ARS251

BLGALAXY ELECTRICAL AUTOMOTIVE FEATURES Utilizing void-free molded plastic technique Low power loss High surge capability High temperature soldering guaranteed: 265 /10s AR(S)2505---AR(S)2510 VOLTAGE RANGE: 50 --- 1000 V CURRENT: 25 A RECTIFIER AR .225(5.7) .215(5.5) .225(5.7) .215(5.5) ARS MECHANICAL DATA Case: Molded with UL-94 class V-O recognized flame retardant epoxy Terminals: Plated axal terminals solderable per MIL- STD-202E, method 208 Polarity: Color ring denotes cathode .250(6.4) .235(6.0) .410(10.4) .380(9.7) .347(8.9) .327(8.3) .185(4.7) .165(4.2) .250(6.4) .235(6.0) .185(4.7) .165(4.2) Dimensions in inches and (millimeters) 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%. AR 2505 ARS 2505 Maximum recurrent peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forward rectified current @TA=55 Peak forward surge current 8.3ms single half-sine-wave superimposed on rated load Maximum instantaneous forward voltage at 25 A Maximum reverse current at rated DC blocking voltage Typical junction capacitance Typical thermal resistance @TA=25 @TA=150 (Note1) AR 251 ARS 251 100 70 100 AR 252 ARS 252 200 140 200 AR 254 ARS 254 400 280 400 25.0 AR 256 ARS 256 600 420 600 AR 258 ARS 258 800 560 800 AR 2510 ARS 2510 1000 700 1000 UNITS VRRM VRMS VDC I(AV) 50 35 50 V V V A IFSM 400 A VF IR CJ RθJC Tj TSTG 1.0 10.0 1000 300 1 - 55 ---- + 150 - 55 ---- + 150 V µA pF /W (Note2) Operating junction temperature range Storage temperature range NOTE: 1. Measured at 1.0MHz and applied reverse voltage of 4.0V DC. 2. Thermal resistance from junction to case. www.galaxycn.com Document Number 0292011 BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES FIG.1 -- FORWARD CURRENT DERATING CURVE AR(S)2505---AR(S)2510 FIG.2 -- PEAK FORWARD SURGE CURRENT 500 O PEAK FORWARD SURGE CURRENT,AMPERES AVERAGE FORWARD CURRENT,AMPERES 25 Sings phase half wave res. or ind .load. 400 8.3ms Single Half Sine-Wave (JEDEC Method) 20 15 10 5 0 0 20 40 60 80 100 120 140 160 180 Capactitive Load. 300 200 100 0 1 10 100 TERMINAL TEMPERATURE NUMBER OF CYCLES AT 60Hz FIG.3 -- TYPICAL FORWARD CHARACTERISTICS 1 0 00 FIG.4 -- TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT,MICROAMPERES INSTANTANEOUS FORWARD CURRENT,AMPERES 100 TJ=100 100 10 TJ=25 10 T J =25 1 1 0.1 0 20 40 60 80 100 .1 .6 .7 .8 .9 1 1.1 1.2 1.3 INSTANTANEOUS FORWARD VOLTAGE,VOLTS FIG.5 -- TYPICAL JUNCTION CAPACITANCE PERCENT OF RATED PEAK REVERSE V JUNCTION CAPACITANCE,pF TJ=25 f=1.0MHZ Vsig=50mVp-p 1000 500 100 0.1 REVERSE VOLTAGE,VOLTS 1 100 www.galaxycn.com Document Number 0292011 BLGALAXY ELECTRICAL 2.