byw77p/pi-200 ? october 1999 ed : 2c high efficiency fast recovery rectifier diodes sod93 (plastic) byw77p-200 suited for smps very low forward losses negligible switching losses high surge current capability high avalanche energy capability insulated version : insulating voltage = 2500 v dc capacitance = 12 pf description features single chip rectifier suited for switchmode power supply and high frequency dc to dc converters. packaged in sod93, or dop3i this device is intended for use in low voltage, high frequency inverters, free wheeling and polarity protection applications. isolated dop3i (plastic) byw77pi-200 symbol parameter value unit i f(rms) rms forward current 50 a i f(av) average forward current d = 0.5 sod93 tc=125 c 25 a top3i tc=100 c 25 i fsm surge non repetitive forward current tp=10ms sinusoidal 500 a tstg tj storage and junction temperature range - 40 to + 150 - 40 to + 150 c c absolute maximum ratings symbol parameter value unit v rrm repetitive peak reverse voltage 200 v k a 1/5 obsolete product(s) - obsolete product(s)
symbol test conditions min. typ. max. unit i r *t j = 25 cv r = v rrm 25 m a t j = 100 c2.5ma v f ** t j = 125 ci f = 20 a 0.85 v t j = 125 ci f = 40 a 1.00 t j = 25 ci f = 40 a 1.15 pulse test : * tp = 5 ms, duty cycle < 2 % ** tp = 380 m s, duty cycle < 2 % to evaluate the conduction losses use the following equation : p = 0.7 x i f(av) + 0.0075 x i f 2 (rms) electrical characteristics static characteristics symbol test conditions min. typ. max. unit trr t j = 25 ci f = 0.5a i r = 1a irr = 0.25a 35 ns i f = 1a v r = 30v di f /dt = -50a/ m s50 tfr t j = 25 ci f = 1a v fr = 1.1 x v f tr = 5 ns 10 ns v fp t j = 25 ci f = 1a tr = 5 ns 1.5 v recovery characteristics symbol parameter value unit rth (j-c) junction to case sod93 1.0 c/w dop3i 1.8 thermal resistance byw77p/pi-200 2/5 obsolete product(s) - obsolete product(s)
0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 0 100 200 300 400 500 i m(a) p=20w p=30w p=40w t i m =tp/t tp fig.2 : peak current versus form factor. tj=125 c o ifm(a) 0.1 1 10 100 300 vfm(v) 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 fig.3 : forward voltage drop versus forward current (maximum values). 0.1 1.0 0.2 0.5 zth(j-c) (tp. ) k= rth(j-c) =0.5 =0.2 =0.1 single pulse tp(s) t =tp/t tp 1.0e-03 1.0e-02 1.0e-01 1.0e+00 k fig.4 : relative variation of thermal impedance junction to case versus pulse duration. 0 5 10 15 20 25 30 0.0 2.5 5.0 7.5 10.0 12.5 15.0 17.5 20.0 22.5 25.0 27.5 30.0 =0.05 =0.1 =0.2 =0.5 t =tp/t tp i f(av)(a) p f(av)(w) =1 fig.1 : average forward power dissipation versus average forward current. 0.001 0.01 0.1 1 0 50 100 150 200 250 im t =0.5 t(s) i m(a) tc=25 c o tc=50 c o tc=100 c o fig.6 : non repetitive surge peak forward current versus overload duration. (byw81pi) 0.001 0.01 0.1 1 0 50 100 150 200 250 300 im t =0.5 t(s) i m(a) tc=25 c o tc=75 c o tc=125 c o fig.5 : non repetitive surge peak forward current versus overload duration. (byw81p) byw77p/pi-200 3/5 obsolete product(s) - obsolete product(s)
0 20 40 60 80 100 120 140 160 0 5 10 15 20 25 30 t =tp/t tp =0.5 f(av)(a) i o tamb( c) rth(j-a)=15 c/w o rth(j-a)=rth(j-c) fig.7 : average current versus ambient temperature. (duty cycle : 0.5) (sod93) 0 20 40 60 80 100 120 140 160 0 5 10 15 20 25 30 t =tp/t tp =0.5 f(av)(a) i o tamb( c) rth(j-a)=15 c/w o rth(j-a)=rth(j-c) fig.8 : average current versus ambient temperature. (duty cycle : 0.5) (dop3i) 110100 100 110 120 130 140 150 160 170 180 190 200 200 vr(v) f=1mhz tj=25 c o c(pf) fig.9 : junction capacitance versus reverse voltage applied (typical values). 110100 0 10 20 30 40 50 60 70 80 qrr(nc) 90%confidence if=if(av) tj=100 c o tj=25 c o dif/dt(a/us) fig.10 : recovery charges versus di f /dt. tj( c) qrr;irm[tj]/qrr;irm[tj=125 c] 0 25 50 75 100 125 150 0.00 0.25 0.50 0.75 1.00 1.25 1.50 irm qrr o o fig.12 : dynamic parameters versus junction temperature. 110100 0.0 0.5 1.0 1.5 2.0 2.5 3.0 20 irm(a) dif/dt(a/us) 90%confidence tj=100 c o tj=25 c o if=if(av) fig.11 : peak reverse current versus dif/dt. byw77p/pi-200 4/5 obsolete product(s) - obsolete product(s)
cooling method : c marking : type number weight : 4.52 g recommended torque value : 0.8m.n maximum torque value : 1.0m.n package mechanical data dop3i (isoluted) ref. dimensions millimeters inches min. max. min. max. a 4.4 4.6 0.173 0.181 b 1.45 1.55 0.057 0.061 c 14.35 15.60 0.565 0.614 d 0.5 0.7 0.020 0.028 e 2.7 2.9 0.106 0.114 f 15.8 16.5 0.622 0.650 g 20.4 21.1 0.815 0.831 h 15.1 15.5 0.594 0.610 k 3.4 3.65 0.134 0.144 l 4.08 4.17 0.161 0.164 n 10.8 11.3 0.425 0.444 p 1.20 1.40 0.047 0.055 r 4.60 typ. 0.181 typ. byw77p/pi-200 5/5 obsolete product(s) - obsolete product(s)
information furnished is believed to be accurate and reliable. however, stmicroelectronics assumes no responsib ility 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 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 sod93 cooling method : c marking : type number weight : 3.79 g recommended torque value : 0.8m.n maximum torque value : 1.0m.n ref. dimensions millimeters inches min. typ. max. min. typ. max. a 4.70 4.90 0.185 0.193 c 1.17 1.37 0.046 0.054 d 2.50 0.098 d1 1.27 0.050 e 0.50 0.78 0.020 0.031 f 1.10 1.30 0.043 0.051 f3 1.75 0.069 g 10.80 11.10 0.425 0.437 h 14.70 15.20 0.578 0.598 l 12.20 0.480 l2 16.20 0.638 l3 18.0 0.709 l5 3.95 4.15 0.156 0.163 l6 31.00 1.220 o 4.00 4.10 0.157 0.161 byw77p/pi-200 6/5 obsolete product(s) - obsolete product(s)
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