B140L WEITRON | Alldatasheet

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Schottky Barrier Rectifiers *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 *Case : Molded Plastic *Polarity :Indicated By Cathode Band *Weight : 0.002 ounces, 0.064 grams Features: B140L Mechanical Data REVERSE VOLTAGE 40Volts FORWARD CURRENT

1.0 Ampere

http://www.weitron.com.tw SMA-1 SMA-1 Outline Dimension unit:mm A C B E H J H 4.40 4.80 2.40 2.80 0.30 0.30 E 3.80 4.20 H 1.00 1.00 J 1.50 1.70 A B C SMA-1 Dim Min Max Dimensions in inches

Maximum Ratings and Electrical Characteristics Characteristics B140LSymbol Unit Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current @TC=105 C Peak Forward Surge Current, 8.3 ms Single Half Sine-Wave Superimposed on Rated Load (JEDEC Method) Maximum Instantaneous Forward Voltage @IF=1.0A 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 V V V A A V mA C C Rating 25 C Ambient Temperature Unless Otherwise Specified. Single Phase Half Wave, 60Hz , Resistive or Inductive Load. For Capacitive Load, Derate Current by 20%. @ T j=25 C @ T j=100 C VRRM VRMS VDC I (AV) IFSM VF IR CJ RAJC TJ TSTG 1.0 0.38 0.35 1.0 100 -55 to+125 -55 to+150 PF C/W NOTES:1.Measured at 1.0MHz applied reverse voltage of 4.0V DC. 2.Thermal Resistance Junction to case. WEITRON h t t p : // w w w . w e i t r o n . c o m . t w F

PERCENT OF RATED PEAK REVERSE VOLTAGE, (%) INSTANTANEOUS REVERSE CURRENT. (mA) 0 20 40 60 80 100 120 140 TJ =25 C TJ =125 C 100 1.0 0.1 0.01 0.001 TJ =100 C FIG5.-TYPICAL REVERSE CHARACTERISTICS FIG.3-TYPICAL FORWARD CHARACTERISTICS INSTANTANEOUS FORWARD VOLTAGE, (VOLTS) INSTANTANEOUS FORWARD CURRENT, (A) TJ=25 C PLUSEWIDTH 300us 1.0 0.1 REVERSE VOLTAGE, (VOLTS) CAPACITANCE, (PF) 0.1 1.0 4.0 10.0 100 TJ=25 C F=1MHZ 1000 100 FIG4.-TYPICAL JUNCTION CAPACITANCE FIG.2-MAXIMUM NON-REPETITIVE SURGE CURRENT NUMBER OF CYCLES AT 60HZ 1 2 5 10 20 50 100 P E A K F OR WA R D S UR G E C UR R E NT, A MP E R E S Pulse Width 8.3ms Single Half-Sine-Wave (JEDEC METHOD) FIG1.-FORWARD CURRENT DERATION CURVE CASE TEMPERATURE C 20 40 60 80 100 120 140 AVERAGE FORWARD CURRENT AMPERES 1.25 1.00 0.75 0.50 0.25 SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD WEITRON http://www.weitron.com.tw