B220A thru B260A Surface Mount Schottky Barrier Rectifiers REVERSE VOLTAGE 20 TO 60 VOLTS FORWARD CURRENT 2.0 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 *Case : Molded Plastic *Polarity :Indicated by cathode band *Weight : 0.002 Ounce ,0.064 grams SMA(DO-214AC) SMA Outline Dimension Unit:mm Dim A B C D E G H J WEITRON http://www.weitron.com.tw 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 B220A thru B260A 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%. Characteristics Symbol B220A B230A B240A B250A B260A Unit Maximum Recurrent Peak Reverse Voltage VRRM 20 30 40 50 60 V Maximum RMS Voltage VRMS 14 21 28 35 42 V Maximum DC Blocking Voltage VDC 20 30 40 50 60 V Maximum Average Forward Rectified Current @TC=100 C IF(AV) 2.0 A IFSM 50 A Peak Forward Surge Current, 8.3 ms Single Half Sine-Wave Superimposed on Rated Load (JEDEC Method) Maximum Instantaneous At 2.0A DC Maximum DC Reverse Current @Tj=25 C At Rated DC Blocking Voltage @Tj=100 C Typical Junction Capacitance (Note 1) VF IR CJ 0.5 0.7 0.5 20 200 V mA PF 15 C/W Operating Temperature Range R θJL TJ -55 to+125 C Storage Temperature Range TSTG -55 to+150 C Typical Thermal Resistance (Note 2) NOTES:1.Measured at 1.0MHz applied reverse voltage of 4.0V DC. 2.Thermal Resistance Junction to case. WEITRON http://www.weitron.com.tw 2.0 1.0 SIGNE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD 25 50 75 100 175 150 125 60 50 40 30 20 PULSE WIDTH 8.3ms SINGLE MALF-SINE-WAVE (JEDEC METHOD) 10 0 1 2 5 20 10 50 100 LEAD TEMPERATURE , C NUMBER OF CYCLES AT 60Hz FIG.1 Forward Current Derating Curve FIG.2 Maximum Non-Repetitive Surge Current 1000 10 B220A to B240A 1.0 CAPACITANCE , (pF) INSTANTANEOUS FORWARD CURRENT,(A) PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD CURRENT AMPERES B220A thru B260A B250A to B260A 0.1 100 TJ=25 C PULSEWIDTH:300us TJ=25 C F=1MHz .01 10 0.2 0.4 0.8 0.6 0.1 1.0 1.0 4.0 10.0 INSTANTANEOUS FORWARD VOLTAGE, (VOLTS) REVERSE VOLTAGE , (VOLTS) FIG.3 Typical Forward Characteristics FIG.4 Typical Junction Capacitance INSTANTANEOUS REVERSE CURRENT ,(mA) 0 100 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, (%) FIG.5 Typical Reverse Characteristics WEITRON http://www.weitron.com.tw 100