december 2010 doc id 17944 rev 1 1/9 9 STPS2H100-Y automotive power schottky rectifier features negligible switching losses high junction temperature capability low leakage current good trade-off between leakage current and forward voltage drop avalanche capability specified ecopack ? 2 compliant component aec-q101 qualified description schottky rectifiers designed for high frequency miniature switched mode power supplies such as adaptators and on board dc/dc converters. available in sma and smb. table 1. device summary symbol value i f(av) 2 a v rrm 100 v t j (max) 175 c v f (max) 0.65 v sma stps2h100ay smb stps2h100uy k a k a www.st.com
characteristics STPS2H100-Y 2/9 doc id 17944 rev 1 1 characteristics table 2. absolute ratings (limiting values) symbol parameter value unit v rrm repetitive peak reverse voltage 100 v i f(av) average forward current sma / smb t l = 130 c = 0.5 2 a i fsm surge non repetitive forward current t p =10 ms sinusoidal 75 a p arm repetitive peak avalanche power t p = 1 s t j = 25 c 2400 w t stg storage temperature range -65 to +175 c t j operating junction temperature range (1) 1. condition to avoid thermal runaway for a diode on its own heatsink -40 to +175 c table 3. thermal resistance symbol parameter value unit r th(j-l) junction to lead sma 30 c/w smb 25 table 4. static electrical characteristics symbol parameter test cond itions 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 rrm --1a t j = 125 c - 0.4 1 ma v f (2) 2. pulse test: t p = 380 s, < 2% to evaluate the conduction losses use the following equation: p = 0.56 x i f(av) + 0.045 i f 2 (rms) forward voltage drop t j = 25 c i f = 2 a - - 0.79 v t j = 125 c - 0.6 0.65 t j = 25 c i f = 4 a - - 0.88 t j = 125 c - 0.69 0.74 dptot dtj < 1 rth(j-a)
STPS2H100-Y characteristics doc id 17944 rev 1 3/9 figure 1. average forward power dissipation versus average forward current figure 2. average forward current versus ambient temperature ( = 0.5) (sma / smb) 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 p (w) f(av) t =tp/t tp = 1 = 0.1 = 0.05 i (a) f(av) = 0.5 = 0.2 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 0 25 50 75 100 125 150 175 i (a) f(av) t =tp/t tp smb r =80c/w s =1.5cm th(j-a) (cu) 2 t (c) amb r=r th(j-a) th(j-i) sma r =100c/w s =1.5cm th(j-a) (cu) 2 sma smb figure 3. normalized avalanche power derating versus pulse duration figure 4. 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 5. non repetitive surge peak forward current versus overload duration (maximum values) (sma) figure 6. non repetitive surge peak forward current versus overload duration (maximum values) (smb) 0 1 2 3 4 5 6 7 8 9 10 1.e-03 1.e-02 1.e-01 1.e+00 i (a) m i m t =0.5 t(s) t =125c a t =25c a t =75c a sma 0 1 2 3 4 5 6 7 8 9 10 1.e-03 1.e-02 1.e-01 1.e+00 i (a) m i m t =0.5 t(s) t =125c a t =25c a t =75c a smb
characteristics STPS2H100-Y 4/9 doc id 17944 rev 1 figure 7. relative variation of thermal impedance junction to ambient versus pulse duration (sma / smb) figure 8. reverse leakage current versus reverse voltage applied (typical values) 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.e-02 1.e-01 1.e+00 1.e+01 1.e+02 1.e+03 z/r th(j-a) th(j-a) t =tp/t tp t (s) p single pulse sma smb 1.e-02 1.e-01 1.e+00 1.e+01 1.e+02 1.e+03 1.e+04 0 20406080100 t j =150c t j =125c t j =25c t j =100c t j =75c t j =50c v (v) r i (a) r figure 9. junction capacitance versus reverse voltage applied (typical values) figure 10. forward voltage drop versus forward current (low level) 10 100 1 10 100 c(pf) v (v) r f=1mhz v =30mv t =25c osc rms j i (a) fm 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 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) v (v) fm
STPS2H100-Y characteristics doc id 17944 rev 1 5/9 figure 13. thermal resistance junction to ambient versus copper surface under each lead (smb) figure 11. forward voltage drop versus forward current (high level) figure 12. thermal resistance junction to ambient versus copper surface under each lead (sma) i (a) fm 1 10 100 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 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) v (v) fm 0 10 20 30 40 50 60 70 80 90 100 110 120 130 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 r (c/w) th(j-a) s (cm2) cu sma epoxy printed circuit board fr4, copper thickness = 35 m 0 10 20 30 40 50 60 70 80 90 100 110 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 r (c/w) th(j-a) s (cm2) cu smb epoxy printed circuit board fr4, copper thickness = 35 m
package information STPS2H100-Y 6/9 doc id 17944 rev 1 2 package information epoxy meets ul94, v0 lead-free packages 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 14. sma footprint (dimensions in mm) table 5. sma dimensions ref. dimensions millimeters inches min. max. min. max. a1 1.90 2.45 0.075 0.094 a2 0.05 0.20 0.002 0.008 b 1.25 1.65 0.049 0.065 c 0.15 0.40 0.006 0.016 d 2.25 2.90 0.089 0.114 e 4.80 5.35 0.189 0.211 e1 3.95 4.60 0.156 0.181 l 0.75 1.50 0.030 0.059 e c l e1 d a1 a2 b 2.63 5.43 1.4 1.64 1.4
STPS2H100-Y package information doc id 17944 rev 1 7/9 figure 15. smb footprint (dimensions in mm) table 6. smb dimensions ref. dimensions millimeters inches min. max. min. max. a1 1.90 2.45 0.075 0.096 a2 0.05 0.20 0.002 0.008 b 1.95 2.20 0.077 0.087 c 0.15 0.40 0.006 0.016 e 5.10 5.60 0.201 0.220 e1 4.05 4.60 0.159 0.181 d 3.30 3.95 0.130 0.156 l 0.75 1.50 0.030 0.059 e c l e1 d a1 a2 b 2.60 5.84 1.62 2.18 1.62
ordering information STPS2H100-Y 8/9 doc id 17944 rev 1 3 ordering information 4 revision history table 7. ordering information order code marking package weight base qty delivery mode stps2h100ay s21y sma 0.068 g 5000 tape and reel stps2h100uy g21y smb 0.107 g 2500 tape and reel table 8. document revision history date revision changes 03-dec-2010 1 initial release.
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