features ratings at 25 o c ambient temperature unless otherwise specified sk34b sk35b sk36b sk38b SK39Bsk3a0b sk34b sk35b sk36b sk38b SK39Bsk3a0b maximum repetitive peak reverse voltage v rrm 40 50 60 80 90 100 v maximum rms voltage v rws 28 35 42 56 63 70 v maximum dc blocking voltage v dc 40 50 60 80 90 100 v maximum average forward rectified current at t l =90 i f(av) a peak forward surge current 8.3ms single half- sine-wave i fsm a maximum instantaneous forward voltage at i fm =3.0a (note1) v f v maximum dc reverse current t j =25 at rated dc blocking voltage t j =100 operating temperature range t j o c storage temperature range t stg o c document number 0281008 1. units - 55 ---- +150 i r note: 1.pulse test: pulse width 300us,duty cycle 1 % maximum thermal resistance o c/w - 55 ---- +125 14 reverse voltage: 20 - 100 v forward current: 3.0 a surface mount schottky barrier rectifiers low forward voltage schottky barrier rectifier guardring protection 20 21 0.50 0.5 20.0 ma r jl 17.0 30 0.70 3.0 0.85 100.0 20 30 case: smb molded plastic body 1111 sk33b sk32b device marking code sk32 b sk33b polarity: color band denotes cathode end maximum ratings and electrical characteristics mounting position: any smb weight: 0.003 ounces, 0.093 gram mechanical data reverse energy tested high current capability extremely low thermal resistance galaxy electrical sk32b- - -sk3a0b bl inch(mm) www.galaxycn.com blgalaxy electrical free datasheet http:///
www.galaxycn.com document number 0281008 2. amperes amperes amperes capacitance, pf reverse voltage,volts instantaneous forward current fi g.3 -- typi cal i nstantaneous forward xxxxxxxxx---- characteri sti cs peak forward surge current fi g.4 -- typi cal juncti on capaci tance lead temperature, number of cycles at 60hz instantaneous forward voltage, volts fi g.1 -- forward derati ng curve fi g.2 -- pe ak forward surge current ratings and characteristic cu rv es average forward rectified current t j =25 ?? f=1.0mhz vsig=50mvp-p 0.1 1 100 10 10 100 1000 10 60 1 10 100 40 70 50 30 20 80 t j =t j max 8.3ms single half sine-wave bl galaxy electrical 2 4 0 0 3 1 25 50 75 100 125 150 175 resistive or inductive load 0.375"(9.5mm)lead length t j =25 pulse width=300 s 1 % d u ty c ycle .1 .3 .5 .7 .9 1 .1 1 .3 1 .5 1 .7 1 .9 2 .1 .1 1 10 20 sk32b-sk34b sk35b-sk36b sk38b-sk3a0b sk32b- - -sk3a0b free datasheet http:///
|
