CHENMKO ENTERPRISE CO.,LTD SPL420LLCTPT SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER VOLTAGE RANGE 20 Volts CURRENT 4.0 Amperes 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 Reverse Current *. Peak F o r w ar d S u r g e C u r ren t I s 80A . 0.081 (2.05) 0.077 (1.95) * Schottky Diode Ar ray . 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) MARKING 0.045 (1.16) 0.042 (1.07) 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) Dimensions in inches and (millimeters) (3) SMP MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) SYMBOL SPL420LLCTPT UNITS Maximum Recurrent Peak Reverse Voltage RATINGS VRRM 20 Volts Maximum RMS Voltage VRMS 14 Volts Maximum DC Blocking Voltage VDC 20 Volts IO 2.0 Amps IFSM 80 Amps CJ 210 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) R 15 pF o C/W TJ -65 to +125 o C TSTG -65 to +150 o C Operating Temperature Range Storage Temperature Range JL ELECTRICAL CHARACTERISTICS ( At TA = 25oC unless otherwise noted ) CHARACTERISTICS SYMBOL SPL420LLCTPT UNITS VF 0.30 Volts 1.0 mAmps 20 mAmps Maximum Instantaneous Forward Voltage at 2.0 A DC Maximum Average Reverse Current @ TA = 25oC IR at Rated DC Blocking Voltage o @ TA = 100 C NOTES : 1. P.C.B. mounted 0.31 x 0.31" ( 8 x 8mm) copper pad areas 2. Measured at 1.0 MHZ and applied reverse voltage of 4.0 volts 2004-8 RATING CHARACTERISTIC CURVES ( SPL420LLCTPT ) 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 ) FIG. 2 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT, ( A ) AVERAGE FORWARD CURRENT, (A) FIG. 1 - TYPICAL FORWARD CURRENT DERATING CURVE 20 TJ =25oC Pulse Width=300us 1% Duty Cycle 10 1.0 0.1 0.1 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.2 INSTANTANEOUS FORWARD VOLTAGE,(V) FIG. 4 - TYPICAL JUNCTION CAPACITANCE FIG. 3 - TYPICAL REVERSE CHARACTERISTICS 50 JUNCTION CAPACITANCE, ( pF ) 500 20 10 5 o C TJ = 125 2 1 o C TJ = 100 .5 300 40 20 10 o C TJ = 25 .2 TJ =25oC 100 80 60 .1 .4 1.0 4 10 40 80 REVERSE VOLTAGE, ( V ) .10 .05 .02 0 5 10 15 20 25 INSTANTANEOUS REVERSE VOLTAGE, (V) FIG. 5 - MAXIMUM NON-REPETIVE FORWARD SURGE CURRENT 30 PEAK FORWARD SURGE CURRETN(A) INSTANTANEOUS REVERSE CURRENT, (mA) 0.2 90 80 8.3ms Single Half Sine-Wave (JEDEC Method) 60 40 20 0 1 2 4 6 8 10 20 40 NUMBER OF CYCLES AT 60 Hz 80 100