B520 thru B560 Surface Mount Schottky Barrier Rectifiers Features: *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 REVERSE VOLTAGE 20 TO 60 VOLTS FORWARD CURRENT 5.0 AMPERE SMC(DO-214AB) Mechanical Data: *Case : Molded Plastic *Polarity :Indicated by cathode band *Weight : 0.007 Ounce ,0.21 grams SMC Outline Dimension Unit:mm SMC Dim A B C D E G H J WEITRON http://www.weitron.com.tw 1/3 Min Max 5.59 6.22 6.60 2.75 0.15 7.11 3.18 0.31 7.75 0.10 8.13 0.20 0.76 1.52 2.00 2.62 Rev.B 10-Jul-09 B520 thru B560 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 B520 B530 B540 B550 B560 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=80 C IF (AV) 5.0 A IFSM 110 A Peak Forward Surge Current, 8.3 ms Single Half Sine-Wave Superimposed on Rated Load (JEDEC Method) VF Maximum Instantaneous At 5.0A DC Maximum DC Reverse Current @Tj=25 C IR At Rated DC Blocking Voltage @Tj=100 C Typical Junction Capacitance (Note 1) CJ R qJL Typical Thermal Resistance (Note 2) Operating Temperature Range Storage Temperature Range 0.55 0.7 0.5 20 300 V mA PF 10 C/W TJ -55 to+125 C TSTG -55 to+150 C 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 2/3 Rev.B 10-Jul-09 B520 thru B560 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 20 40 60 80 140 120 100 300 250 PULSE WIDTH 8.3ms SINGLE MALF-SINE-WAVE (JEDEC METHOD) 200 150 100 50 0 1 2 5 FIG.3 TYPICAL FORWARD CHARACTERISTICS 1000 B520 to B540 CAPACITANCE , (pF) INSTANTANEOUS FORWARD CURRENT,(A) 100 10 B550 to B560 1.0 0.4 0.6 100 100 TJ=25 C 10 0.1 0.2 50 FIG.4 TYPICAL JUNCTION CAPACITANCE TJ=25 C PULSEWIDTH:300us 2% Duty Cycle 0 20 10 NUMBER OF CYCLES AT 60Hz LEAD TEMPERATURE , C 0.8 1.0 F=1MHz 0.1 1.0 4.0 10.0 100 REVERSE VOLTAGE , (VOLTS) 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 3/3 Rev.B 10-Jul-09