1of2 MMBZ5221B - mmbz5259b features maximum ratings @ t a = 25 c unless otherwise specified mechanical data a e j l m b c h g d k sot-23 dim min max a 0.37 0.51 b 1.20 1.40 c 2.30 2.50 d 0.89 1.03 e 0.45 0.60 g 1.78 2.05 h 2.80 3.00 j 0.013 0.10 k 0.903 1.10 l 0.45 0.61 m 0.085 0.180 0 8 all dimensions in mm z planar die construction z 300 mw power dissipation on fr-4 pcb z general purpose, medium current z ideally suited for automated assembly process z case: sot-23, molded plastic z terminals: solderable per mil-std-202, method 208 z polarity: see diagrams z weight: 0.008 grams (approx.) z marking : marking code (see table on page 2) parameter symbol value units maximum forward voltage diode at i f = 100 ma v f 1.0 v maximum power dissipation (notes 1) at 25 c p d 300 mw peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load (jedec method) (notes 2) i fsm 4.0 amps operating junction and storage temperature range t j -55~150 1. mounted on 5.0 mm 2 (.013mm thick) land areas. 2. alumina = 0.4 x 0.3 x 0.024 in. 99.5% alumina. 2. measured on 8.3ms, single half sine-wave or equivalent square wave, duty cycle = 4 pulses per minute maximum. 300 mw surface mount zener diodes
mmbz5245b h5 / kh5 15 14.25 15.75 16 8.5 600 0.25 0.5 11.0 electrical ratings (rating 25c ambient temperature unless otherwise specified) nominal zener voltage max. zener impedance max. reverse leakage current v z @ i zt z zt @ i zt z zk @ i zk i r @ v r part number marking code nom (v) min (v) max (v) ma ma a v 300 mw zener diodes MMBZ5221B c1 / kc1 2.4 2.28 2.52 30 20.0 1200 0.25 100 1.0 mmbz5222b c2 2.5 2.38 2.63 30 20.0 1250 0.25 100 1.0 mmbz5223b c3 / kc3 2.7 2.57 2.84 30 20.0 1300 0.25 75 1.0 mmbz5225b c5 / kc5 3 2.85 3.15 30 20.0 1600 0.25 50 1.0 mmbz5226b d1 / kg1 3.3 3.14 3.47 28 20.0 1600 0.25 25 1.0 mmbz5227b d2 / kg2 3.6 3.42 3.78 24 20.0 1700 0.25 15 1.0 mmbz5228b d3 / kg3 3.9 3.71 4.10 23 20.0 1900 0.25 10 1.0 mmbz5229b d4 / kg4 4.3 4.09 4.52 22 20.0 2000 0.25 5.0 1.0 mmbz5230b d5 / kg5 4.7 4.47 4.94 19 20.0 1900 0.25 5.0 2.0 mmbz5231b e1 / ke1 5.1 4.85 5.36 17 20.0 1600 0.25 5.0 2.0 mmbz5232b e2 / ke2 5.6 5.32 5.88 11 20.0 1600 0.25 5.0 3.0 mmbz5233b e3 / ke3 6 5.7 6.3 7 20.0 1600 0.25 5.0 3.5 mmbz5234b 8j / ke4 6.2 5.89 6.51 7 20.0 1000 0.25 5.0 4.0 mmbz5235b e5 / ke5 6.8 6.46 7.14 5 20.0 750 0.25 3.0 5.0 mmbz5236b f1 / kf1 7.5 7.13 7.88 6 20.0 500 0.25 3.0 6.0 mmbz5237b f2 / kf2 8.2 7.79 8.61 8 20.0 500 0.25 3.0 6.0 mmbz5238b f3 / kf3 8.7 8.27 9.14 8 20.0 600 0.25 3.0 6.5 mmbz5239b f4 / kf4 9.1 8.65 9.56 10 20.0 600 0.25 3.0 6.5 mmbz5240b f5 / kf5 10 9.50 10.50 17 20.0 600 0.25 3.0 8.0 mmbz5241b h1 / kh1 11 10.45 11.55 22 20.0 600 0.25 3.0 8.4 mmbz5242b h2 / kh2 12 11.40 12.60 30 20.0 600 0.25 2.0 9.1 mmbz5243b h3 / kh3 13 12.35 13.65 13 9.5 600 0.25 1.0 9.9 mmbz5246b j1 / kj1 16 15.20 16.80 17 7.8 600 0.25 0.1 12.0 mmbz5247b j2 17 16.15 17.85 19 7.4 600 0.25 0.1 13.0 mmbz5248b j3 / kj3 18 17.10 18.90 21 7.0 600 0.25 0.1 14.0 mmbz5249b j4 19 18.05 19.95 23 6.6 600 0.25 0.1 14.0 mmbz5250b j5 / kj5 20 19.00 21.00 25 6.2 600 0.25 0.1 15.0 mmbz5251b k1 / kk1 22 20.90 23.10 29 5.6 600 0.25 0.1 17.0 mmbz5252b k2 / kk2 24 22.80 25.20 33 5.2 600 0.25 0.1 18.0 mmbz5253b k3 25 23.75 26.25 35 5 600 0.25 0.1 19.0 mmbz5254b k4 / kk4 27 25.65 28.35 41 5.0 600 0.25 0.1 21.0 mmbz5255b k5 / kk5 28 26.60 29.40 44 4.5 600 0.25 0.1 21.0 mmbz5256b m1 / km1 30 28.50 31.50 49 4.2 600 0.25 0.1 23.0 mmbz5257b m2 / km2 33 31.35 34.65 58 3.8 700 0.25 0.1 25.0 mmbz5258b m3 / km3 36 34.20 37.80 70 3.4 700 0.25 0.1 27.0 mmbz5259b m4 / km4 39 37.05 40.95 80 3.2 800 0.25 0.1 30.0 2of2
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