RU1A

RU1 - RU1B PRV : 400 - 800 Volts Io : 0.25 Ampere FEATURES : * * * * * * * High current capability High surge current capability High reliability Low reverse current Low forward voltage drop Fast switching for high efficiency Pb / RoHS Free FAST RECOVERY RECTIFIER DIODES D2 0.161 (4.1) 0.154 (3.9) 1.00 (25.4) MIN. 0.284 (7.2) 0.268 (6.8) MECHANICAL DATA : * Case : D2 Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Axial lead solderable per MIL-STD-202, Method 208 guaranteed * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.465 gram 0.034 (0.86) 0.028 (0.71) 1.00 (25.4) MIN. Dimensions in inches and ( millimeters ) 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%. MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS RATING Maximum Peak Reverse Voltage Maximum Peak Reverse Surge Voltage Maximum Average Forward Current Ta = 50 °C Maximum Peak Forward Surge Current ( 50 Hz, Half-cycle, Sine wave, Single Shot ) Maximum Forward Voltage at IF = 0.25 A Maximum Reverse Current at VR = VRM Maximum Reverse Current at VR = VRM Maximum Reverse Recovery Time (Note 1) Junction Temperature Range Storage Temperature Range Ta = 25 °C Ta = 100 °C SYMBOL VRM VRSM IF(AV) RU1 400 450 RU1A 600 650 0.25 RU1B 800 850 UNIT V V A IFSM VF IR IR(H) Trr TJ TSTG 15 2.5 10 200 400 - 40 to + 130 - 40 to + 130 A V µA µA ns °C °C Notes : ( 1 ) Reverse Recovery Test Conditions : IF = 10 mA, IRP = 10 mA. Page 1 of 2 Rev. 02 : March 25, 2005 RATING AND CHARACTERISTIC CURVES ( RU1 - RU1B ) FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 100 µF specimen 10 mA IF 0.1 IRP 200µS NOTE : IF = IRP = 10 mA TO 1 mA 10 mA IRP 20µS 100 Ω Trr FIG.2 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT AVERAGE FORWARD OUTPUT CURRENT, AMPERES 0.25 25 FIG.3 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT, AMPERES 0.20 20 0.15 15 0.10 10 0.05 5 0 0 25 50 75 100 125 150 175 0 1 2 4 6 10 20 40 60 100 AMBIENT TEMPERATURE, ( °C) FIG.4 - TYPICAL FORWARD CHARACTERISTICS REVERSE CURRENT, MICROAMPERES FORWARD CURRENT, AMPERES 10 10 NUMBER OF CYCLES AT 50Hz FIG.5 - TYPICAL REVERSE CHARACTERISTICS TJ = 100 °C 1.0 1.0 0.1 Ta = 25 °C 0.1 TJ = 25 °C 0.01 0.5 0.01 0 20 40 60 80 100 120 140 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 FORWARD VOLTAGE, VOLTS PERCENT OF RATED REVERSE VOLTAGE, (%) Page 2 of 2 Rev. 02 : March 25, 2005