 8w 16 7.8 17 600 +0.083 0.1 12 mmbz5247 8x 17 7.4 19 600 +0.084 0.1 13 mmbz5248 8y 18 7.0 21 600 +0.085 0.1 14 mmbz5249 8z 19 6.6 23 600 +0.086 0.1 14 mmbz5250 81a 20 6.2 25 600 +0.086 0.1 15 mmbz5251 81b 22 5.6 29 600 +0.087 0.1 17 mmbz5252 81c 24 5.2 33 600 +0.087 0.1 18 mmbz5253 81d 25 5.0 35 600 +0.089 0.1 19 MMBZ5254 81e 27 4.6 41 600 +0.090 0.1 21 mmbz5255 81f 28 4.5 44 600 +0.091 0.1 21 mmbz5256 81g 30 4.2 49 600 +0.091 0.1 23 mmbz5257 81h 33 3.8 58 700 +0.092 0.1 25 mmbz5258 81j 36 3.4 70 700 +0.093 0.1 27 mmbz5259 81k 39 3.2 80 800 +0.094 0.1 30 mmbz5260 18f 43 3.0 93 900 +0.095 0.1 33 mmbz5261 81m 47 2.7 105 1000 +0.095 0.1 36 mmbz5262 81n 51 2.5 125 1100 +0.096 0.1 39 mmbz5263 81p 56 2.2 150 1300 +0.096 0.1 43 mmbz5264 81q 60 2.1 170 1400 +0.097 0.1 46 mmbz5265 81r 62 2.0 185 1400 +0.097 0.1 47 mmbz5266 81s 68 1.8 230 1600 +0.097 0.1 52 mmbz5267 81t 75 1.7 270 1700 +0.098 0.1 56 t ype marking code nominal zener v oltage (3) at i zt v z (v) t est current i zt (ma) maximum zener impedance (2) t ypical temperture coefficient vz (%/?) maximum reverse leakage current t est i r v oltage ( a) v r (v) at i zt z zt ( ? ) at i zk = 0.25 ma z zk ( ? ) notes: (1) the zener impedance is derived from the 1kh z ac v oltage which results when an ac current having an rms value equal to 10% of the zener current (i zt or i zk ) is superimposed on i zt or i zk . zener impedance is measured at two points to insure a sharp knee on the breakdown curve and to eliminate unstable units. (2) valid provided case is kept at ambient temperature. (3) measured at thermal equilibrium. electrical characteristics (t a = 25? unless otherwise noted) maximum v f = 0.9 v at i f = 10 ma
mmbz5225 thru mmbz5267 vishay semiconductors fo r merly general semiconductor document number 88361 www.vishay.com 01-may-02 3 ratings and characteristic curves (t a = 25? unless otherwise noted)
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