1/6 stps41l30cg/ct/cr october 2002 - ed : 2a low drop power schottky rectifier ? dual center tab schottky rectifier suited for switch mode power supply and high frequency dc to dc converters. packaged in d 2 pak, i 2 pak and to-220ab 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 n high avalanche capability n low thermal resistance features and benefits symbol parameter value unit v rrm repetitive peak reverse voltage 30 v i f(rms) rms forward current 30 a i f(av) average forward current tc = 135c d = 0.5 per diode 20 a per device 40 i fsm surge non repetitive forward current tp = 10 ms sinusoidal 220 a i rrm peak repetitive reverse current tp=2 m s square f=1khz 1a t stg storage temperature range -65 to+175 c tj maximum operating junction temperature * 150 c dv/dt critical rate of rise reverse voltage 10000 v/ m s absolute ratings (limiting values, per diode) i f(av) 2x20a v rrm 30 v tj (max) 150 c v f (max) 0.38 v main products characteristics a1 k a2 *: dptot dtj rth j a < - 1 () thermal runaway condition for a diode on its own heatsink k a1 a2 d 2 pak stps41l30cg a1 k a2 to-220ab STPS41L30CT i 2 pak stps41l30cr a1 k a2
stps41l30cg / STPS41L30CT / stps41l30cr 2/6 symbol parameter tests conditions min. typ. max. unit i r * reverse leakage current tj = 25c v r =v rrm 1.5 ma tj = 125c 170 350 ma v f * forward voltage drop tj = 25 ci f =20a 0.48 v tj = 125c i f =20a 0.35 0.38 tj=25 ci f =40a 0.57 tj = 125c i f =40a 0.47 0.49 pulse test : * tp = 380 m s, d <2% to evaluate the conduction losses use the following equation : p=0.27xi f(av) + 0.0055 i f 2 (rms) static electrical characteristics (per diode) symbol parameter value unit r th(j-c) junction to case per diode total 1.5 0.8 c/w r th(c) coupling 0.1 when the diodes 1 and 2 are used simultaneously : d tj(diode 1) = p(diode1) x r th(j-c) (per diode) + p(diode 2) x r th(c) thermal resistances 0 1 2 3 4 5 6 7 8 9 10 11 0 5 10 15 20 25 if(av)(a) t d =tp/t tp pf(av)(w) d = 0.05 d = 0.1 d = 0.2 d = 0.5 d = 1 fig. 1: conduction losses versus average current. 0 5 10 15 20 25 0 25 50 75 100 125 150 tamb(c) rth(j-a)=rth(j-c) rth(j-a)=50c/w if(av)(a) t d =tp/t tp fig. 2: average forward current versus ambient temperature ( d = 0.5).
stps41l30cg / STPS41L30CT / stps41l30cr 3/6 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 im(a) i m t d =0.5 fig. 3: non repetitive surge peak forward current versus overload duration (maximum values). 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. 5: reverse leakage current versus reverse voltage applied (typical values). 1 10 100 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 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. 7: 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) rth(j-a)(c/w) fig. 8: thermal resistance junction to ambient versus copper surface under tab (epoxy printed board fr4, cu = 35m) (stps41l30cg only). 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) t d =tp/t tp zth(j-c)/rth(j-c) d = 0.5 d = 0.2 d = 0.1 single pulse fig. 4: relative variation of thermal impedance junction to case versus pulse duration. 0.1 1.0 10.0 1 10 100 vr(v) f=1mhz vosc=30mv tj=25c c(nf) fig. 6: junction capacitance versus reverse voltage applied (typical values).
4/6 stps41l30cg / STPS41L30CT / stps41l30cr 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 package mechanical data d 2 pak 8.90 3.70 1.30 5.08 16.90 10.30 footprint (dimensions in mm)
stps41l30cg / STPS41L30CT / stps41l30cr 5/6 package mechanical data i 2 pak e d l l1 l2 b1 b b2 e a c2 a1 c 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
stps41l30cg / STPS41L30CT / stps41l30cr 6/6 ordering type marking package weight base qty delivery mode stps41l30cg stps41l30cg d 2 pak 1.48 g 50 tube stps41l30cg-tr stps41l30cg d 2 pak 1.48 g 1000 tape & reel STPS41L30CT STPS41L30CT to-220ab 2.20 g 50 tube stps41l30cr stps41l30cr i 2 pak 1.49 g 50 tube n epoxy meets ul94,v0 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 ap- proval of stmicroelectronics. the st logo is a registered trademark of stmicroelectronics ? 2002 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 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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