BL GALAXY ELECTRICAL SS32B - - - SS310B SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS REVERSE VOLTAGE: 20 - 100 V FORWARD CURRENT: 3.0 A FEATURES SMB Schottky barrier rectifier Guardring protection Low forward voltage Reverse energy tested High current capability Extremely low thermal resistance MECHANICAL DATA Case: SMB molded plastic body 1111 Polarity: Color band denotes cathode end Mounting position: ANY Weight: 0.003 ounces, 0.093 gram inch(mm) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25oC ambient temperature unless otherwise specified SS32B SS33B SS34B SS35B SS36B SS38B SS39B SS310B UNITS Maximum repetitive peak reverse voltage VRRM 20 30 40 50 60 80 90 100 V Maximum RMS voltage VRWS 14 21 28 35 42 56 63 70 V Maximum DC blocking voltage VDC 20 30 40 50 60 80 90 100 V Maximum average forward rectified current at TL=90 IF(AV) 3.0 A Peak forward surge current 8.3ms single halfsine-wave IFSM 100.0 A Maximum instantaneous forward voltage at IFM=3.0A (NOTE1) Maximum DC reverse current TJ=25 at rated DC blocking voltage TJ=125 Maximum thermal resistance Operating temperature range Storage temperature range VF IR R JL 0.50 0.70 0.5 20 10 17.0 V mA o C/W TJ - 55 ---- +125 o C TSTG - 55 ---- +150 o C www.galaxycn.com NOTE: 1.Pulse test: Pulse width 300us,duty cycle 1 % Document Number 0281011 0.85 BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES SS32B - - - SS310B PEAK FORWARD SURGE CURRENT AMPERES FIG.2 -- PEAK FORWARD SURGE CURRENT 4 3 AMPERES AVERAGE FORWARD RECTIFIED CURRENT FIG.1 -- FORWARD DERATING CURVE Resistive or Inductive Load 0.375"(9.5mm)Lead Length 2 1 0 0 25 50 75 100 125 150 175 100 TJ=TJMAX 8.3ms Single Half Sine-Wave 50 0 1 LEAD TEMPERATURE, 100 NUMBER OF CYCLES AT 60Hz FIG.3 -- TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 20 10 AMPERES INSTANTANEOUS FORWARD CURRENT XXXXXXXXX---- 10 SS32B-SS34B SS38B-SS310B 1 SS35B-SS36B T J= 2 5 P u ls e w id t h = 3 0 0 1 % D u t y C y c le .1 .1 .3 .5 .7 .9 1 .1 1 .3 1 .5 1 .7 1 .9 s 2 .1 INSTANTANEOUS FORWARD VOLTAGE, VOLTS www.galaxycn.com Document Number 0281011 BLGALAXY ELECTRICAL 2.