surface mount schottky barrier rectifier reverse voltage - 45v forward current - 5.0a features ? metal silicon junction, majority carrier conduction ? for surface mounted applications ? low power loss, high efficiency ? high forward surge current capability ? for use in low voltage, high frequency inverters, free wheeling, and polarity protection applications mechanical data pprox. weight: 5 ? case: smbf ? terminals: solderable per mil-std-750, method 2026 ? a 7mg / 0.002oz page 1 of 3 pinning pin 1 2 description cathode anode simplified outline smbf and symbol 1 2 ratings at 25 ambient temperature unless otherwise specified. single phase half-wave 60 hz, resistive or inductive load, for capacitive load current derate by 20 %. c maximum dc blocking voltage peak forward surge current 8.3 ms single half sine wave superimposed on rated load maximum instantaneous forward voltage at 5 a parameter maximum repetitive peak reverse voltage maximum rms voltage maximum average forward rectified current at t = 100 c c maximum dc reverse current t = 25 c a at rated dc blocking voltage t =100 c a v rrm v rms v dc i f(av) i fsm v f i r symbols v v v 5 150 1 50 800 a a v ma maximum ratings and electrical characteristics units typical thermal resistance r ja 37 c/w 0.45 1 2 45 32 45 typical junction capacitance pf c j storage temperature range t stg -55 ~ +150 c operating junction temperature range -55 ~ +150 c t j measured at 1 mhz and applied reverse voltage of 4 v d.c 2 1 p.c.b. mounted with 2.0" x 2.0" (5 x 5 cm) copper pad areas. SL54B SL54B a ll datasheet.com
fig.2 typical reverse characteristics instaneous current ( a) reverse 20 40 60 80 0 t =25 j c t =100 j c percent of rated peak reverse voltage % 100 10 1 10 2 10 3 10 4 fig.4 typical junction capacitance junction capacitance ( pf) reverse voltage (v) fig.3 typical forward characteristic instaneous forward current (a) instaneous forward voltage (v) 0.01 100 1 10 100 fig.6- typical transient thermal impedance transient thermal impedance /w c t, pulse duration sec 0.1 1 10 0.1 0 0.4 1 10 0.8 1.0 20 10 0.1 10 100 500 20 100 1 1000 t =25 j c page 2 of 3 fig.1 forward current derating curve 1.0 2.0 3.0 4.0 5.0 6.0 0.0 25 50 75 100 125 average forward current (a) case c) temperature ( 150 10 100 fig.5 maximum non-repetitive peak forward surage current peak a) forward surage current ( number of cycles at 60hz 8.3 ms single half sine wave (jedec method) 1 50 00 125 175 25 75 150 100 10 5 0.2 0.3 0.5 0.6 0.7 SL54B a ll datasheet.com
marking type number marking code page 3 of 3 the recommended mounting pad size unit mm(mil) 3.0(118) 1.8(71) 2.54(100) 1.8(71) package outline plastic surface mounted package; 2 leads smbf a c all round v a m e unit mm 1.3 0.26 4.4 3.7 5.5 1.1 0.18 4.2 3.5 5.1 9 max min mil max min a c d e h e 2.2 1.9 e bottom view h e g top view 1.0 g g all round e d a e pad pad 51 10 173 146 216 43 7 165 138 200 86 75 40 SL54B SL54B SL54B a ll datasheet.com
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