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this is information on a product in full production. october 2013 docid024382 rev 2 1/15 15 STPS20200C power schottky diode datasheet ? production data features ? low forward voltage drop ? very small conduction losses ? negligible switching losses ? extremely fast switching ? low thermal resistance ? -40c minimum operating t j ? insulated package: to-220fpab ? insulating voltage: 2000 v dc ? capacitance: 45 pf ? ecopack ? 2 compliant component description this device is a dual center tap 200 v schottky rectifier suited for switch mode power supplies and high frequency dc to dc converters. packaged in to-220ab, to-220ab narrow-leads, to-220fpab and d2pak, it is especially intended for use as secondary rectification in smps and is also ideal for all led lighting applications. table 1. device summary symbol value i f(av) 2 x 10 a v rrm 200 v t j(max) 175 c v f(typ) 0.64 v k k k k k k a2 a2 a2 a2 a1 a1 a1 a1 k a1 a2 to-220ab STPS20200Ct d 2 pa k STPS20200Cg-tr to-220fpab STPS20200Cfp to-220ab narrow leads STPS20200Ctn diode 1 diode 2 www.st.com
characteristics STPS20200C 2/15 docid024382 rev 2 1 characteristics general formula to calculate t j (diode1) and t j (diode2): t j (diode1) = p(diode1) x r th(j-c) (per diode) + p(diode2) x r th(c) + t case t j (diode2) = p(diode2) x r th(j-c) (per diode) + p(diode1) x r th(c) + t case table 2. absolute ratings (limiting values, per diode, unless otherwise stated) symbol parameter value uni t v rrm repetitive peak reverse voltage 200 v i f(rms) forward rms current 30 a i f(av) average forward current, = 0.5, square wave to-220ab, d 2 pak, to 220ab narrow leads t c = 160 c per device 20 a to-220fpab t c = 105 c per device 20 a i fsm surge non repetitive forward current t p = 10 ms sinusoidal, t amb = 25 c 180 a t stg storage temperature range -65 to +175 c t j operating junction temperature range (1) -40 to +175 c 1. condition to avoid thermal runaway for a diode on its own heatsink table 3. thermal parameters symbol parameter value unit r th(j-c) junction to case d 2 pak, to-220ab,to-220ab narrow leads per diode per device 1.30 0.75 c/w to-220fpab per diode per device 5.00 4.15 r th(c) coupling d 2 pak, to-220ab, to-220ab narrow leads 0.20 to-220fpab 3.30 dptot dtj --------------- 1 rth j a ? () ------------------------- - <
docid024382 rev 2 3/15 STPS20200C characteristics to evaluate the maximum conduction losses use the following equation: p = 0.6 x i f(av) + 0.01 i f 2 (rms) note: more information is available in the application notes: an604 calculation of conduction losses in a power rectifier an4021 calculation of reverse losses in a power diode table 4. static electrical characteristics (per diode) symbol test conditions min. typ. max. unit i r (1) reverse leakage current t j = 25 c v r = v rrm 15 a t j = 125 c 1.3 7 ma t j = 125 c v r = 150 v 4.5 v f (1) forward voltage drop t j = 25 c i f = 10 a 0.86 v t j = 125 c 0.64 0.70 v 1. pulse test: t p = 380 s, < 2%
characteristics STPS20200C 4/15 docid024382 rev 2 figure 1. average forward power dissipation versus average forward current (per diode) figure 2. forward voltage drop versus forward current (per diode) p (w) f(av) 0 1 2 3 4 5 6 7 8 9 10 0123456789101112 t =tp/t tp = 1 = 0.1 = 0.05 = 0.5 = 0.2 i (a) f(av) i fm (a) 0.1 1.0 10.0 100.0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 (maximum values) (typical values) (maximum values) t j = 25 c t j = 25 c t j = 125 c t j = 125 c (typical values) v fm (v) figure 3. reverse leakage current versus reverse voltage applied (typical values, per diode) figure 4. junction capacitance versus reverse voltage applied (typical values, per diode) i (ma) r 1.e-04 1.e-03 1.e-02 1.e-01 1.e+00 1.e+01 0 20 40 60 80 100 120 140 160 180 200 t j =150c t j =125c t j =25c t j =100c t j =50c t j =75c v (v) r c(pf) 10 100 1000 1 10 100 1000 f=1mhz v osc =30mv rms t j =25c v(v) r figure 5. relative variation of thermal impedance junction to case versus pulse duration figure 6. relative variation of thermal impedance junction to case versus pulse duration (to-220fpab) z/r th(j-c) th(j-c) 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.e-04 1.e-03 1.e-02 1.e-01 1.e+00 single pulse to-220ab / to-220ab narrow leads / d2pak t (s) p t =tp/t tp z/r th(j-c) th(j-c) 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 1.e+01 1.e+02 single pulse t (s) p t =tp/t tp
docid024382 rev 2 5/15 STPS20200C characteristics figure 7. thermal resistance junction to ambient versus copper surface under tab 0 10 20 30 40 50 60 70 80 0 5 10 15 20 25 30 35 40 r th(j-a) (c/w) d2pak s cu (cm2) epoxy printed circuit board fr4 copper thickness = 35 m
package information STPS20200C 6/15 docid024382 rev 2 2 package information ? epoxy meets ul94, v0 ? lead-free package ? cooling method: by conduction (c) ? recommended torque value: 0.4 to 0.6 nm in order to meet environmental requirements, st offers these devices in different grades of ecopack ? packages, depending on their level of environmental compliance. ecopack ? specifications, grade definitions and product status are available at: www.st.com . ecopack ? is an st trademark. figure 8. to-220ab dimension definitions a f d1 j1 h1 ? p q d l1 l b e e1 e l20 l30 b1 c resin gate 0.5 mm max. protrusion (1) resin gate 0.5 mm max. protrusion (1) (1) resin gate position accepted in each of the two position shown as well as the symmetrical opposites
docid024382 rev 2 7/15 STPS20200C package information table 5. to-220ab dimension values ref. dimensions millimeters inches min. typ. max. min. typ. max. a 4.40 4.60 0.17 0.18 b 0.61 0.88 0.024 0.035 b1 1.14 1.70 0.045 0.067 c 0.48 0.70 0.019 0.027 d 15.25 15.75 0.60 0.62 d1 1.27 0.05 e 10 10.40 0.39 0.41 e 2.40 0.40 2.70 0.094 0.106 e1 4.95 0.60 5.15 0.19 0.20 f 1.23 1.32 0.048 0.052 h1 6.20 6.60 0.24 0.26 j1 2.40 2.72 0.094 0.107 l13 140.51 0.55 l1 3.50 3.93 0.137 0.154 l20 16.40 0.64 l30 28.90 1.13 ? p 3.75 3.85 0.147 0.151 q 2.65 2.95 0.104
package information STPS20200C 8/15 docid024382 rev 2 figure 9. to-220ab narrow leads dimension definitions e p q l30 l20 l1 b1(x3) b (x3) e l e1 1 23 f d d1 h1 a j1 c
docid024382 rev 2 9/15 STPS20200C package information table 6. to-220ab narrow leads dimension values ref. dimensions millimeters inches min. typ. max. min. typ. max. a 4.40 4.60 0.17 0.18 b 0.61 0.88 0.024 0.034 b1 0.95 1.20 0.037 0.047 c 0.48 0.70 0.019 0.027 d 15.25 15.75 0.60 0.62 d1 1.27 0.05 e 10.00 10.40 0.39 0.41 e 2.40 2.70 0.094 0.106 e1 4.95 5.15 0.19 0.20 f 1.23 1.32 0.048 0.052 h1 6.20 6.60 0.24 0.26 j1 2.40 2.72 0.095 0.107 l 13.00 14.00 0.51 0.55 l1 2.60 2.90 0.102 0.114 l20 15.40 0.61 l30 28.90 1.14 ? p 3.75 3.85 0.147 0.151 q 2.65 2.95 0.104 0.116
package information STPS20200C 10/15 docid024382 rev 2 figure 10. to-220fpab dimension definitions h a b dia l7 l6 l5 f1 f2 f d e l4 g1 g l2 l3
docid024382 rev 2 11/15 STPS20200C package information table 7. to-220fpab dimension values ref. dimensions millimeters inches min. typ. max. min. typ. max. a 4.4 4.6 0.173 0.181 b 2.5 2.7 0.098 0.106 d 2.5 2.75 0.098 0.108 e 0.45 0.70 0.018 0.027 f 0.75 1 0.030 0.039 f1 1.15 1.70 0.045 0.067 f2 1.15 1.70 0.045 0.067 g 4.95 5.20 0.195 0.205 g1 2.4 2.7 0.094 0.106 h 10 10.4 0.393 0.409 l2 16 . 0.63 l3 28.6 30.6 1.126 1.205 l4 9.8 10.6 0.386 0.417 l5 2.9 3.6 0.114 0.142 l6 15.9 16.4 0.626 0.646 l7 9.00 9.30 0.354 0.366 dia. 3.00 3.20 0.118 0.126
package information STPS20200C 12/15 docid024382 rev 2 figure 11. d2pak dimension definitions g l l3 l2 b b2 e * flat zone no less than 2mm a c2 d r a2 m v2 c a1 *
docid024382 rev 2 13/15 STPS20200C package information figure 12. footprint (dimensions in mm) table 8. d2pak dimension values ref. dimensions millimeters inches min. typ. max. min. typ. max. a 4.4 4.6 0.173 0.181 a1 2.49 2.69 0.098 0.106 a2 0.03 0.23 0.001 0.009 b 0.7 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 1.30 1.75 0.051 0.069 m 2.29 2.79 0.090 0.110 r 0.40 0.016 v2 0 8 0 8 16.90 12.2 9.75 3.50 5.08 1.60 2.54
ordering information STPS20200C 14/15 docid024382 rev 2 3 ordering information 4 revision history table 9. ordering information ordering type marking package weight base qty delivery mode STPS20200Ct STPS20200Ct to-220ab 2.20 g 50 tube STPS20200Ctn STPS20200Ctn to-220ab narrow leads 1.90 g 50 tube STPS20200Cfp STPS20200Cfp to-220fpab 2.0 g 50 tube STPS20200Cg-tr STPS20200Cg d 2 pak 1.48g 1000 tape and reel table 10. document revision history date revision changes 11-apr-2013 1 first issue 16-oct-2013 2 updated table 4 .
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