B320B thru B360B Surface Mount Schottky Barrier Rectifiers REVERSE VOLTAGE 20 TO 60 VOLTS FORWARD CURRENT 3.0 AMPERE Feature: *For Surface Mount Application *Metal-Semiconductor Junction With Guardring *Epitaxial Construction *Very Low Forward Voltage Drop *High Current Capability *Plastic Meterial Has UL Flammability Classification 94V-0 *For Use In Low , And Polarity Protection Applications Mechanical Data SMB(DO-214AA) *Case : Molded Plastic *Polarity :Indicated by cathode band *Weight : 0.003 Ounce ,0.093 grams SMB Outline Dimension Unit:mm SMB Dim A B C D E G H J WEITRON http://www.weitron.com.tw Min Max 3.30 3.94 4.06 1.96 0.15 4.80 2.21 0.31 5.00 0.10 5.59 0.20 0.76 1.52 2.00 2.62 B320B thru B360B Rating 25 C Ambient Temperature Unless Otherwise Specified. Single Phase Half Wave, 60Hz , Resistive or Inductive Load. For Capacitive Load, Derate Current by 20%. Characteristic Symbol B320B B330B B340B B350B B360B Unit Maximum Recurrent Peak Reverse Voltage VRRM 20 30 40 50 60 Maximum RMS Voltage VRMS 14 21 28 35 42 Maximum DC Blocking Voltage VDC 20 30 40 50 60 Maximum Average Forward Rectified Current @TC=100 C IF(AV) 3.0 IFSM 100 Peak Forward Surge Current, 8.3 ms Single Half Sine-Wave Superimposed on Rated Load (JEDEC Method) Maximum Instantaneous At 3.0A DC Maximum DC Reverse Current @Tj=25 C At Rated DC Blocking Voltage @Tj=100 C Typical Junction Capacitance (Note 1) Typical Thermal Resistance (Note 2) Operating Temperature Range Storage Temperature Range VF IR http://www.weitron.com.tw 0.7 0.5 20 CJ 250 R q JL 10 TJ -55 to+125 TSTG -55 to+150 NOTES:1.Measured at 1.0MHz applied reverse voltage of 4.0V DC. 2.Thermal Resistance Junction to case. WEITRON 0.5 PF B320B thru B360B FIG.2 MAXIMUM NON-REPETITIVE SURGE CURRENT PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD CURRENT AMPERES FIG.1 FORDWARD CURRENT DERATING CURVE 5.0 4.0 3.0 2.0 1.0 0 SIGNE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD 25 50 75 100 175 150 125 120 100 80 60 40 PULSE WIDTH 8.3ms SINGLE MALF-SINE-WAVE (JEDEC METHOD) 20 0 1 2 5 FIG.3 TYPICAL FORWARD CHARACTERISTICS 50 100 FIG.4 TYPICAL JUNCTION CAPACITANCE 1000 10 B320B to B340B 1.0 CAPACITANCE , (pF) INSTANTANEOUS FORWARD CURRENT,(A) 20 10 NUMBER OF CYCLES AT 60Hz LEAD TEMPERATURE , C B350B to B360B 0.1 100 TJ=25 C PULSEWIDTH:300us .01 0 0.2 0.4 0.6 0.8 TJ=25 C 10 1.0 F=1MHz 0.1 1.0 INSTANTANEOUS FORWARD VOLTAGE, (VOLTS) FIG.5 TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT ,(mA) 100 10 TJ=125 C TJ=100 C 1.0 0.1 0.01 TJ=25 C 0.001 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, (%) WEITRON http://www.weitron.com.tw 4.0 10.0 REVERSE VOLTAGE , (VOLTS) 100