UBM31PT CHENMKO ENTERPRISE CO.,LTD THRU SURFACE MOUNT GLASS PASSIVATED SUPER FAST SILICON RECTIFIER VOLTAGE RANGE 50 - 1000 Volts CURRENT 3.0 Amperes UBM38PT FEATURES * * * * * * For surface mounted applications Low profile package Built-in strain relief Superfast recovery times for high efficiency Metallurgically bonded construction Plastic package has Underwriters Laboratory Flammability Classification 94V-0 * Glass passivated junction * High temperature soldering guaranteed : 260oC/10 seconds at terminals SMB 0.083 (2.11) 0.077 (1.96) 0.155 (3.94) 0.130 (3.30) (1) (2) 0.190 (4.75) MECHANICAL DATA 0.160 (4.06) Case: JEDEC SMB molded plastic Terminals: Solder plated, solderable per MIL-STD-750, Method 2026 Polarity: Indicated by cathode band Weight: 0.003 ounces, 0.093 gram 0.012 (0.305) 0.006 (0.152) 0.096 (2.44) 0.084 (2.13) 0.060 (1.52) 0.030 (0.76) 0.220 (5.59) 0.205 (5.21) 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%. SMB Dimensions in inches and (millimeters) MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) RATINGS SYMBOL UBM31PT UBM32PT UBM33PT UBM34PT UBM35PT UBM36PT UBM37PT UBM38PT UNITS Maximum Recurrent Peak Reverse Voltage VRRM 50 100 200 300 400 600 800 1000 Volts Maximum RMS Voltage VRMS 35 70 140 210 280 420 560 700 Volts Maximum DC Blocking Voltage VDC 50 100 200 300 400 600 800 1000 Volts o Maximum Average Forward Rectified Current TL = 90 C IO 3.0 Amps IFSM 100 Amps Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Typical Junction Capacitance (Note 1) CJ Operating and Storage Temperature Range 50 TJ, TSTG 30 pF o -65 to +150 C ELECTRICAL CHARACTERISTICS ( At TA = 25oC unless otherwise noted ) CHARACTERISTICS SYMBOL Maximum Instantaneous Forward Voltage at 3.0 A DC Maximum DC Reverse Current @ TA = 25oC at Rated DC Blocking Voltage @ TA = 100oC Maximum Reverse Recovery Time (Note 2) NOTES : 1. Measured at 1.0 MHZ and applied reverse voltage of 4.0 volts 2. Test Conditions : IF = 0.5 A, IR = -1.0 A, IRR = -0.25 A VF UBM31PT UBM32PT UBM33PT UBM34PT UBM35PT UBM36PT UBM37PT UBM38PT 0.95 1.27 1.75 10 UNITS Volts uAmps IR 200 trr 35 uAmps 45 nSec 2002-5 FIG. 1 - TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC 50 NONINDUCTIVE 10 NONINDUCTIVE trr +0.5A (-) D.U.T (+) 0 PULSE GENERATOR (NOTE 2) 25 Vdc (approx) (-) 1 NONINDUCTIVE OSCILLOSCOPE (NOTE 1) -0.25A (+) -1.0A 1cm NOTES: 1. Rise Time = 7 ns max. Input Impedance = 1 megohm. 22 pF. 2. Rise Time = 10 ns max. Source Impedlance= 50 ohms. SET TIME BASE FOR 10 nS/cm FIG. 3 - TYPICAL REVERSE CHARACTERISTICS AVERAGE FORWARD CURRENT, ( A ) RATING CHARACTERISTIC CURVES ( UBM31PT THRU UBM38PT ) FIG. 2 - TYPICAL FORWARD CURRENT DERATING CURVE 3.0 2.5 2.0 1.5 Single Phase Half Wave 60Hz Resistive or Inductive Load 1.0 0.5 0 0 25 50 75 100 125 150 175 LEAD TEMPERATURE ( OC ) FIG. 4 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 10 TJ =75oC 1.0 .1 TJ =25oC T M3 ~U UB BM 38 M3 PT 5P UB T~ PT 36 M 0.1 TJ =25oC .01 .001 .01 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, ( % ) 0 .2 .4 .6 .8 1.0 1.2 1.4 1.6 INSTANTANEOUS FORWARD VOLTAGE, ( V ) FIG. 5 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 1.8 FIG. 6 - TYPICAL JUNCTION CAPACITANCE 140 200 120 JUNCTION CAPACITANCE, ( pF ) PEAK FORWARD SURGE CURRENT, ( A ) 1P Pulse Width = 300uS 1% Duty Cycle 1.0 UB 10 M3 TJ =100oC UB INSTANTANEOUS FORWARD CURRENT, ( A ) INSTANTANEOUS REVERSE CURRENT, (uA) 4P T 100 8.3ms Single Half Sine-Wave (JEDEC Method) 100 80 60 40 20 0 100 60 UBM 31PT 40 UBM3 ~UBM 6PT~ 20 35PT UBM3 8PT 10 6 4 TJ =25oC 2 1 1 2 5 10 20 NUMBER OF CYCLES AT 60 Hz 50 100 .1 .2 .4 1.0 2 4 10 20 REVERSE VOLTAGE, ( V ) 40 100