RECTRONSEMICONDUCTORTECHNICAL SPECIFICATIONRL251THRURL257SILICON RECTIFIERVOLTAGE RANGE 50 to 1000 Volts CURRENT 2.5 AmperesFEATURES****Low costLow leakageLow forward voltage dropHigh current capabilityR-3MECHANICAL DATA*****Case: Molded plasticEpoxy: Device has UL flammability classification 94V-OLead: MIL-STD-202E method 208C guaranteedMounting position: AnyWeight: 0. gram1.0 (25.4)MIN..042 (1.1)DIA..040 (1.0).160 (4.1).138 (3.5).160 (4.1).138 (3.5)DIA.MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICSRatings at 25 oC ambient temperature unless otherwise specified.Single phase, half wave, 60 Hz, resistive or inductive load.For capacitive load, derate current by 20%.1.0 (25.4)MIN.Dimensions in inches and (millimeters)MAXIMUM RATINGS (At TA = 25oC unless otherwise noted)RATINGSMaximum Recurrent Peak Reverse VoltageMaximum RMS VoltageMaximum DC Blocking VoltageMaximum Average Forward Rectified Currentoat TA = 75CPeak Forward Surge Current, 8.3 ms single half sine-wavesuperimposed on rated load (JEDEC method)Typical Junction Capacitance (Note)Typical Thermal ResistanceOperating and Storage Temperature RangeELECTRICAL CHARACTERISTICS (At TA = 25oC unless otherwise noted)CHARACTERISTICSMaximum Instantaneous Forward Voltage at 2.5A DCMaximum DC Reverse Current@TA = 25oCat Rated DC Blocking Voltage@TA = 100oCMaximum Full Load Reverse Current Average, Full Cycle.375” (9.5mm) lead length at TL = 75oCNOTES :Measured at 1 MHZ and applied reverse voltage of 4.0 volts SYMBOLVFRL251RL252RL253RL21.15.05030RL255RL256RL257UNITSVoltsuAmpsuAmps2001-5SYMBOLVRRMVRMSVDCIOIFSMCJRθJATJ, TSTGRL251503550RL25210070100RL253200140200RL24002804002.51503535-65 to + 1750RL255600420600RL256800560800RL25710007001000UNITSVoltsVoltsVoltsAmpsAmpspFC/W0CIRRATING AND CHARACTERISTIC CURVES ( RL251 THRU RL257 )FIG. 1 - TYPICAL FORWARD CURRENT DERATING CURVEAVERAGE FORWARD CURRENT, (A) FIG. 2 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICSINSTANTANEOUS FORWARD CURRENT, (A)2.52010421.0.4.2.1.04.02.01.6TJ = 25Pulse Width=300uS1% Duty Cycle2.01.51.0.5Single Phase Half Wave60Hz Inductive orResistive Load00255075100125150175AMBIENT TEMPERATURE, ( ).81.01.21.41.5INSTANTANEOUS FORWARD VOLTAGE, (V) FIG. 3 - MAXIMUM NON-REPETITIVE FORWARD INSTANTANEOUS REVERSE CURRENT, (uA) SURGE CURRENT PEAK FORWARD SURGE CURRENT, (A)FIG. 4 - TYPICAL REVERSE CHARACTERISTICS 1041.0.4.1.04.01TJ = 251501209060305124681020406080100NUMBER OF CYCLES AT 60Hz8.3ms Single Half Sine-Wave(JEDED Method)TJ = 100020406080100120140PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)FIG. 5 - TYPICAL JUNCTION CAPACITANCEJUNCTION CAPACITANCE, (pF)2001006040201021.1.2.41.024102040100REVERSE VOLTAGE, ( V )TJ = 25RECTRON
