RM3 - RM3B SILICON RECTIFIER DIODES PRV : 400 - 800 Volts Io : 2.5 Ampere DO - 201AD FEATURES : * * * * * * High current capability High surge current capability High reliability Low reverse current Low forward voltage drop Pb / RoHS Free 1.00 (25.4) MIN. 0.21 (5.33) 0.19 (4.83) 0.375 (9.53) 0.285 (7.24) 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 : 1.21 grams 1.00 (25.4) MIN. 0.052 (1.32) 0.048 (1.22) Dimensions in inches and ( millimeters ) 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 RM3 RM3A RM3B UNIT Maximum Reverse Voltage VRM 400 600 800 V Maximum Peak Reverse Surge Voltage VRSM 400 600 800 V Maximum Average Forward Current IF(AV) 2.5 A IFSM 150 A VF 0.95 V IR 10 µA IR(H) 100 µA Junction Temperature Range TJ - 40 to + 150 °C Storage Temperature Range TSTG - 40 to + 150 °C Maximum Peak Forward Surge Current Half-cycle Sine wave, 50 Hz, Single Shot Maximum Forward Voltage at IF = 2.5 A Maximum Reverse Current at VR = VRmax. Page 1 of 2 Ta = 25 °C Ta = 150 °C Rev. 02 : March 25, 2005 RATING AND CHARACTERISTIC CURVES ( RM3 - RM3B ) FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 150 2.5 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD OUTPUT CURRENT, AMPERES FIG.1 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT 2.0 1.5 1.0 0.5 0 120 90 60 30 0 0 25 50 75 100 125 150 175 1 AMBIENT TEMPERATURE, ( °C) FORWARD CURRENT, AMPERES 10 1.0 Ta = 25 °C 0.1 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 FORWARD VOLTAGE, VOLTS Page 2 of 2 4 6 10 20 40 60 100 1.3 1.4 FIG.4 - TYPICAL REVERSE CHARACTERISTICS REVERSE CURRENT, MICROAMPERES FIG.3 - TYPICAL FORWARD CHARACTERISTICS 0.01 0.4 2 NUMBER OF CYCLES AT 60Hz 10 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, (%) Rev. 02 : March 25, 2005