features metal-semiconductor junction with guard ring epitaxial construction low forward voltage drop,low switching losses high surge capability mechanical data cas e:jedec do--27,m olded plas tic terminals: axial lead ,solderable per mil- std-202,method 208 polarity: color band denotes cathode weight: 0.041 ounces,1.15 grams mounting position: any ratings at 25 ambient temperature unless otherwise specified. single phase,half wave,60 hz,resistive or inductive load. for capacitive load,derate by 20%. sb530 sb540 sb550 sb560 SB580 sb5a0 units maximum recurrent peak reverse voltage v rrm v max imu m rms v o lta ge v rms v maximum dc blocking voltage v dc v maximum average f orw ard rectif ied current 9.5mm lead length, (see fig.1) peak f orw ard surge current 8.3ms single half -sine-w ave superimposed on rated load @t j =125 maximum reverse current @t a =25 at rated dc blocking voltage @t a =100 typical junction capacitance (note2) c j pf typical thermal resistance (note3) r ja /w operating junction temperature range t j storage temperature range t stg galaxy electrical 150.0 5.0 sb520 20 30 40 50 60 80 100 14 21 28 35 42 56 70 20 30 40 50 60 80 100 i fsm sb520 - - - sb5a0 3.thermal resistance junction to ambient ma i r v 0.55 0.67 0.85 50.0 25.0 0.5 note: 1. pulse test : 300 s pulse width,1% duty cy cle. 2. measured at 1.0mhz and applied rev erse v oltage of 4.0v dc. a 10 -55 --- +150 50 maximum instantaneous f orw ard voltage @ 5.0 a (note 1) v f -55 --- +150 a for use in low voltage,high frequency inverters free xxxx wheeling,and polarity protection applications i f(av) schottky barrier rectif ier voltage range: 20 --- 100 v current: 5.0 a do - 27 the plastic material carries u/l recognition 94v-0 maximum ratings and electrical characteristics www.galaxycn.com bl document number 0266028 1. bl galaxy electrical
0 20 0.001 0.1 10 100 1.0 0.01 t j =125 40 60 80 100 120 140 t j =75 ?? t j =25 www.galaxycn.com document number 0266028 2. average forward current amperes ratings and characteristic cu rves sb520 - - - sb5a0 fig.4--typical junction capacitance instantaneous forward current, amperes instantaneous forward voltage. volts fig.5--typical reverse characteristics peak forward surge current amperes lead temperature, reverse voltage , volts milli amperes instantaneous reverse current capacitance , pf percent of rated peak reverse voltage. number of cycles at 60h z fig.2 --typical forward charcteristics fig.1 -- forward current derating curve fig.3 --max non-repetitive peak fwd surge current 0.6 0 0.2 0.4 0.8 1.0 0.1 40 sb520-sb540 sb550-sb560 t j -25 1.0 10 pulse width =300 75 0 25 50 100 125 150 0 1 2 4 3 5 resistive or inductive load 0.375"(9.5mm) lead length sb520 - sb540 sb550 - sb5a0 SB580-sb5a0
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