SS32-SS310 Surface Mount Schottky Barrier Rectifiers REVERSE VOLTAGE: 20 - 100 V FORWARD CURRENT: 3.0 A SMC Features 7.5± 0.25 Guardring protection 5.8± 0.3 3.0± 0.15 Schottky barrier rectifier Low forward voltage Reverse energy tested 8.3± 0.2 2.4± 0.2 High current capability Extremely low thermal resistance Mechanical Data 0.25± 0.06 Case: SMC molded plastic body 0.203MAX 1.5± 0.25 1111 Polarity: Color band denotes cathode end Dimensions in millimeters Mounting position: ANY Weight: 0.007 ounces, 0.21 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25oC ambient temperature unless otherwise specified SS32 SS33 SS34 SS35 Device marking code SS36 SS38 SS39 SS310 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 0.75 0.85 0.5 20 10 17.0 V mA o C/W TJ - 55 ---- +125 o C TSTG - 55 ---- +150 o C NOTE: 1.Pulse test: Pulse width 300us,duty cycle 1 % http://www.luguang.cn mail:[email protected] SS32-SS310 Surface Mount Schottky Barrier Rectifiers Ratings AND Charactieristic Curves PEAK FORWARD SURGE CURRENT AMPERES FIG.2 -- PEAK FORWARD SURGE CURRENT 4 3 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, XXXXXXXXX---- 10 NUMBER OF CYCLES AT 60Hz FIG.3 -- TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 20 10 AMPERES INSTANTANEOUS FORWARD CURRENT AMPERES AVERAGE FORWARD RECTIFIED CURRENT FIG.1 -- FORWARD DERATING CURVE SS32--SS34 SS38-SS310 SS35-SS36 1 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 http://www.luguang.cn mail:[email protected] 100