features low cost diffused junction low leakage low forward voltage drop high current capability and similar solvents mechanical data case:jedec do-27,molded plastic terminals: axial lead ,solderable per mil- std-202,method 208 polarity: color band denotes cathode weight:0.041 unces,1.15 grams mounting pos ition: any maximum ratings and electrical characteristics ratings at 25 ambient temperature unless otherwise specified. single phase,half wave,60 hz,resistive or inductive load. for capacitive load,derate by 20%. fr 503 fr 504 fr 505 fr 506 fr 507 units maximum recurrent peak reverse voltage v rrm 200 400 600 800 1000 v max imum rms v oltage v rms 140 280 420 560 700 v maximum dc blocking voltage v dc 200 400 600 800 1000 v maximum average forw ard rectified current 9.5mm lead length, @t a =75 peak forw ard surge current 8.3ms single half-sine-w ave superimposed on rated load @t j =125 maximum instantaneous forw ard voltage @ 5.0 a v f v maximum reverse current @t a =25 at rated dc blocking voltage @t a =100 maximum reverse recovery time (note1) t rr 250 ns typical junction capacitance (note2) c j pf typical thermal resistance (note3) r ja <d operating junction temperature range t j storage temperature range t stg note:1. measured with i f =0.5a, i r =1a, i rr =0.25a. 500 voltage range: 50 --- 1000 v current: 5.0 a 100 fr 502 5.0 a fast recovery rectifier i f(av) the plastic material carries u/l recognition 94v-0 i r 200.0 10.0 200.0 1.3 70 a i fsm 3. thermal resistance f rom junction to ambient. a 2. measured at 1.0mhz and applied rev erse v oltage of 4.0v dc. - 55---- +150 - 55---- + 150 22 150 28 fr501---fr507 galaxy electrical do - 27 50 35 50 fr 501 easily cleaned with freon,alcohol,isopropanol 100 www.galaxycn.com bl bl galaxy electrical document number 0261073 1.
-1.0a -0.25a 0 +0.5a t rr 1cm pulse generator (note2) d.u.t. 1 n.1. 50 n.1. oscilloscope (note 1) (+) 50vdc (approx) (-) 10 n.1. (-) (+) 1 0 20 t j =125 8.3ms single half sine-wave 24 10 81 0 0 40 60 80 25 75 125 175 100 50 150 200 bl galaxy electrical www.galaxycn.com document number 0261073 2. amperes peak forward surge current amperes amperes 2. rise time=10ns ma x. source impeda nce=5o set time base for 50/100 ns /cm fig.5 -- reverse recovery time characteristic and test circuit diagram number of cycles at 60 hz notes:1.rise time =7ns max. input impedance=1m .22pf fi g. 1 -- forward derati ng curve fi g. 2--peak forward surge current fi g. 4 --typi cal forward characteri sti c reverse voltage,volts instantaneous forward current average forward rectified curren t ratings and characteristic curves instantaneous forward voltage,volts ambient temperature , fi g. 3--typi cal juncti on capaci tance fr501- - - fr507 junction capacitance,pf 4 1 single phase half wave 60h z resistive or inductive load 25 0 0 50 2 3 5 6 8 7 10 075 125 17 5150 0.5 t j =25 pulse width=300 s 0.04 0.01 0.02 0.06 0.1 0.2 0.4 10 2 1.0 4 100 0.7 0.9 1.1 1.3 1.9 1.5 1.7 .2 tj=25 f=1mhz 1 .1 2 4 .4 1.0 2 40 10 20 60 100 4 10 20 40 100
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