this is information on a product in full production. april 2012 doc id 022918 rev 1 1/8 8 STPS30M120S power schottky rectifier datasheet ? production data features high current capability avalanche rated low forward voltage drop high frequency operation description this schottky diode is suited for high frequency switch mode power supply. packaged in to-220ab narrow leads and i 2 pa k , this device is intended to be used in notebook, game station and desktop adapters, providing in these applications a good efficiency at both low and high load. figure 1. electrical characteristics (a) a. v arm and i arm must respect the reverse safe operating area defined in figure 9 . v ar and i ar are pulse measurements (t p < 10 s). v r , i r , v rrm and v f , are static c haracteristics 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) 30 a v rrm 120 v v f (typ) 0.45 v t j (max) 150 c a a k i 2 pak STPS30M120Sr to-220ab narrow leads STPS30M120Stn a a k k a a k k www.st.com
characteristics STPS30M120S 2/8 doc id 022918 rev 1 1 characteristics to evaluate the conduction losses use the following equation: p = 0.53 x i f(av) + 0.0067 x i f 2 (rms) table 2. absolute ratings (limiting values with terminals 1 and 3 short circuited at t amb = 25 c, unless otherwise specified) symbol parameter value unit v rrm repetitive peak reverse voltage 120 v i f(rms) forward rms current 50 a i f(av) average forward current, = 0.5 t c = 110 c 30 a i fsm surge non repetitive forward current t p = 10 ms sine-wave 260 a p arm (1) 1. for pulse time duration deratings, please refer to figure 4 . more details regarding the avalanche energy measurements and diode validation in the avalanche are provided in the stmicr oelectronics application notes an1768, ?admissible avalanc he power of schottky diodes? and an2025, ?converter improvement using schottky rectifier avalanche specification?. repetitive peak avalanche power t j = 125 c, t p = 10 s 1450 w v arm (2) 2. see figure 9 maximum repetitive peak avalanche voltage t p < 10 s, t j < 125 c, i ar < 9.7 a 150 v v asm (2) maximum single-pulse peak avalanche voltage t p < 10 s, t j < 125 c, i ar < 9.7 a 150 v t stg storage temperature range -65 to +175 c t j maximum operating junction temperature (3) 3. condition to avoid thermal runaway for a diode on its own heatsink 150 c table 3. thermal resistance symbol parameter value unit r th(j-c) junction to case 1.3 c/w table 4. static electrical characteristics (terminals 1 and 3 short circuited) symbol parameter test conditions min. typ. max. unit i r (1) 1. pulse test: t p = 5 ms, < 2% reverse leakage current t j = 25 c v r = v rm - 70 345 a t j = 125 c - 25 65 ma v f (2) 2. pulse test: t p = 380 s, < 2% forward voltage drop t j = 125 c i f = 5 a - 0.45 0.50 v t j = 125 c i f = 10 a - 0.52 0.57 t j = 25 c i f = 15 a -0.75 t j = 125 c - 0.57 0.62 t j = 25 c i f = 30 a -0.90 t j = 125 c - 0.66 0.73 dptot dtj < 1 rth(j-a)
STPS30M120S characteristics doc id 022918 rev 1 3/8 figure 2. average forward power dissipation versus average forward current figure 3. average forward current versus ambient temperature ( = 0.5) 0 5 10 15 20 25 30 35 0 5 10 15 20 25 30 35 40 p (w) f(av) = 1 = 0.5 = 0.2 = 0.1 = 0.05 t = t / t p t p i (a) f(av) 0 5 10 15 20 25 30 35 0 25 50 75 100 125 150 i (a) f(av) r th(j-a) = r th(j-c) t (c) amb figure 4. normalized avalanche power derating versus pulse duration figure 5. relative variation of thermal impedance junction to case versus pulse duration p(t p ) p (10 s) arm arm 0.001 0.01 0.1 1 1 10 100 1000 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-04 1.e-03 1.e-02 1.e-01 1.e+00 z/r th(j-c) th(j-c) single pulse t (s) p figure 6. reverse leakage current versus reverse voltage applied (typical values) figure 7. junction capacitance versus reverse voltage applied (typical values) 1.e-03 1.e-02 1.e-01 1.e+00 1.e+01 1.e+02 1.e+03 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 10000 1 10 100 1000 f=1mhz v osc =30mv rms t j =25c c(pf) v (v) r
characteristics STPS30M120S 4/8 doc id 022918 rev 1 figure 8. forward voltage drop versus forward current figure 9. reverse safe operating area (t p < 10 s and t j < 125 c) 0.1 1.0 10.0 100.0 1000.0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 t j =25c (maximum values) t j =125c (maximum values) t j =125c (typical values) i (a) fm v (v) fm i (a) arm 8.0 8.5 9.0 9.5 10.0 10.5 11.0 11.5 12.0 12.5 120 130 140 150 160 170 v (v) arm
STPS30M120S package information doc id 022918 rev 1 5/8 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 narrow leads dimensions 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 e p q l30 l20 l1 b1(x3) b (x3) e l e1 1 23 f d d1 h1 a j1 c
package information STPS30M120S 6/8 doc id 022918 rev 1 devices in i 2 pak with nickel-plated back frame must not be mounted by frame soldering like smds. such devices are intended to be through-hole mounted only and in no circumstances shall st be held liable for any lack of performance or damage arising out of soldering of nickel-plated back frames. table 6. 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
STPS30M120S ordering information doc id 022918 rev 1 7/8 3 ordering information 4 revision history table 7. ordering information order code marking package weight base qty delivery mode STPS30M120Sr ps30m120sr i 2 pak 1.49 g 50 tube STPS30M120Stn ps30m120stn to-220ab narrow leads 1.9 g 50 tube table 8. document revision history date revision changes 02-apr-2012 1 first issue.
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