dated : 19/05/2003 semtech electronics ltd. ( subsidiary of semtech internati onal holdings limited, acompany listed on the hong kong stock exchange, stock code: 724 ) ? sb520 thru sb5a0 schottky barrier rectifiers reverse voltage ? 20 to 100 volts forward current ? 5.0 amperes features ? plastic package has underwri ters laboratory flammability classification 94v-0 ? metal silicon junction, majority carrier conduction ? guard ring for overvoltage protection ? low power loss, high efficiency ? high current capability, low forward voltage drop ? high surge capability ? for use in low voltage, high frequency inverters, free wheeling, and polarity protection applications ? high temperature soldering guaranteed:250 /10 seconds at terminal s, 0.375?(9.5mm)lead length, 5lb.(2.3kg) tension mechanical data ? case: molded plastic body, jedec do-201ad. ? terminals: axial leads, solderable per mil-std-750, method 2026 ? polarity: color band denotes cathode end. ? mounting position: any absolute maximum ratings and characteristics ratings at 25 0 c ambient temperature unless otherwise specified. si ngle phase, half wave, resistive or inductive load. for capacitive load, derate by 20% symbols sb 520 sb 530 sb 540 sb 550 sb 560 sb 580 sb 5a0 units maximum recurrent peak reverse voltage v rrm 20 30 40 50 60 80 100 v maximum rms voltage v rms 14 21 28 35 42 57 71 v maximum dc blocking voltage v dc 20 30 40 50 60 80 100 v maximum average forward rectified current 0.375? (9.5mm)lead length i (av) 5.0 a peak forward surge current 8.3ms single half sine-wave superimposed on rated load (jedec method) i fsm 150 a maximum instantaneous forward voltage at 5 a (note 1) v f 0.55 0.70 0.80 0.85 v 2.5 maximum reverse current t a = 25 o c at rated reverse voltage(note 1) t a = 100 o c i r 50 25 ma typical junction capacitance (note 2) c tot 500 400 pf typical thermal resistance, from junction to ambient(note 3) r ja 25 o c/w typical thermal resistance, from junction to lead(note 3) r jl 8.0 o c/w operating junction temperature range t j -65 to +125 -65 to +150 o c storage temperature range t s -65 to +150 o c notes: (1) pulse test: 300 s pulse width, 1% duty cycle (2) measured at 1mh z and applied reverse voltage of 4 volts (3) thermal resistance from junction to lead vert ical p.c.b, mounted with 0.375?(9.5mm) lead length www.datasheet.co.kr datasheet pdf - http://www..net/
dated : 19/05/2003 semtech electronics ltd. ( subsidiary of semtech internati onal holdings limited, acompany listed on the hong kong stock exchange, stock code: 724 ) ? sb520 thru sb5a0 t j =t j max 8.3mm single half sine wave (jedec method) number of cycles at 60hz p e a k f o r w a r d s u r g e c u r r e n t , a 1 0 150 100 50 10 maximum non-repetitive peak forward surge current 100 i n s t a n t a n e o u s r e v e r s e c u r r e n t , a tj=25 c tj=75 c percent of rated peak reverse voltage, % 0.01 0.001 0 40 0.1 1 100 80 sb520-sb540 sb550-sb5a0 tj=125 c typical reverse characteristics 20 10 typical junction capacitance reverse voltage, volts j u n c t i o n c a p a c i t a n c e , p f 100 0.1 1 sb520-sb540 sb550-sb5a0 1000 4000 10 100 tj=25 c f=1mhz vsig=50mvp p t r a n s i e n t t h e r m a l i m p e d a n c e , c / w t, pulse duration,sec. 0.1 0.01 0.1 1 10 100 typical transient thermal impedance 1 10 100 tj=25 c i n s t a n t a n e o u s f o r w a r d c u r r e n t , a instantaneous forward voltage,v 0.01 0 0.1 0.4 0.8 1.2 1.6 sb520-sb540 sb550-sb5a0 pulse width=300 s 1% duty cycle typical instantaneous forward characteristics tj=125 c 1 10 50 tj=150 c 4 a v e r a g e f o r w a r d c u r r e n t , a sb520-sb540 sb550-sb5a0 resistive or inductive load lead tem p erature ( c ) 0 0 1 2 3 150 100 50 forward current derating curve 5 www.datasheet.co.kr datasheet pdf - http://www..net/
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