CHENMKO ENTERPRISE CO.,LTD SSM310PT SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER VOLTAGE RANGE 100 Volts CURRENT 3.0 Amperes FEATURES * Plastic package has Underwriters Laboratory Flammability Classification 94V-0 * For surface mounted applications * Low profile package * Built-in strain relief * Metal silicon junction, majority carrier conduction * Low power loss, high efficiency * High current capability, low forward voltage drop * High surge capability * For use in low voltage high frequency inverters, free wheeling, and polarity protection applications * High temperature soldering guaranteed : 260oC/10 seconds at terminals * Lead free devices SMA 0.110(2.80) 0.065(1.65) 0.094(2.40) 0.049(1.25) (1) 0.181(4.60) (2) 0.165(4.20) MECHANICAL DATA Case: JEDEC SMA molded plastic Polarity: Color band denotes cathode end 0.012(0.310) 0.006(0.150) 0.090(2.30) 0.075(1.90) 0.060(1.52) 0.008 (0.203)(max) 0.030(0.76) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS 0.212(5.40) Ratings at 25oC ambient temperature unless otherwise specified. Single phase, half wave, 60 HZ, resistive or inductive load. For capacitive load, derate current by 20%. 0.189(4.80) Dimensions in inches and (millimeters) SMA MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) SYMBOL SSM310PT UNITS Maximum Recurrent Peak Reverse Voltage RATINGS VRRM 100 Volts Maximum RMS Voltage VRMS 70 Volts Maximum DC Blocking Voltage VDC 100 Volts IO 3.0 Amps IFSM 80 Amps CJ 250 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) (SEE FIG.4) Typical Thermal Resistance (Note 1) R Operating Temperature Range Storage Temperature Range JL 30 pF o C/W TJ -65 to +150 o C TSTG -65 to +150 o C ELECTRICAL CHARACTERISTICS ( At TA = 25oC unless otherwise noted ) CHARACTERISTICS Maximum Instantaneous Forward Voltage at 3.0 A DC Maximum Average Reverse Current SYMBOL SSM310PT UNITS VF 0.85 Volts 0.5 mAmps 30 mAmps @ TA = 25oC IR at Rated DC Blocking Voltage o @ TA = 100 C NOTES : 1. Thermal Resistance ( Junction to Lead ) : PC Board Mounted on 0.31 X 0.31" ( 8 X 8mm ) copper pad area. 2. Measured at 1.0 MHZ and applied reverse voltage of 4.0 volts. 2006-5 AVERAGE FORWARD CURRENT, (A) FIG. 1 - TYPICAL FORWARD CURRENT DERATING CURVE 2.0 1.5 1.0 Single Half Wave 60HZ Resistive or Inductive Load 0.5 0 0 25 50 75 100 125 150 175 o LEAD TEMPERATURE, ( C ) INSTANTANEOUS FORWARD CURRENT, ( A ) RATING CHARACTERISTIC CURVES ( SSM310PT ) FIG. 2 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 20 10 1.0 0.1 TJ =25oC Pulse Width=300us 1% Duty Cycle 0 0.1 FIG. 3 - TYPICAL REVERSE CHARACTERISTICS o C TJ = 100 1 o TJ = 75 C o C TJ = 50 .2 0.9 1.1 1.3 1.5 1.7 1.9 100 PEAK FORWARD SURGE CURRETN(A) 5 .10 .05 8.3ms Single Half Sine-Wave (JEDEC Method) 80 60 40 20 0 .02 0 5 10 15 20 25 INSTANTANEOUS REVERSE VOLTAGE, (V) 30 1 2 5 10 20 50 NUMBER OF CYCLES AT 60 Hz FIG. 5 - TYPICAL JUNCTION CAPACITANCE 1000 JUNCTION CAPACITANCE, ( pF ) INSTANTANEOUS REVERSE CURRENT, (mA) 10 .5 0.7 120 o C TJ = 125 2 0.5 FIG. 4 - MAXIMUM NON-REPETIVE FORWARD SURGE CURRENT 50 20 0.3 INSTANTANEOUS FORWARD VOLTAGE,(V) TJ =25oC 100 10 .1 .4 1.0 4 10 REVERSE VOLTAGE, ( V ) 40 80 100