july 2011 doc id 8616 rev 6 1/9 9 stps41l60c power schottky rectifier features low forward voltage drop negligible switching losses low thermal resistance avalanche capability specified description these dual center tap schottky rectifiers are suited for switch mode power supplies and high frequency dc to dc converters. packaged in d 2 pa k , i 2 pak and to-220ab, this device is intended for use in low voltage, high frequency inverters, free-wheeling and polarity protection applications. figure 1. electrical characteristics (a) a. v arm and i arm must respect the reverse safe operating area defined in figure 12 v ar and i ar are pulse measurements (t p < 1 s). v r , i r , v rrm and v f , are static characteristics 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 i f(av) 2 x 20 a v rrm 60 v t j (max) 150 c v f (max) 0.58 v a1 k a2 k a1 a2 a1 k a2 k a1 k a2 k to-220ab stps41l60ct d 2 pa k stps41l60cg i 2 pak stps41l60cr www.st.com
characteristics stps41l60c 2/9 doc id 8616 rev 6 1 characteristics when the diodes 1 and 2 are used simultaneously : tj(diode 1) = p(diode1) x r th(j-c) (per diode) + p(diode 2) x r th(c) to evaluate the conduction losses use the following equation: p = 0.42 x i f(av) + 0.007 x i f 2 (rms) table 2. absolute ratings (limiting values, per diode) symbol parameter value unit v rrm repetitive peak reverse voltage 60 v i f(rms) forward rms current 30 a i f(av) average forward current t c = 125 c = 0.5 per diode per device 20 40 a i fsm surge non repetitive forward current tp = 10 ms sinusoidal 220 a p arm (1) repetitive peak avalanche power tp = 1 s t j = 25 c 9500 w v arm (2) maximum repetitive peak avalanche voltage t p < 1 s, t j < 150 c, i ar < 35 a 80 v v asm (2) maximum single pulse peak avalanche voltage t p < 1 s, t j < 150 c, i ar < 35 a 80 v t stg storage temperature range -65 to + 175 c t j maximum operating junction temperature (3) 150 c 1. for temperature or pulse time duration deratings, refer to figure 4 and figure 5 . more details regarding the avalanche energy measurements and diode validation in the avalanche are provided in the application notes an1768 and an2025. 2. refer to figure 12 3. condition to avoid thermal runaway for a diode on its own heatsink dptot dtj --------------- 1 rth j a ? () ------------------------- - < table 3. thermal resistances symbol parameter value unit r th (j-c) junction to case per diode to t a l 1.5 0.8 c/w r th (c) coupling 0.1 table 4. static electrical characteristics (per diode) symbol parameter tests condit ions min. typ. max. unit i r (1) reverse leakage current t j = 25 c v r = v rrm 600 a t j = 125 c 100 175 ma v f (1) forward voltage drop t j = 25 c i f = 20 a 0.60 v t j = 125 c i f = 20 a 0.50 0.58 t j = 25 c i f = 40a 0.77 t j = 125 c i f = 40a 0.67 0.71 1. pulse test: t p = 380 s, < 2%
stps41l60c characteristics doc id 8616 rev 6 3/9 figure 2. conduction losses versus average current figure 3. average forward current versus ambient temperature ( = 0.5) p (w) f(av) 0 2 4 6 8 10 12 14 16 0 5 10 15 20 25 =0.05 =0.1 =0.2 =0.5 =1 t =tp/t tp i (a) f(av) i (a) f(av) 0 2 4 6 8 10 12 14 16 18 20 22 0 25 50 75 100 125 150 r th(j-a) =r th(j-c) r th(j-a) =50 c/w t =tp/t tp t (c) amb 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 figure 6. non repetitive surge peak forward current versus overload duration (maximum values) figure 7. relative variation of thermal impedance junction to case versus pulse duration i (a) m 0 25 50 75 100 125 150 175 200 225 250 1.e-03 1.e-02 1.e-01 1.e+00 tc=25 c tc=75 c tc=125 c i m t =0.5 t(s) 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 single pulse t =tp/t tp t (s) p
characteristics stps41l60c 4/9 doc id 8616 rev 6 figure 12. reverse safe operating area (t p < 1 s, t j > 150 c) figure 8. reverse leakage current versus reverse voltage applied (typical values) figure 9. junction capacitance versus reverse voltage applied (typical values) i(ma) r 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 35 40 45 50 55 60 tj=150c tj=125c tj=25c tj=100c tj=75c tj=50c v (v) r c(nf) 0.1 1.0 10.0 1 10 100 f=1 mhz v osc = 30 mv tj=25 c v (v) r figure 10. forward voltage drop versus forward current figure 11. thermal resistance junction to ambient versus copper surface under tab (stps41l60cg only) i (a) fm 1 10 100 0.0 0.2 0.4 0.6 0.8 1.0 1.2 tj=25 c (maximum values) tj=125 c (maximum values) tj=125 c (maximum values) tj=125 c (typical values) tj=125 c (typical values) v (v) fm r (c/w) th(j-a) 0 10 20 30 40 50 60 70 80 0 5 10 15 20 25 30 35 40 s(cm2) epoxy printed circuit board copper thickness = 35 m 20 25 30 35 40 45 50 60 65 70 75 80 85 90 i arm (a) v arm (v) operating area forbidden area
stps41l60c package information doc id 8616 rev 6 5/9 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. figure 13. package dimensions i 2 pak 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 e l2 l1 b1 d a1 c c2 a b e e 1 l
package information stps41l60c 6/9 doc id 8616 rev 6 figure 15. footprint figure 14. package dimensions d 2 pa k 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 g l l3 l2 b b2 e * flat zone no less than 2mm a c2 d r a2 m v2 c a1 * 16.90 10.30 8.90 3.70 5.08 1.30
stps41l60c package information doc id 8616 rev 6 7/9 figure 16. package dimensions to-220ab 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
ordering information stps41l60c 8/9 doc id 8616 rev 6 3 ordering information 4 revision history table 5. ordering information order code marking package weight base qty delivery mode stps41l60cg stps41l60cg d 2 pak 1.48 g 50 tube stps41l60cg-tr stps41l60cg d 2 pak 1.48 g 1000 tape and reel stps41l60ct stps41l60ct to-220ab 2.20 g 50 tube stps41l60cr stps41l60cr i 2 pak 1.49 g 50 tube table 6. document revision history date revision changes july 2003 3a previous issue 10-jan-2007 4 reformated to current standards. added ecopack statement removed i rrm and dv/dt from the absolute ratings table on page 1. updated reverse leakage current values in table 3 and figure 7. 28-may-2007 5 updated figures 1, 2, and 5 to 10. 15-jul-2011 6 added electrical diagram on first page. added parameters v arm and v asm to ta bl e 2 . added figure 12 .
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