SPL420CTPT CHENMKO ENTERPRISE CO.,LTD THRU SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER VOLTAGE RANGE 20 - 60 Volts CURRENT 4.0 Ampere SPL460CTPT PROVISIONAL SPEC. APPLICATION * DC to DC Converters * Switch- Mode Power Supplies * Notbook PC FEATURE SMP * Sm al l S u r f ac e M o u n t i n g T y p e. (SMP) * Low Power Loss, High Efficiency . * Low Forward Voltage Drop . * Peak F o r w ar d S u r g e C u r ren t I s 50A . *. Schottky Diode Ar ray . 0.081 (2.05) 0.077 (1.95) 0.170 (4.31) 0.163 (4.15) (3) WEIGHT (1) (2) 0.019 (0.50 Min.) 0.077 (1.95) 0.073 (1.85) 0.045 (1.16) 0.042 (1.07) MARKING 0.005 (0.15 Min.) 0.019 (0.50 Min.) 0.264 (6.70) 0.254 (6.46) (2) CIRCUIT 0.212 (5.38) 0.208 (5.29) (1) 0.055 (1.40) 0.051 (1.30) SMP Dimensions in inches and (millimeters) (3) MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) RATINGS SYMBOL SPL420CTPT SPL430CTPT SPL440CTPT SPL450CTPT SPL460CTPT 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 Maximum Average Forward Rectified Current Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Typical Junction Capacitance (Note 2) Typical Thermal Resistance (Note 1) 4.0 Amps IFSM 50 Amps CJ 210 R Operating Temperature Range Storage Temperature Range Volts IO pF o 17 JL C/W TJ -65 to +125 o C TSTG -65 to +150 o C ELECTRICAL CHARACTERISTICS ( At TA = 25oC unless otherwise noted ) CHARACTERISTICS SYMBOL Maximum Instantaneous Forward Voltage at 2.0 A DC Maximum Average Reverse Current VF @ TA = 25oC SPL420CTPT SPL430CTPT SPL440CTPT SPL450CTPT SPL460CTPT 0.55 0.70 UNITS Volts 0.5 mAmps 10 mAmps IR at Rated DC Blocking Voltage o @ TA = 100 C NOTES : 1. Thermal Resistance ( Junction to Lead ) : PC Board Mounted on 0.2 X 0.2" ( 5 X 5mm ) copper pad area. 2. Measured at 1.0 MHZ and applied reverse voltage of 4.0 volts. 2004-8 AVERAGE FORWARD CURRENT, (A) FIG. 1 - TYPICAL FORWARD CURRENT DERATING CURVE 4.0 3.0 2.0 Single Half Wave 60HZ Resistive or Inductive Load 1.0 0 0 25 50 75 100 125 150 175 o LEAD TEMPERATURE, ( C ) INSTANTANEOUS FORWARD CURRENT, ( A ) RATING CHARACTERISTIC CURVES ( SPL420CTPT THRU SPL460CTPT ) FIG. 2 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 20 10 SPL420CTPT~SPL440CTPT 1.0 SPL450CTPT~SPL460CTPT 0.1 TJ =25oC Pulse Width=300us 1% Duty Cycle 0 0.4 0.5 0.6 0.7 0.8 0.9 1.0 FIG. 3B - TYPICAL REVERSE CHARACTERISTICS SPL420CTPT~SPL440CTPT INSTANTANEOUS REVERSE CURRENT, (mA) INSTANTANEOUS REVERSE CURRENT, (mA) 0.3 100 TJ =125oC 10 1.0 TJ =75oC .10 TJ =25oC .01 0 SPL450CTPT~SPL460CTPT 10 TJ =150oC 1.0 TJ =125oC .10 TJ =75oC .01 .001 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, ( % ) TJ =25oC 0 PEAK FORWARD SURGE CURRETN(A) FIG. 4 - TYPICAL JUNCTION CAPACITANCE 500 JUNCTION CAPACITANCE, ( pF ) 0.2 INSTANTANEOUS FORWARD VOLTAGE,(V) FIG. 3A - TYPICAL REVERSE CHARACTERISTICS 100 .001 0.1 300 TJ =25oC 100 80 60 40 20 10 .1 .4 1.0 4 10 REVERSE VOLTAGE, ( V ) 40 80 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, ( % ) FIG. 5 - MAXIMUM NON-REPETIVE FORWARD SURGE CURRENT 60 50 8.3ms Single Half Sine-Wave (JEDEC Method) 40 30 20 10 0 1 2 4 6 8 10 20 40 NUMBER OF CYCLES AT 60 Hz 80 100