B320A thru B360A Surface Mount Schottky Barrier Rectifiers P b Lead(Pb)-Free 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 SMA(DO-214AC) *Case : Molded Plastic *Polarity :Indicated by cathode band *Weight : 0.002 Ounce ,0.064 grams SMA Outline Dimension Unit:mm B A C D J G H E WEITRON http://www.weitron.com.tw Dim A B C D E G H J SMA Min 2.20 4.00 1.27 0.15 4.48 0.10 0.76 1.70 Max 2.92 4.60 1.63 0.31 5.59 0.20 1.52 2.62 B320A thru B360A 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 B320A B330A B340A B350A B360A 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 WEITRON 0.7 0.5 20 CJ R θJL 250 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. http://www.weitron.com.tw 0.5 10 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD CURRENT AMPERES B320A thru B360A 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 50 100 FIG.2 Maximum Non-Repetitive Surge Current FIG.1 Forward Current Derating Curve 1000 10 B320A to B340A 1.0 CAPACITANCE , (pF) INSTANTANEOUS FORWARD CURRENT,(A) 20 10 NUMBER OF CYCLES AT 60Hz LEAD TEMPERATURE , C B350A to B360A 0.1 TJ=25 C PULSEWIDTH:300us .01 0 0.2 0.4 0.6 0.8 100 TJ=25 C F=1MHz 10 1.0 0.1 1.0 INSTANTANEOUS FORWARD VOLTAGE, (VOLTS) INSTANTANEOUS REVERSE CURRENT ,(mA) 100 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, (%) FIG.5 Typical Reverse Characteristics WEITRON http://www.weitron.com.tw 10.0 100 FIG.4 Typical Junction Capacitance FIG.3 Typical Forward Characteristics 10 4.0 REVERSE VOLTAGE , (VOLTS)