may 2011 doc id 16313 rev 3 1/10 10 STPS30L120C power schottky rectifier features high junction temperature capability avalanche capability specified low forward voltage drop current high frequency operation insulated package: to-220fpab ? insulating voltage = 1500 v rms ? typical package capacitance 12 pf description this dual center tap schottk y rectifier is suited for high frequency switch mode power supplies. packaged in to-220ab, i 2 pak and to-220fpab, this device provides adaptor designers with an optimized price-performance ratio. figure 1. electrical characteristics (a) a. v arm and i arm must respect the reverse safe operating area defined in figure 13 . v ar and i ar are pulse measurements (t p < 1 s). v r , i r , v rrm and v f , are static ch aracteristics. i f 2 x i o i o i r i ar v f(i o ) v to v f(2xi o ) v f v i i v v r v rrm "reverse" "forward" v ar x x table 1. device summary symbol value i f(av) 2 x 15 a v rrm 120 v t j(max) 150 c v f(typ) 0.51 v k a2 a1 a2 a1 k to-220ab STPS30L120Ct k k a2 a1 k a1 a2 to-220fpab STPS30L120Cfp i 2 pak STPS30L120Cr www.st.com
characteristics STPS30L120C 2/10 doc id 16313 rev 3 1 characteristics when the diodes 1 and 2 are used simultaneously : t j (diode 1) = p(diode 1) x r th(j-c) (per diode) + p(diode 2) x r th(c) table 2. absolute ratings (limiting values, per diode) symbol parameter value unit v rrm repetitive peak reverse voltage 120 v i f(rms) forward rms current 30 a i f(av) average forward current, = 0.5 total package 30 a i fsm surge non repetitive forward current t p = 10 ms sinusoidal 220 a p arm repetitive peak avalanche power t p = 1 s, t j = 25 c 11500 w v arm (1) 1. refer to figure 13 maximum repetitive peak avalanche voltage t p = 1 s, t j < 150 c, i ar < 23 a 150 v v asm (1) maximum single pulse peak avalanche voltage t p = 1 s, t j < 150 c, i ar < 23 a 150 v t stg storage temperature range -65 to + 175 c t j maximum operating junction temperature (2) 2. condition to avoid thermal runaway for a diode on its own heatsink 150 c table 3. thermal parameters symbol parameter value unit r th(j-c) junction to case to-220ab, i 2 pa k per diode to t a l 1.3 0.7 c/w to-220fpab per diode to t a l 4.5 3.8 r th(c) coupling to-220ab, i 2 pa k to t a l 0.1 to-220fpab 3 dptot dtj < 1 rth(j-a)
STPS30L120C characteristics doc id 16313 rev 3 3/10 to evaluate the maximum conduction losses use the following equation : p = 0.58 x i f(av) + 0.0087 i f 2 (rms) 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 --200a t j = 125 c - 12 35 ma v f (2) forward voltage drop t j = 25 c i f = 5 a - - 0.675 v t j = 125 c - 0.51 0.57 t j = 25 c i f = 15 a - - 0.88 t j = 125 c - 0.65 0.71 t j = 25 c i f = 30 a - - 1.08 t j = 125 c - 0.755 0.84 1. pulse test : t p = 5 ms, < 2% 2. pulse test : t p = 380 s, < 2% figure 2. average forward power dissipation versus average forward current (per diode) figure 3. average forward current versus ambient temperature ( = 0.5, per diode) 0 2 4 6 8 10 12 14 0 2 4 6 8 10 12 14 16 18 =0.05 =0.1 =0.2 =0.5 =1 t =tp/t tp p (w) f(av) i (a) f(av) 0 2 4 6 8 10 12 14 16 18 0 25 50 75 100 125 150 r th(j-a) =r th(j-c) r th(j-a) =15c/w t =tp/t tp to-220ab to-220fp t (c) amb i (a) f(av) figure 4. normalized avalanche power derating versus pulse duration figure 5. 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 ) p (1 s) arm arm 0 0.2 0.4 0.6 0.8 1 1.2 25 50 75 100 125 150 t (c) j p(t j ) p (25 c) arm arm
characteristics STPS30L120C 4/10 doc id 16313 rev 3 figure 6. non repetitive surge peak forward current versus overload duration (maximum values, per diode) figure 7. non repetitive surge peak forward current versus overload duration (maximum values, per diode) 0 20 40 60 80 100 120 140 160 180 200 220 240 1.e-03 1.e-02 1.e-01 1.e+00 t c =25c t c =75c t c =125c i m t =0.5 i ( a ) m t(s) to-220ab, i pak 2 0 20 40 60 80 100 120 1.e-03 1.e-02 1.e-01 1.e+00 t c =25c t c =75c t c =125c i m t =0.5 i (a) m t(s) to220fpab figure 8. relative variation of thermal impedance junction to case versus pulse duration (to-220ab, i 2 pak) figure 9. relative variation of thermal impedance junction to case versus pulse duration (to-220fpab) 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 single pulse z/r th(j-c) th(j-c) t (s) p 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 single pulse z/r th(j-c) th(j-c) t (s) p figure 10. reverse leakage current versus reverse voltage applied (typical values, per diode) figure 11. junction capacitance versus reverse voltage applied (typical values, per diode) 1.e-03 1.e-02 1.e-01 1.e+00 1.e+01 1.e+02 0 102030405060708090100110120 t j =150c t j =125c t j =25c t j =100c t j =75c t j =50c i (ma) r v (v) r 100 1000 1 10 100 1000 f=1mhz v osc =30mv rms t j =25c c(pf) v (v) r
STPS30L120C characteristics doc id 16313 rev 3 5/10 figure 12. forward voltage drop versus forward current (per diode) figure 13. reverse safe operating area (t p < 1 s and t j < 150 c) 0 20 40 60 80 100 120 140 160 180 200 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 t j =25c (maximum values) t j =125c (maximum values) t j =125c (maximum values) t j =125c (typical values) t j =125c (typical values) i (a) fm v (v) fm i (a) arm v (v) arm 130 140 150 160 170 20 21 22 23 24 25 26 27 28 29 30 120
package information STPS30L120C 6/10 doc id 16313 rev 3 2 package information epoxy meets ul94, v0 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. table 5. to-220ab dimensions 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 a c d l7 dia l5 l6 l9 l4 f h2 g g1 l2 f2 f1 e m
STPS30L120C package information doc id 16313 rev 3 7/10 table 6. to-220fpab dimensions ref. dimensions millimeters inches min. max. min. 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 typ. 0.63 typ. 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 h a b dia l7 l6 l5 f1 f2 f d e l4 g1 g l2 l3
package information STPS30L120C 8/10 doc id 16313 rev 3 table 7. i 2 pak dimensions ref. dimensions millimeters inches min. max. min. max. a 4.40 4.60 0.173 0.181 a1 2.40 2.72 0.094 0.107 b 0.61 0.88 0.024 0.035 b1 1.14 1.70 0.044 0.067 c 0.49 0.70 0.019 0.028 c2 1.23 1.32 0.048 0.052 d 8.95 9.35 0.352 0.368 e 2.40 2.70 0.094 0.106 e1 4.95 5.15 0.195 0.203 e 10 10.40 0.394 0.409 l 13 14 0.512 0.551 l1 3.50 3.93 0.138 0.155 l2 1.27 1.40 0.050 0.055 e l2 l1 b1 d a1 c c2 a b e e1 l
STPS30L120C ordering information doc id 16313 rev 3 9/10 3 ordering information 4 revision history table 8. ordering information order code marking package weight base qty delivery mode STPS30L120Ct STPS30L120Ct to-220ab 2.2 g 50 tube STPS30L120Cfp STPS30L120Cfp to-220fpab 2.0 g 50 tube STPS30L120Cr STPS30L120Cr i 2 pak 1.49 g 50 tube table 9. document revision history date revision changes 28-sep-2009 1 first issue. 17-feb-2010 2 updated ta b l e 2 . added figure 1 and figure 13. 26-may-2011 3 added i 2 pak package.
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