1/6 stps4030ct/cg/cr july 2003 - ed: 2a low drop power schottky rectifier ? dual schottky rectifier suited for switch mode power supply and high frequency dc to dc converters. packaged in to-220ab, d 2 pak and i 2 pak, this device is intended for use in low voltage high frequency inverters, free wheeling and polarity protection applications. description n very small conduction losses n negligible switching losses n extremely fast switching n low forward voltage drop for higher efficiency n low thermal resistance n avalanche capability specified features and benefits symbol parameter value unit v rrm repetitive peak reverse voltage 30 v i f(rms) rms forward current 32 a i f(av) average forward current tc = 130c d = 0.5 per diode per device 20 40 a i fsm surge non repetitive forward current tp = 10 ms sinusoidal 220 a i rrm peak repetitive reverse current tp=2 s square f=1khz 2a p arm repetitive peak avalanche power tp = 1s tj = 25c 5300 w t stg storage temperature range - 65 to + 150 c tj maximum operating junction temperature * 150 c dv/dt critical rate of rise of reverse voltage (rated v r , tj = 25c) 10000 v/s absolute ratings (limiting values, per diode) i f(av) 2x20a v rrm 30 v tj (max) 150c v f (max) 0.40 v major products characteristics k a1 a2 i 2 pak stps4030cr a1 a2 k to-220ab stps4030ct *: dptot dtj rth j a < - 1 () thermal runaway condition for a diode on its own heatsink a1 k a2 k a1 a2 d 2 pak STPS4030CG
stps4030ct/cg/cr 2/6 symbol parameter tests conditions min. typ. max. unit i r * reverse leakage current tj = 25c v r =v rrm 0.50 1.0 ma tj = 125c 170 350 v f * forward voltage drop tj = 25 ci f =20a 0.44 0.49 v tj = 125c i f =20a 0.35 0.40 tj=25 ci f =40a 0.52 0.61 tj = 125c i f =40a 0.46 0.55 pulse test : * tp = 380 m s, d <2% to evaluate the conduction losses use the following equation : p=0.25xi f(av) + 0.0075 i f 2 (rms) static electrical characteristics (per diode) symbol parameter value unit r th(j-c) junction to case to-220ab - d 2 pak-i 2 pak per diode total 1.6 0.85 c/w r th(c) coupling 0.1 c/w thermal resistances 0 2 4 6 8 10 12 0 5 10 15 20 25 if(av)(a) p(w) d = 0.05 d = 0.1 d = 0.2 d = 0.5 d = 1 t d =tp/t tp fig. 1: conduction losses versus average current. 0 2 4 6 8 10 12 14 16 18 20 22 0 25 50 75 100 125 150 tamb(c) rth(j-a)=rth(j-c) rth(j-a)=50c/w if(av)(a) fig. 2: average forward current versus ambient temperature( d = 0.5). 0 0.2 0.4 0.6 0.8 1 1.2 0 25 50 75 100 125 150 t (c) j p(t) p (25c) arm p arm fig. 4: normalized avalanche power derating versus junction temperature. 0.001 0.01 0.1 0.01 1 0.1 10 100 1000 1 t (s) p p(t) p (1s) arm p arm fig. 3: normalized avalanche power derating versus pulse duration.
stps4030ct/cg/cr 3/6 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.e-03 1.e-02 1.e-01 1.e+00 tp(s) zth(j-c)/rth(j-c) t d =tp/t tp d = 0.5 d = 0.2 d = 0.1 single pulse fig. 6: relative variation of thermal impedance junction to case versus pulse duration. 1.e-02 1.e-01 1.e+00 1.e+01 1.e+02 1.e+03 0 5 10 15 20 25 30 vr(v) tj=150c tj=125c tj=25c tj=100c tj=75c tj=50c ir(ma) fig. 7: reverse leakage current versus reverse voltage applied (typical values). 0.1 1.0 10.0 1 10 100 vr(v) f=1mhz vosc=30mv tj=25c c(nf) fig. 8: junction capacitance versus reverse voltage applied (typical values). 0 50 100 150 200 250 300 1.e-03 1.e-02 1.e-01 1.e+00 t(s) tc=25c tc=75c tc=125c i m t d =0.5 im(a) fig. 5: non repetitive surge peak forward current versus overload duration (maximum values). 1 10 100 0.0 0.2 0.4 0.6 0.8 1.0 1.2 vfm(v) tj=25c (maximum values) tj=125c (maximum values) tj=125c (maximum values) tj=125c (typical values) tj=125c (typical values) ifm(a) fig. 9: forward voltage drop versus forward current. 0 10 20 30 40 50 60 70 80 0 5 10 15 20 25 30 35 40 s(cm2) d2pak rth(j-a)(c/w) fig. 10: thermal resistance junction to ambient versus copper surface under tab (epoxy printed board fr4, cu = 35m).
stps4030ct/cg/cr 4/6 package mechanical data i2pak ref. dimensions millimeters inches min. max. min. max. a 4.40 4.60 0.173 0.181 a1 2.49 2.69 0.098 0.106 b 0.70 0.93 0.028 0.037 b1 1.14 1.17 0.044 0.046 b2 1.14 1.17 0.044 0.046 c 0.45 0.60 0.018 0.024 c2 1.23 1.36 0.048 0.054 d 8.95 9.35 0.352 0.368 e 2.40 2.70 0.094 0.106 e 10.0 10.4 0.394 0.409 l 13.1 13.6 0.516 0.535 l1 3.48 3.78 0.137 0.149 l2 1.27 1.40 0.050 0.055 e d l l1 l2 b1 b b2 e a c2 a1 c
stps4030ct/cg/cr 5/6 package mechanical data d2pak a c2 d r a2 m v2 c a1 g l l3 l2 b b2 e * * flat zone no less than 2mm ref. dimensions millimeters inches min. max. min. max. a 4.40 4.60 0.173 0.181 a1 2.49 2.69 0.098 0.106 a2 0.03 0.23 0.001 0.009 b 0.70 0.93 0.027 0.037 b2 1.14 1.70 0.045 0.067 c 0.45 0.60 0.017 0.024 c2 1.23 1.36 0.048 0.054 d 8.95 9.35 0.352 0.368 e 10.00 10.40 0.393 0.409 g 4.88 5.28 0.192 0.208 l 15.00 15.85 0.590 0.624 l2 1.27 1.40 0.050 0.055 l3 1.40 1.75 0.055 0.069 m 2.40 3.20 0.094 0.126 r 0.40 typ. 0.016 typ. v2 0 8 0 8 8.90 3.70 1.30 5.08 16.90 10.30 footprint
6/6 stps4030ct/cg/cr information furnished is believed to be accurate and reliable. however, stmicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. no license is granted by implication or otherwise under any patent or patent rights of stmicroelectronics. specifications mentioned in this publication are subject to change without notice. this publication supersedes and replaces all information previously supplied. stmicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of stmicroelectronics. the st logo is a registered trademark of stmicroelectronics ? 2003 stmicroelectronics - printed in italy - all rights reserved. stmicroelectronics group of companies australia - brazil - canada - china - finland - france - germany hong kong - india - israel - italy - japan - malaysia - malta - morocco - singapore spain - sweden - switzerland - united kingdom - united states. http://www.st.com ordering type marking package weight base qty delivery mode stps4030ct stps4030ct to-220ab 2.2 g 50 tube STPS4030CG STPS4030CG d2pak 1.48 g 50 tube STPS4030CG-tr STPS4030CG d2pak 1.48 g 1000 tape & reel stps4030cr stps4030cr i2pak 1.49 g 50 tube n epoxy meets ul94,v0 n cooling method : c n recommended torque value : 0.55 m.n n maximum torque value : 0.70 m.n package mechanical data to-220ab a c d l7 dia l5 l6 l9 l4 f h2 g g1 l2 f2 f1 e m ref. dimensions millimeters inches min. max. min. max. a 4.40 4.60 0.173 0.181 c 1.23 1.32 0.048 0.051 d 2.40 2.72 0.094 0.107 e 0.49 0.70 0.019 0.027 f 0.61 0.88 0.024 0.034 f1 1.14 1.70 0.044 0.066 f2 1.14 1.70 0.044 0.066 g 4.95 5.15 0.194 0.202 g1 2.40 2.70 0.094 0.106 h2 10 10.40 0.393 0.409 l2 16.4 typ. 0.645 typ. l4 13 14 0.511 0.551 l5 2.65 2.95 0.104 0.116 l6 15.25 15.75 0.600 0.620 l7 6.20 6.60 0.244 0.259 l9 3.50 3.93 0.137 0.154 m 2.6 typ. 0.102 typ. diam. 3.75 3.85 0.147 0.151
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