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| CHENMKO ENTERPRISE CO.,LTD SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER VOLTAGE RANGE 20 - 40 Volts CURRENT 1.0 Ampere FEATURES *Small surface mounting type. (SOD-123S) * Low profile package * Built-in strain relief * Low power loss, high efficiency * High current capability, low forward voltage drop * High surge capability * High temperature soldering guaranteed : 260oC/10 seconds at terminals * Lead free devices 0.5~1.0 SMD12ALPT THRU SMD14ALPT SOD-123S 1.4~1.95 2.55~3.0 0.8~1.35 0.25(max) 0.25(min) CIRCUIT (2) 3.5~3.95 (1) Dimensions in millimeters SOD-123S MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) RATINGS Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current at TL = 90oC Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) TL = 70oC Typical Junction Capacitance (Note 2) Typical Thermal Resistance (Note 1) Storage and Operating Temperature Range IFSM 25 Amps SYMBOL VRRM VRMS VDC IO SMD12ALPT 20 14 20 1.0 SMD14ALPT 40 28 40 UNITS Volts Volts Volts Amps CJ R JL 110 80 -65 to +125 o pF C/W o TJ, TSTG C ELECTRICAL CHARACTERISTICS ( At TA = 25oC unless otherwise noted ) CHARACTERISTICS Maximum Instantaneous Forward Voltage at 1.0 A DC Maximum Average Reverse Current at Rated DC Blocking Voltage @ TA = 25oC IR @ TA = 100oC 10 mAmps 2004-07 SYMBOL VF SMD12ALPT 0.38 1.0 SMD14ALPT 0.40 UNITS Volts mAmps 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 RATING CHARACTERISTIC CURVES ( SMD12ALPT THRU SMD14ALPT ) INSTANTANEOUS FORWARD CURRENT, ( A ) FIG. 1 - TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT, (A) 1.0 FIG. 2 - TYPICAL INSTANTANEOUS FORWARD CHARCTERISTICS SMD12ALPT 10 .75 .50 Single Half Wave 60HZ Resistive or Inductive Load 1.0 SMD14ALPT TJ =25oC Pulse Width = 300us 1% Duty Cycle .25 0 0 20 40 60 80 100 120 140 LEAD TEMPERATURE, ( oC ) FIG. 3 - TYPICAL REVERSE CHARACTERISTICS 100 .1 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 INSTANTANEOUS FORWARD VOLTAGE, (V) FIG. 4 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 30 PEAK FORWARD SURGE CURRENT, (A) INSTANTANEOUS REVERSE CURRENT, (mA) 10 TJ = 125oC 25 8.3 ms Single Half Sine-Wave (JEDEC Method) 20 1.0 15 .10 TJ = 75oC 10 .01 TJ = 25oC 5 .001 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, ( % ) 0 1 2 5 10 20 50 100 NUMBER OF CYCLES AT 60HZ FIG. 5 - TYPICAL JUNCTION CAPACITANCE 400 JUNCTION CAPACITANCE, (pF) 200 TJ = 25oC 100 60 40 20 10 .1 .4 1.0 4 10 REVERSE VOLTAGE, (V) 40 |
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