SRTA - SRTM SURFACE MOUNT FAST RECOVERY RECTIFIER PRV : 50 - 1000 Volts Io : 2.5 Amperes SMB (DO-214AA) * * * * * * 4.8 ± 0.15 5.4 ± 0.15 FEATURES : High current capability High surge current capability High reliability Low reverse current Low forward voltage drop Fast switching for high efficiency 1.1 ± 0.3 0.22 ± 0.07 2.0 ± 0.1 3.6 ± 0.15 2.3 ± 0.2 MECHANICAL DATA : Dimensions in millimeter * Case : SMB Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Lead Formed for Surface Mount * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.1079 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating 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%. RATING SYMBOL SRTA SRTB SRTD SRTG SRTJ SRTK SRTM UNIT Maximum Recurrent Peak Reverse Voltage VRRM 50 100 200 400 600 800 1000 V Maximum RMS Voltage VRMS 35 70 140 280 420 560 700 V Maximum DC Blocking Voltage VDC 50 100 200 400 600 800 1000 V Maximum Average Forward Current Ta = 55 °C IF(AV) 2.5 A IFSM 100 A VF 1.3 V IR 10 µA Maximum Peak Forward Surge Current, 8.3ms Single half sine wave superimposed on rated load (JEDEC Method) Maximum Peak Forward Voltage at IF = 2.5 A Maximum DC Reverse Current Ta = 25 °C at Rated DC Blocking Voltage Ta = 100 °C µA IR(H) Maximum Reverse Recovery Time ( Note 1 ) Trr 150 250 500 ns Typical Junction Capacitance ( Note 2 ) CJ Junction Temperature Range TJ - 65 to + 150 °C Storage Temperature Range TSTG - 65 to + 150 °C pf Notes : ( 1 ) Reverse Recovery Test Conditions : IF = 0.5 A, IR = 1.0 A, Irr = 0.25 A. ( 2 ) Measured at 1.0 MHz and applied reverse voltage of 4.0 VDC Page 1 of 2 Rev. 01 : April 2, 2002 RATING AND CHARACTERISTIC CURVES ( SRTA - SRTM ) FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50 Ω Trr 10 Ω + 0.5 A D.U.T. + 0 PULSE GENERATOR ( NOTE 2 ) 50 Vdc (approx ) 1Ω - 0.25 A OSCILLOSCOPE ( NOTE 1 ) - 1.0 A SET TIME BASE FOR 50/100 ns/cm NOTES : 1. Rise Time = 7 ns max., Input Impedance = 1 megaohm, 22 pF. 1 cm 2. Rise time = 10 ns max., Source Impedance = 50 ohms. 3. All Resistors = Non-inductive Types. FIG.2 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT FIG.3 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 100 8.3 ms SINGLE HALF SINE WAVE PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD OUTPUT CURRENT, AMPERES 2.5 2.0 1.5 1.0 0.5 Ta = 50 °C 80 60 40 20 60Hz RESISTIVE OR INDUCTIVE LOAD 0 0 25 50 75 100 125 150 0 175 1 2 AMBIENT TEMPERATURE, ( °C) FIG.4 - TYPICAL FORWARD CHARACTERISTICS 6 10 20 40 60 100 FIG.5 - TYPICAL REVERSE CHARACTERISTICS 100 10 Pulse Width = 300 µs 2% Duty Cycle REVERSE CURRENT, MICROAMPERES FORWARD CURRENT, AMPERES 4 NUMBER OF CYCLES AT 60Hz TJ = 25 °C 10 1.0 0.1 TJ = 100 °C 1.0 0.1 TJ = 25 °C 0.01 0 20 40 60 80 100 120 140 PERCENT OF RATED REVERSE VOLTAGE, (%) 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 FORWARD VOLTAGE, VOLTS Page 2 of 2 Rev. 01 : April 2, 2002