SK52 thru SK56 MINIATURE SCHOTTKY BARRIER RECTIFIER CHENG- YI ELECTRONIC VOLTAGE RANGE 20 TO 80 Volts CURRENT 5.0 Amperes DO-214AB .115(2.92) .121(3007) .079(2.00) .103(2.62) .030(0.76) .060(1.52) FEATURES .260(6.60) .280(7.11) .004(.102) .008(.203) Low switching noise Low forward voltage drop High current capability High switching capability High reliability High surge capability .220(5.59) .245(6.22) Case:Molded plastic Epoxy:UL 94V-0 rate flame retardant Lead:MIL-STD-202 method 208 quaranteed Mounting position:Any .006(.152) .012(.305) .305(7.75) .320(8.13) MECHANICAL DATA SMC MAXIMUM RATINGS ( At TA=25 C unless otherwise noted) 0 SYMBOL SK52 SK53 SK54 SK55 SK56 UNITS Maximum Recurrent Peak Reverse Voltage VRRM 20 30 40 50 60 Volts Maximum RMS Voltage VRMS 14 21 28 35 42 Volts Maximum DC Blocking Voltage VDC 20 30 40 50 60 Volts RATINGS Maximum Average Forward Rectified Current .375" (9.5mm) lead length Peak Forward Surge Current, 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Typical Thermal Resistance (Note 1) IO 5.0 Amps IFSM 150 Amps R Typical Junction Capacitance (Note 2) CJ Operating Temperature Range TJ Storage and Operating Temperature Range 0 18 JC C/W 0.2 nF -65 to +125 TSTG -65 to +150 0 C 0 -65 to +150 C ELECTRICAL CHARACTERISTICS ( At TA=25 C unless otherwise noted) 0 CHARACTERISTICS SYMBOL Maximum Instantaneous Forward Voltage at 5.0A DC VF Maximum Average Reverse Cruuent @TA=250C at Rated DC Blocking Voltage IR SR502 SR503 SR504 SR505 .57 SR506 .70 10 Notes : 1. Thermal Resistance (Junction to Ambient ) : Vertical PC Board Mounting, 0.5" (12.7mm) Lead Length. 2. Measured at 1 MHz and applied reverse voltage of 4.0 volts. UNITS Volts mAmps SK52 thru SK56 MINIATURE SCHOTTKY BARRIER RECTIFIER CHENG- YI ELECTRONIC RATING AND CHARACTERISTICS CURVES SK52 THRU SK56 5 40 60 K5 ~S 2 K5 ~S SINGLE PHASE HALF WAVE 60 Hz RESISTIVE OR INDUCTIVE LOAD .375" (9.5mm) LEAD LENGTH 3 550 SK 4 520 SK AVERAGE FORWARD CURRENT AMPERES 6 1 INSTANTANEOUS REVERSE CURRENT, (mA) Fig.2 - TYPICAL REVERSE CHARACTERISTICS Fig.1 - TYPICAL FORWARD CHARACTERISTICS 50 10 5 25 50 75 100 125 0 (T PY) 25C TC=1 0 TC=100C(T PY) 2 1 0 TC=75C(TP Y) .5 .2 0 TC=50C(TP Y) .1 .05 .02 0 0 0 0 TC=125C(M AX) 20 5 10 15 20 25 30 35 40 INSTANTANEOUS REVERSE VOLTAGE, (V) 150 LEAD TEMPERATURE, 0C Fig.4 - TYPICAL JUNCTION CAPACITANCE 10 5 Pulse Width-300 s 1% DUTY CYCLE 2 0 TJ=125C(S R550~SR560) 0 TJ=125C(S R520~SR540) 1 .5 2 TJ=250C 1 .5 .2 .1 .05 .02 .1 .2 .5 .2 1 2 5 10 20 40 REVERSE VOLTAGE(V) .1 0 .2 .4 .6 .8 1 1.2 INSTANTANEOUS FORWARD VOLTAGE, (V) Fig.5 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT AMPERES INSTANTANEOUS FORWARD CURRENT, (A) 20 JUNCTION CAPACITANCE, (nF) 4 Fig.3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 150 125 8.3ms Single Half Sine Wave JEDEC Method 100 75 50 25 1 2 5 10 20 50 NUMBER OF CYCLES AT 60 Hz 100