sbl20xxct, sblf20xxct & sblb20xxct series vishay semiconductors formerly general semiconductor document number 88730 www.vishay.com 03-oct-03 1 dual low v f schottky rectifier reverse voltage 30 and 40v forward current 20a 0.08 (2.032) 0.24 (6.096) 0.42 (10.66) 0.63 (17.02) 0.12 (3.05) 0.33 (8.38) mounting pad layout to-263ab dimensions in inches and (millimeters) 0.380 (9.65) 0.411 (10.45) 0.320 (8.13) 0.360 (9.14) 0.591 (15.00) 0.624 (15.85) 1 2 0.245 (6.22) min k k 0.160 (4.06) 0.190 (4.83) 0.045 (1.14) 0.055 (1.40) 0.014 (0.36) 0.021 (0.53) 0.110 (2.79) 0.140 (3.56) 0.090 (2.29) 0.110 (2.79) 0.047 (1.19) 0.055 (1.40) pin 1 pin 2 k - heatsink 0-0.01 (0-0.254) 0.027 (0.686) 0.037 (0.940) 0.105 (2.67) 0.095 (2.41) 0.205 (5.20) 0.195 (4.95) 1 3 pin 2 0.060 (1.52) 0.405 (10.27) 0.383 (9.72) 0.191 (4.85) 0.171 (4.35) 0.600 (15.5) 0.580 (14.5) 0.560 (14.22) 0.530 (13.46) 0.037 (0.94) 0.027 (0.69) 0.140 (3.56) 0.130 (3.30) 0.350 (8.89) 0.330 (8.38) 0.188 (4.77) 0.172 (4.36) 0.110 (2.80) 0.100 (2.54) 0.131 (3.39) 0.122 (3.08) 0.110 (2.80) 0.100 (2.54) 0.022 (0.55) 0.014 (0.36) dia. dia. 0.676 (17.2) 0.646 (16.4) 0.205 (5.20) 0.195 (4.95) 0.105 (2.67) 0.095 (2.41) pin 2 pin 1 pin 3 ito-220ab (sblf20xxct) to-220ab (sbl20xxct) to-263ab (sblb20xxct) 123 pin 0.185 (4.70) 0.175 (4.44) 0.055 (1.39) 0.045 (1.14) 0.145 (3.68) 0.135 (3.43) 0.350 (8.89) 0.330 (8.38) 0.560 (14.22) 0.530 (13.46) 0.022 (0.56) 0.014 (0.36) 0.110 (2.79) 0.100 (2.54) 0.603 (15.32) 0.573 (14.55) case 1.148 (29.16) 1.118 (28.40) pin 2 0.154 (3.91) 0.148 (3.74) 0.113 (2.87) 0.103 (2.62) 0.160 (4.06) 0.140 (3.56) 0.410 (10.41) 0.390 (9.91) 0.635 (16.13) 0.625 (15.87) 0.415 (10.54) max. 0.370 (9.40) 0.360 (9.14) pin 1 pin 3 0.028 (0.70) 0.104 (2.65) 0.096 (2.45) 0.035 (0.90) 0.205 (5.20) 0.195 (4.95) 0.105 (2.67) 0.095 (2.41) mechanical data case: jedec to-220ab, ito-220ab & to-263ab molded plastic body terminals: plated leads, solderable per mil-std-750, method 2026 polarity: as marked mounting position: any mounting torque: 10 in-lbs maximum weight: 0.08 oz., 2.24 g features ? plastic package has underwriters laboratory flammability classification 94v-0 ? dual rectifier construction, positive center tap ? metal silicon junction, majority carrier conduction ? low power loss, high efficiency ? guardring for overvoltage protection ? for use in low voltage, high frequency inverters, free wheeling, and polarity protection applications ? high temperature soldering guaranteed: 250?/10 seconds, 0.25" (6.35mm) from case
sbl20xxct, sblf20xxct & sblb20xxct series vishay semiconductors formerly general semiconductor www.vishay.com document number 88730 2 03-oct-03 maximum ratings (t c = 25? unless otherwise noted) parameter symbol sbl2030ct SBL2040CT unit maximum repetitive peak reverse voltage v rrm 30 40 v working peak reverse voltage v rwm 21 28 v maximum dc blocking voltage v dc 30 40 v maximum average forward rectified current total device 20 at tc = 105? per leg i f(av) 10 a peak forward surge current 8.3ms single half sine-wave superimposed i fsm 175 a on rated load (jedec method) per leg peak repetitive reverse surge current per leg at t p = 2.0 s, 1kh z i rrm 1.0 a operating junction and storage temperature range t j , t stg ?5 to +150 ? rms isolation voltage (sblf type only) from terminals 4500 (note 1) to heatsink with t = 1.0 second, rh 30% v isol 3500 (note 2) v 1500 (note 3) electrical characteristics (t c = 25? unless otherwise noted) parameter symbol value unit maximum instantaneous forward voltage per leg at 10 a (note 4) v f 0.60 v maximum instantaneous current at rated t c = 25? 1.0 dc blocking voltage per leg (note 4) t c = 100? i r 50 ma thermal characteristics (t c = 25? unless otherwise noted) parameter symbol sbl sblf sblb unit typical thermal resistance from junction to case per leg r jc 2.0 4.0 2.0 ?/w notes: (1) clip mounting (on case), where lead does not overlap heatsink with 0.110?offset (2) clip mounting (on case), where leads do overlap heatsink (3) screw mounting with 4-40 screw, where washer diameter is 4.9 mm (0.19? (4) pulse test: 300 s pulse width, 1% duty cycle
sbl20xxct, sblf20xxct & sblb20xxct series vishay semiconductors formerly general semiconductor document number 88730 www.vishay.com 03-oct-03 3 0 50 100 150 250 200 1 100 10 peak forward surge current (a) number of cycles at 60 h z 0 15 20 30 25 0 50 100 150 average forward rectified current (a) lead temperature ( c) 0 0.2 0.4 0.6 0.8 1.0 1.2 fig. 3 ?typical instantaneous forward characteristics per leg 020 60 40 100 80 fig. 4 ?typical reverse characteristics per leg instantaneous reverse leakage current ( a) percent of rated peak reverse voltage (%) 10 5 0.01 0.1 10 1 100 i f - instantaneous forward current (a) reverse voltage (v) junction capacitance (pf) 0.1 1 10 100 4,000 1,000 100 0.001 0.01 1.0 10 50 0.1 fig. 5 ?typical junction capacitance per leg t j = 150 c t j = 25 c f = 1.0 mh z vsig = 50mvp-p fig. 1 ?forward current derating curve fig. 2 ?maximum non-repetitive peak forward surge current per leg instantaneous forward voltage (v) pulse width = 300 s 1% duty cycle t, pulse duration (sec.) transient thermal impedance ( c/w) 0.1 0.01 1 10 100 100 10 1 fig. 6 ?typical transient thermal impedance per leg 0.1 300 t j = t j max 8.3ms single half sine-wave (jedec method) t j = 25 c t j = 125 c 75 c 25 c sbl, sblb sblf resistive or inductive load t j = 150 c ratings and characteristic curves (t a = 25? unless otherwise noted)
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