RL257

RL251 thru RL257 PLASTIC SILICON RECTIFIERS REVERSE VOLTAGE - 50 to 1000 Volts FORWARD CURRENT - 2.5 Amperes R- 3 FEATURES ● Low cost ● Diffused junction ● Low forward voltage drop ● Low reverse leakage current ● High current capability ● The plastic material carries UL recognition 94V-0 1.0(25.4) MIN .042(1.07) .038(0.97) .171(4.35) .156(3.95) .157(4.0) .142(3.6) MECHANICAL DATA ●Case: JEDEC R-3 molded plastic ●Polarity: Color band denotes cathode ●Weight: 0.021 ounces , 0.58 grams ●Mounting position: Any 1.0(25.4) MIN Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25℃ ambient temperature unless otherwise specified. Single phase, half wave ,60Hz, resistive or inductive load. For capacitive load, derate current by 20% CHARACTERISTICS Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current Peak Forward Surge Current 8.3ms Single Half Sine-Wave Super Imposed on Rated Load(JEDEC Method) Maximum Peak Forward Voltage at 2.5A DC Maximum DC Reverse Current at Rated DC Blocking Voltage Typical Junction Capacitance (Note1) Typical Thermal Resistance (Note2) Operating Temperature Range Storage Temperature Range @TJ=25℃ @TJ=100℃ @TA =70 ℃ SYMBOL VRRM VRMS VDC I(AV) RL251 50 35 50 RL252 100 70 100 RL253 200 140 200 RL254 400 280 400 2.5 RL255 600 420 600 RL256 800 560 800 RL257 1000 700 1000 UNIT V V V A IFSM VF IR CJ RθJA TJ TSTG 90 1.1 5.0 50 25 30 -55 to +125 -55 to +125 A V uA pF ℃/W ℃ ℃ NOTES:1.Measured at 1.0 MHz and applied reverse voltage of 4.0V DC 2.Thermal resistance junction of ambient. ~ 13 ~ RATING AND CHARACTERTIC CURVES RL251 thru RL257 FIG. 1 – FORWARD CURRENT DERATING CURVE 2.5 AVERAGE FORWARD CURRENT (AMPERES) PEAK FORWARD SURGE CURRENT (AMPERES) SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD FIG. 2 – MAXIMUM NON-REPETITIVE SURGE CURRENT 120 2.0 90 1.5 PULSE WIDTH 8.3ms SINGLE HALF-SINE-WAVE (JEDEC METHOD) 60 1.0 0.5 30 0 25 50 75 100 125 150 175 0 1 2 4 10 20 40 100 AMBIENT TEMPERATURE () NUMBER OF CYCLES AT 60Hz FIG.3 – TYPICAL JUNCTION CAPACITANCE 100 60 40 CAPACITANCE (pF) INSTANTANEOUS FORWARD CURRENT,(A) 10 FIG.4-TYPICAL FORWARD CHARACTERISTICS 20 1.0 TJ = 25°C 10 0.1 4 TJ = 25°C f = 1 MHz PULSE WIDTH 300us 2 1 .1 .2 .4 1.0 2 4 20 40 100 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 REVERSE VOLTAGE,VOLTS INSTANTANEOUS FORWARD VOLTAGE,VOLTS ~ 14 ~