RA252PT

CHENMKO ENTERPRISE CO.,LTD AUTOMOTIVE RECTIFIER VOLTAGE RANGE 50 - 1000 Volts FEATURES * Plastic package has Underwriters Laboratory Flammability Classification 94V-0 * Low cost * Low leakage * Low forward voltage drop * High current capability R A2505 PT THRU RA2510 PT CURRENT 25 Amperes RA .185(4.7) .165(4.2) .250(6.4) .235(6.0) MECHANICAL DATA Case: JEDEC RA molded plastic Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any .225(5.7) .215(5.5) .410(10.4) .380(9.70) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS 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%. Dimensions in inches and (millimeters) RA UNITS MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) RATINGS Marking Color Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current at TC = 150 C Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Typical Thermal Resistanc Operating and Storage Temperature Range o SYMBOL R A 2 5 0 5PT R A 2 5 1 PT R A 2 5 2 PT R A 2 5 4 PT R A 2 5 6 PT R A 2 5 8 PT R A 2 5 1 0P T Violet VRRM VRMS VDC IO 50 35 50 Brown 100 70 100 Red 200 140 200 Yellow 400 280 400 25.0 Blue 600 420 600 Silver 800 560 800 Gold 1000 700 1000 Volts Volts Volts Amps IFSM R 400 1.0 -65 to +175 Amps o JL C/W o TJ, TSTG C ELECTRICAL CHARACTERISTICS ( At TA = 25oC unless otherwise noted ) CHARACTERISTICS Maximum Instantaneous Forward Voltage at 25.0 A DC Maximum Reverse Current at rated DC blocking Voltage per leg @ T A = 2 5 oC @ TC = 100oC SYMBOL VF R A 2 5 0 5PT R A 2 5 1 PT R A 2 5 2 PT R A 2 5 4 PT R A 2 5 6 PT R A 2 5 8 PT R A 2 5 1 0P T UNITS Volts 1.0 25 IR 500 uAmps 2 001-6 NOTES : Enough heat sink must be considered in application. RATING CHARACTERISTIC CURVES ( RA2505PT THRU RA2510PT ) FIG. 1 - TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT, (A) 30 25 20 15 10 5 0 0 25 50 75 100 125 150 CASE TEMPERATURE, ( oC ) 175 200 Single Phase Half Wave 60Hz Resistive or Inductive Load PEAK FORWARD SURGE CURRENT, ( A ) FIG. 2 - MAXIMUM NON-REPETIVE FORWARD SURGE CURRENT 600 500 400 300 200 100 0 8.3ms Single Half Sine-Wave (JEDEC Method) 1 2 5 10 20 NUMBER OF CYCLES AT 60 Hz 50 100 FIG. 3 - FORWARD POWER DISSIPATION 50 INSTANTANEOUS FORWARD CURRENT, ( A ) 700 500 300 200 100 50 30 20 10 5.0 3.0 2.0 1.0 0.7 0.5 0.3 0.2 0 10 20 30 40 50 0.6 FIG. 4 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS TJ =25oC TYPICAL MAXIMUM AVERAGE POWER DISSIPATION, ( W ) 40 SQUARE WAVE 30 20 10 0 AVERAGE FORWARD CURRENT, ( A ) 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 INSTANTANEOUS FORWARD VOLTAGE, ( V )