RU4DS DAMPER DIODES DO - 201AD PRV : 1300 Volts Io : 2.5 Amperes FEATURES : * * * * * * 1.00 (25.4) MIN. 0.21 (5.33) 0.19 (4.83) High current capability High surge current capability High reliability Low reverse current Low forward voltage drop Pb / RoHS Free 0.375 (9.53) 0.285 (7.24) 1.00 (25.4) MIN. 0.052 (1.32) 0.048 (1.22) MECHANICAL DATA : * Case : DO-201AD 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 : 1.16 grams 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 VALUE UNIT Maximum Peak Reverse Voltage VRM 1300 V Maximum Average Rectified Forward Current , Ta = 60 °C IF(AV) Peak Forward Surge Current 50 Hz 1.5 2.5 (with Heatsink) A IFSM 50 A VF 1.8 V Maximum Reverse Current at Reverse Voltage Ta = 25 °C IR 50 µA Maximum Reverse Current at Reverse Voltage Ta = 100 °C IR(H) 500 µA Trr 0.4 µs RөJL 8.0 °C/W Junction Temperature Range TJ - 40 to + 150 °C Storage Temperature Range TSTG - 40 to + 150 °C Half-cycle Sinewave Single Shot Maximum Forward Voltage at IF = 3 A Maximum Reverse Recovery Time ( Note 1 ) Thermal Resistance ( Junction to Lead ) Note : ( 1 ) Reverse Recovery Test Conditions : IF = 500 mA, IFP = 500 mA. Page 1 of 2 Rev. 01 : August 24, 2005 RATING AND CHARACTERISTIC CURVES ( RU4DS ) FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 100 µF specimen 100mA IF 100 mA IRP 100 Ω 20µS 0.1 IRP 200µS Trr NOTE : IF = IRP = 100 mA TO 10 mA FIG.2 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT FIG.3 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 50 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD OUTPUT CURRENT, AMPERES 2.5 2.0 1.5 1.0 0.5 0 0 25 50 60 75 100 125 150 40 30 20 10 0 175 AMBIENT TEMPERATURE, ( °C) 1 2 4 6 10 20 40 60 100 NUMBER OF CYCLES AT 50Hz FIG.4 - TYPICAL FORWARD CHARACTERISTICS 20 FORWARD CURRENT, AMPERES 10 1.0 0.1 Ta = 25 °C 0.01 0.001 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 FORWARD VOLTAGE, VOLTS Page 2 of 2 Rev. 01 : August 24, 2005