SK34B thru SK320B ® Pb SK34B thru SK320B Pb Free Plating Product 3.0 Amp.Surface Mount Schottky Barrier Rectifiers SMB/DO-214AA Features .083(2.11) Mechanical Data ¬ Case: Molded plastic SMB/DO-214AA ¬ Epoxy: UL 94V-0 rate flame retardant ¬ Terminals: Solderable per MIL-STD-750 method 2026 ¬ Polarity:Color band denotes cathode end ¬ Mounting position: Any ¬ Weight: 0.093 gram .075(1.91) .155(3.94) .130(3.30) ¬ Low forward voltage drop ¬ High current capability ¬ High reliability ¬ High surge current capability Unit: inch (mm) .185(4.70) .160(4.06) .096(2.44) .083(2.13) .012(.305) .006(.152) .050(1.27) .030(0.76) .008(.203) .002(.051) .220(5.59) .200(5.08) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25oC ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. SYBMOL SK34B SK36B SK38B SK310B Maximum Recurrent Peak Reverse Voltage VRRM 40 60 80 100 200 V Maximum RMS Voltage VRMS 28 42 56 70 140 V VDC 40 60 80 100 200 V Maximum DC Blocking Voltage Maximum Average Forward Rectified Current o TL=100 C Peak Forward Surge Current, 8.3ms single Half sine-wave superimposed on rated load (JEDEC Method) Maximum Instantaneous Forward Voltage @ 3.0 A I(AV) 3.0 A IFSM 80 A VF o At Rated DC Blocking Voltage @TJ=100 C Typical junction Capacitance (Note 1) Operating Junction and Storage Temperature Range 0.5 0.7 0.85 0.90 V IR 0.5 10 mA CJ 200 pF TJ, TSTG -55 to +125 / -55 to +150 o Maximum DC Reverse Current @TJ=25 C SK320B UNIT o C NOTES : (1) Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts DC. Page 1/2 © 2006 Thinki Semiconductor Co.,Ltd. http://www.thinkisemi.com/ SK34B thru SK320B ® RATINGS AND CHARACTERISTIC CURVES SK34B THRU S K320B FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT FIG.1 - FORWARD CURRENT DERATING CURVE 80 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD RECTIFIED CURRENT, AMPERES 3.0 2.5 2.0 1.5 1.0 0.5 60 Hz Resistive or Inductive load 0 Pulse Width 8.3ms Single Half-Sire-Wave (JEDEC Method) 70 60 50 40 30 20 10 0 0 50 100 150 1 100 NUMBER OF CYCLES AT 60Hz o LEAD TEMPERATURE, C FIG.4 - TYPICAL REVERSE CHARACTERISTICS FIG.3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 10 10 SK34BA-SK38B INSTANTANEOUS REVERSE CURRENT, MICROAMPERES IINSTANTANEOUS FORWARD CURRENT, AMPERES 10 SK38B-SK310 B 1.0 SK320 B 0.1 o TJ=25 C PULSE WIDTH=300uS 1% DUTY CYCLE 0.01 0.2 0.4 0.6 0.8 1.0 1.2 1.4 o TJ=100 C 1 0.1 0.01 o TJ=25 C 0.001 1.6 0 INSTANTANEOUS FORWARD VOLTAGE, VOLTS 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE,% FIG.5 - TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE, pF 1000 o TJ = 25 C f = 1.0 MHZ Vsig = 50mVp-p 100 10 0.1 1.0 4.0 10 100 REVERSE VOLTAGE, VOLTS Page 2/2 © 2006 Thinki Semiconductor Co.,Ltd. http://www.thinkisemi.com/