SSM22PT CHENMKO ENTERPRISE CO.,LTD THRU SURFACE MOUNT SSM26PT SCHOTTKY BARRIER RECTIFIER VOLTAGE RANGE 20 - 60 Volts CURRENT 2.0 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 SMA 0.110(2.80) 0.065(1.65) 0.094(2.40) 0.049(1.25) (1) (2) 0.181(4.60) 0.165(4.20) MECHANICAL DATA Case: JEDEC SMA molded plastic Terminals: Solder plated, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Weight: 0.002 ounce 0.064 gram 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) o 0.189(4.80) Ratings at 25 C ambient temperature unless otherwise specified. Single phase, half wave, 60 HZ, resistive or inductive load. For capacitive load, derate current by 20%. SMA Dimensions in inches and (millimeters) MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) SYMBOL SSM22PT SSM24PT SSM25PT SSM26PT UNITS Maximum Recurrent Peak Reverse Voltage RATINGS 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) 2.0 Amps IFSM 50 Amps R Operating Temperature Range 210 110 -65 to +125 TSTG pF o 20 JL TJ Storage Temperature Range Volts IO CJ Typical Thermal Resistance (Note 1) SSM23PT -65 to +150 -65 to +150 C/W o C 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 SSM22PT SSM23PT SSM24PT 0.55 SSM25PT SSM26PT 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. 2002-5 2.0 1.5 T~ 25P PT Single Half Wave 60HZ Resistive or Inductive Load 0.5 T 26P SM24 SSM 1.0 SSM S 2PT~ SSM2 AVERAGE FORWARD CURRENT, (A) FIG. 1 - TYPICAL FORWARD CURRENT DERATING CURVE 0 0 25 50 75 100 125 150 175 o LEAD TEMPERATURE, ( C ) INSTANTANEOUS FORWARD CURRENT, ( A ) RATING CHARACTERISTIC CURVES ( SSM22PT THRU SSM26PT ) FIG. 2 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 20 TJ =25oC Pulse Width=300us 1% Duty Cycle 10 SSM22PT SSM23PT SSM24PT SSM25PT SSM26PT 1.0 0.1 0.1 0.5 0.6 0.7 0.8 0.9 1.0 1.2 FIG. 3B - TYPICAL REVERSE CHARACTERISTICS SSM22PT~SSM24PT INSTANTANEOUS REVERSE CURRENT, (mA) INSTANTANEOUS REVERSE CURRENT, (mA) 0.4 100 TJ = 125oC 10 1.0 TJ = 75oC .10 TJ = 25oC .01 0 SSM25PT~SSM26PT 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 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, ( % ) FIG. 5 - MAXIMUM NON-REPETIVE FORWARD SURGE CURRENT 300 TJ =25oC 100 80 60 40 20 SSM22PT~SSM24PT SSM25PT~SSM26PT 10 .1 .4 1.0 4 10 REVERSE VOLTAGE, ( V ) 40 80 PEAK FORWARD SURGE CURRETN(A) FIG. 4 - TYPICAL JUNCTION CAPACITANCE 500 JUNCTION CAPACITANCE, ( pF ) 0.3 INSTANTANEOUS FORWARD VOLTAGE,(V) FIG. 3A - TYPICAL REVERSE CHARACTERISTICS 100 .001 0.2 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