data sheet semiconductor http://www.yeashin.com 1 rev.02 20110725 h mmsz52xxb series 500mw sod-123 surface moun t f lat lead surface mount plastic package zener voltage regulators a bsolute maximum ratings t a = 25c unless otherwise noted symb ol parameter value units p d po wer dissipation 500 mw t st g sto rage temperature range -65 to +150 c t op r o perating temperature range -65 to +150 c t hese ratings are limiting values above which the serviceability of the diode may be impaired. spe cification features: ? w ide zener voltage range selection, 2.4v to 56v ? vz tolerance selection of 5% ? flat lead sod-123 plastic package ? surfac e device type mounting ? m oisture sensitivity level 1 ? cl ip bonding construction, good thermal capability ? pb free version and rohs compliant ? m atte tin(sn) lead finish with nickel(ni) underplate ? band indi cates cathode f elec trical characteristics t a = 25c unless otherwise noted v z @ i zt (v olts) de vice type device marking min nom max i zt (m a) z zt @ i zt ( ? ) max z zk @ i zk = 0 .25ma ( ? ) max i r @ v r ( a) max v r (v olts) mmsz 5221b z2v4 2.28 2.4 2.52 20 30 1200 100 1 mmsz 5222b z2v5 2.38 2.5 2.63 20 30 1250 100 1 mmsz 5223b z2v7 2.57 2.7 2.84 20 30 1300 75 1 mmsz 5224b z2v8 2.66 2.8 2.94 20 30 1400 75 1 mmsz 5225b z3v0 2.85 3.0 3.15 20 29 1600 50 1 mmsz 5226b z3v3 3.14 3.3 3.47 20 28 1600 25 1 mmsz 5227b z3v6 3.42 3.6 3.78 20 24 1700 15 1 mmsz 5228b z3v9 3.71 3.9 4.10 20 23 1900 10 1 mmsz 5229b z4v3 4.09 4.3 4.52 20 22 2000 5 1 mmsz 5230b z4v7 4.47 4.7 4.94 20 19 1900 5 2 mmsz 5231b z5v1 4.85 5.1 5.36 20 17 1600 5 2 mmsz 5232b z5v6 5.32 5.6 5.88 20 11 1600 5 3 mmsz 5233b z6v0 5.70 6.0 6.30 20 7 1600 5 3.5 mmsz 5234b z6v2 5.89 6.2 6.51 20 7 1000 5 4 mmsz 5235b z6v8 6.46 6.8 7.14 20 5 750 3 5 mmsz 5236b z7v5 7.13 7.5 7.88 20 6 500 3 6 mmsz 5237b z8v2 7.79 8.2 8.61 20 8 500 3 6.5 mmsz 5238b z8v7 8.27 8.7 9.14 20 8 600 3 6.5 mmsz 5239b z9v1 8.65 9.1 9.56 20 10 600 3 7 mmsz 5240b z10v 9.50 10 10.50 20 17 600 3 8 mmsz 5241b z11v 10.45 11 11.55 20 22 600 2 8.4 mmsz 5242b z12v 11.40 12 12.60 20 30 600 1 9.1 mmsz 5243b z13v 12.35 13 13.65 9.5 13 600 0.5 9.9 electr ical symbol ca thode anode s od-123 flat lead
http://www.yeashin.com 2 rev.02 20110725 mmsz52xxb series electrical characteristics t a = 25c unless otherwise noted v z @ i zt (volts) device type device marking min nom max i zt (ma) z zt @ i zt ( ? ) max z zk @ i zk = 0.25ma ( ? ) max i r @ v r ( a) max v r (volts) mmsz5244b z14v 13.30 14 14.70 9 15 600 0.1 10 MMSZ5245B z15v 14.25 15 15.75 8.5 16 600 0.1 11 mmsz5246b z16v 15.20 16 16.80 7.8 17 600 0.1 12 mmsz5247b z17v 16.15 17 17.85 7.4 19 600 0.1 13 mmsz5248b z18v 17.10 18 18.90 7 21 600 0.1 14 mmsz5249b z19v 18.05 19 19.95 6.6 23 600 0.1 14 mmsz5250b z20v 19.00 20 21.00 6.2 25 600 0.1 15 mmsz5251b z22v 20.90 22 23.10 5.6 29 600 0.1 17 mmsz5252b z24v 22.80 24 25.20 5.2 33 600 0.1 18 mmsz5253b z25v 23.75 25 26.25 5 35 600 0.1 19 mmsz5254b z27v 25.65 27 28.35 4.6 41 600 0.1 21 mmsz5255b z28v 26.60 28 29.40 4.5 44 600 0.1 21 mmsz5256b z30v 28.50 30 31.50 4.2 49 600 0.1 23 mmsz5257b z33v 31.35 33 34.65 3.8 58 700 0.1 25 mmsz5258b z36v 34.20 36 37.80 3.4 70 700 0.1 27 mmsz5259b z39v 37.05 39 40.95 3.2 80 800 0.1 30 mmsz5260b z43v 40.85 43 45.15 3 93 900 0.1 33 mmsz5261b z47v 44.65 47 49.35 2.7 105 1000 0.1 36 mmsz5262b z51v 48.45 51 53.55 2.5 125 1100 0.1 39 mmsz5263b z56v 53.20 56 58.80 2.2 150 1300 0.1 43 v f forward voltage = 900mv maximum @ i f = 10 ma for all types notes: 1. the zener voltage ( v z ) is tested under pulse condition of 15ms. the measured v z is guaranteed to be within specification with device junction in thermal equilibrium. 2. the device numbers listed have a standard tolerance on the nominal zener voltage of 5%. 3. the zener impedance is derived from the 60-cycle ac voltage, which results when an ac current having an rms value equal to 10% of the dc zener current ( i zt or i zk ) is superimposed to i zt or i zk. 4. for detailed information on price, availability and delivery of nominal zener voltages between the voltages shown and tighte r voltage tolerances, contact your nearest yeashin representative.
http://www.yeashin.com 3 rev.02 20110725 mmsz52xxb series device characteristics fig.1 typical forward voltage fig.2 effect of zener voltage on zener impedance fig.4 typical capacitance fig.5 zener breakdown characteristics fig.6 zener breakdown characteristics 0 100 200 300 400 500 600 0 25 50 75 100 125 150 175 200 temperature [ ] power passipation, mw fig.3 power dissipation vs. ambient temp.
http://www.yeashin.com 4 rev.02 20110725 mmsz52xxb series package outline & dimensions flat lead sod-123 package outline note: dimensions are exclusive of burrs, mold flash & tie bar extrusions. fig.7 typical leakge current
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