STPS120L15TV ? july 1999 - ed : 4a low drop or-ing power schottky diode i f(av) 2 x 60 a v rrm 15 v tj (max) 125 c v f (max) 0.31 v main product characteristics very low drop forward voltage for less power dissipation and reduced heatsink insulated package: insulated voltage = 2500 v (rms) capacitance = 45 pf features and benefits dual schottky rectifier suited for switched mode power supplies and dc to dc power converters. packaged in isotop tm , this device is especially intended for use as an or-ing diode in fault toler- ant power supply equipments. description isotop tm k2 a2 a1 k1 symbol parameter value unit v rrm repetitive peak reverse voltage 15 v i f(rms) rms forward current 160 a i f(av) average forward current tc = 115c d = 1 60 a i fsm surge non repetitive forward current tp = 10 ms sinusoidal 1200 a i rrm repetitive peak reverse current tp = 2 m s f = 1khz 2a t stg storage temperature range - 65 to + 150 c tj maximum operating junction temperature 125 c dv/dt critical rate of rise of reverse voltage 10000 v/ m s absolute ratings (limiting values, per diode) isotop is a trademark of stmicroelectronics k2 a2 a1 k1 * : dptot dtj < 1 rth ( j - a ) thermal runaway condition for a diode on its own heatsink 1/4
symbol parameter value unit r th (j-c) junction to case per diode 0.45 c/w total 0.28 r th (c) coupling 0.1 thermal resistances symbol parameter tests conditions min. typ. max. unit i r * reverse leakage current tj = 100 cv r = 5v 450 ma tj = 25 cv r = 12v 22 ma tj = 100c 0.7 2.2 a v f * forward voltage drop tj = 25 ci f = 60 a 0.43 v tj = 125 ci f = 60 a 0.27 0.31 static electrical characteristics (per diode) pulse test : * tp = 380 m s, d < 2% to evaluate the conduction losses use the following equation : p = 0.18 x i f(av) + 2.2 10 -3 x i f 2 (rms) 0 10203040506070 0 2 4 6 8 10 12 14 16 18 20 pf(av)(w) t d =tp/t tp d = 0.2 d = 0.5 d = 1 d = 0.05 d = 0.1 if(av)(a) fig. 1: average forward power dissipation versus average forward current (per diode). 0 25 50 75 100 125 0 10 20 30 40 50 60 70 if(av)(a) rth(j-a)=rth(j-c) rth(j-a)=2.5c/w tamb(c) t d =tp/t tp fig. 2: average forward current versus ambient temperature ( d =1) (per diode). STPS120L15TV 2/4
1e-3 1e-2 1e-1 1e+0 0 100 200 300 400 500 600 700 800 900 1000 im(a) tc=50c tc=75c tc=110c t(s) i m t d =0.5 fig. 3: non repetitive surge peak forward current versus overload duration (maximum values per diode). 0.0 2.5 5.0 7.5 10.0 12.5 15.0 1e+0 1e+1 1e+2 1e+3 5e+3 ir(ma) tj=100c tj=70c tj=25c vr(v) fig. 5: reverse leakage current versus reverse voltage applied (typical values per diode). 1e-3 1e-2 1e-1 1e+0 1e+1 0.1 0.2 0.5 1.0 zth(j-c)/rth(j-c) d=0.1 d=0.2 d=0.5 single pulse tp(s) t d =tp/t tp fig. 4: relative variation of thermal impedance junction to case versus pulse duration. 12 51020 1 2 5 10 20 c(nf) f=1mhz tj=25c vr(v) fig. 6: junction capacitance versus reverse voltage applied (typical values per diode). 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1 10 100 500 ifm(a) tj=100c vfm(v) fig. 7: forward voltage drop versus forward current (maximum values per diode). STPS120L15TV 3/4
information furnished is believed to be accurate and reliable. however, stmicroelectronics assumes no responsibility for the co nsequences 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 expres s written ap- proval of stmicroelectronics. the st logo is a registered trademark of stmicroelectronics ? 1999 stmicroelectronics - printed in italy - all rights reserved. stmicroelectronics group of companies australia - brazil - china - finland - france - germany - hong kong - india - italy - japan - malaysia malta - morocco - singapore - spain - sweden - switzerland - united kingdom - u.s.a. http://www.st.com package mechanical data isotop ref. dimensions millimeters inches min. max. min. max. a 11.80 12.20 0.465 0.480 a1 8.90 9.10 0.350 0.358 b 7.8 8.20 0.307 0.323 c 0.75 0.85 0.030 0.033 c2 1.95 2.05 0.077 0.081 d 37.80 38.20 1.488 1.504 d1 31.50 31.70 1.240 1.248 e 25.15 25.50 0.990 1.004 e1 23.85 24.15 0.939 0.951 e2 24.80 typ. 0.976 typ. g 14.90 15.10 0.587 0.594 g1 12.60 12.80 0.496 0.504 g2 3.50 4.30 0.138 0.169 f 4.10 4.30 0.161 0.169 f1 4.60 5.00 0.181 0.197 p 4.00 4.30 0.157 0.69 p1 4.00 4.40 0.157 0.173 s 30.10 30.30 1.185 1.193 ordering type marking package weight base qty delivery mode STPS120L15TV STPS120L15TV isotop 28g (without screws) 10 tube cooling method: by conduction (c) recommended torque value : 1.3 n.m. maximum torque value: 1.5 n.m. epoxy meets ul94,v0 STPS120L15TV 4/4
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