SR20C20CF-G

Schottky Barrier Rectifiers SR20C20CF-G Thru SR20C100CF-G Reverse Voltage: 20 ~ 100 Volts Current: 20.0 Amp Features: Low forward voltage drop High current capability High reliability High surge current capability PIN 123 .16(4.06) .14(3.56) .56(14.22) .53(13.46) .037(0.94) .027(0.68) .105(2.67) .095(2.41) case 2 .025(0.64) .014(0.35) .113(2.87) .103(2.62) .412(10.5) MAX DIA .140(3.56) .130(3.30) ITO-220AB .185(4.70) .175(4.44) 1.25(3.18) 1.15(2.92) Case: ITO-220AB molded plastic Epoxy: UL 94V-0 rate flame retardant Terminals: Solderable per MIL-STD-202, method 208 Polarity: Color band denotes cathode end Mounting position: Any Approx. Weight: 2.24 grams .27(6.86) .23(5.84) Mechanical Data: .594(15.1) .587(14.9) .11(2.79) .10(2.54) 1 3 Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics Rating at 25oC ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Parameter Max. Recurrent Peak Reverse Voltage Max. RMS Voltage Max. DC Blocking Voltage Peak Surge Forward Current 8.3ms single half sine-wave superimposed on rate load (JEDEC method) Max. Average Forward Rectified Current TC=100oC Max. Instantaneous Forward Voltage at 10A Max. DC Reverse Current @Tj = 25oC Symbol SR20C20CF SR20C40CF SR20C60CF SR20C80CF SR20C100CF -G -G -G -G -G V RRM 20 14 20 40 28 40 60 42 60 200 80 56 80 100 70 100 Unit V V V VRMS VDC IFSM I(AV) VF IR A 20.0 0.55 0.65 1.0 0.75 0.85 A V mA At Rated DC Blocking Voltage @Tj = 100oC 30 pF Typical junction Capacitance (Note1) CJ Tj TSTG 600 Max. Operating Junction Temperature Storage Temperature -55 to +125 -55 to +150 o C oC Note1: (1) Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts DC. “-G” suffix designates RoHS compliant version www.comchiptech.com P age1 Schottky Barrier Rectifiers RATINGS AND CHARACTERISTIC CURVES SR20C20CF-G THRU SR20C100CF-G FIG.1 - FORWARD CURRENT DERATING CURVE 200 FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT, AMPERES Pulse width 8.3ms Single Half-Sire-Wave (JEDEC Moethod) 20.0 AVERAGE FORWARD RECTIFIED CURRENT, AMPERES 175 150 125 100 75 50 25 0 16.0 12.0 8.0 4.0 60 Hz Resistive or Inductive load 0 0 50 100 150 1 10 100 LEAD TEMPERATURE, oC NUMBER OF CYCLES AT 60Hz FIG.3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT, AMPERES SR16C20CF-G ~ SR16C40CF-G SR16C60CF-G 10 FIG.4 - TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT, MICROAMPERES 100 100 10 TJ = 100oC SR16C80CF-G SR16C100CF-G 1 1 0.1 TJ = 25oC 0.01 0 20 40 60 80 100 TJ = 25oC PULSE WIDTH = 300uS 1% DUTY CYCLE 0.1 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 INSTANTANEOUS FORWARD VOLTAGE, VOLTS PERCENT OF RATED PEAK REVERSE VOLTAGE, % FIG.5 - TYPICAL JUNCTION CAPACITANCE 10000 TJ = 25oC F=1.0 MHz Vsig = 50mVp-p JUNCTION CAPACITANCE, pF 1000 100 0.1 1.0 4.0 10 100 REVERSE VOLTAGE, VOLTS www.comchiptech.com P age2