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| B340LA Low VF Surface Mount Schottky Barrier Rectifiers REVERSE VOLTAGE 40VOLTS FORWARD CURRENT 3.0 AMPERE Features: *Low Surface Mounted Applications *Metal-Semiconductor Junction with Guardring *Epitaxial Construction *Very Low Forward Voltage Drop *High Current Capability *Plastic Material Has UL Flammability Classification 94V-0 *For Use in Low Voltage, High Frequency Inverters, Free Wheeling, and Polarity Protection Applications Mechanical Data *Case : Molded Plastic *Polarity :Indicated By Cathode Band *Weight : 0.002 ounces, 0.064 grams SMA(DO-214AC) SMA Outline Dimension B unit:mm SMA C A D J H E G Dim A B C D E G H J 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 WEITRON http://www.weitron.com.tw B340LA Maximum Ratings and Electrical Characteristics Rating 25 C Ambient Temperature Unless Otherwise Specified. Single Phase Half Wave, 60Hz , Resistive or Inductive Load. For Capacitive Load, Derate Current by 20%. WE IT R ON Characteristics Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current @TC=100 C 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 Symbol VRRM VRMS VDC IF(AV) B340LA 40 28 40 3.0 Unit V V V A IFSM VF IR CJ R qJC TJ TSTG 80 0.42 1.0 80 250 10 -55 to+125 -55 to+150 A V mA PF C/W C C NOTES:1.Measured at 1.0MHz applied reverse voltage of 4.0V DC. 2.Thermal Resistance Junction to case. http://www.weitron.com.tw WEITRON Rev.A 02-Dec-08 B340LA PEAK FORWARD SURGE CURRENT, AMPERES WE IT R ON FIG.2-MAXIMUM NON-REPETITIVE SURGE CURRENT 120 100 80 60 40 10 0 1 2 5 10 20 50 100 Pulse width 8.3ms Single Half-Sine-Wave (JEDEC METHOD) FIG.1- FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT AMPERES 3.0 2.5 1.5 1.0 0.5 0 SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD 25 50 75 100 125 150 175 LEAD TEMPERATURE C NUMBER OF CYCLES AT 60Hz FIG.3-TYPICAL FORWARD CHARACTERISTICS 10 1000 FIG.4-TYPICAL JUNCTION CAPACITANCE INSTANTANEOUS FORWARD CURRENT ,(A) 1.0 CAPACITANCE, (pF) TJ=25 C PULSEWIDTH:300us 0 0.2 0.4 0.6 0.8 1.0 100 0.1 TJ=25 C F=1MHz 10 0.1 1.0 4.0 10.0 100 0.01 INSTANTANEOUS FORWARD VOLTAGE ,(VOLTS) REVERSE VOLTAGE, VOLTS FIG.5-TYPICAL REVERSE CHARACTERISTICS 100 INSTANTANEOUS REVERSE CURRENT, (mA) 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 |
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