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| RL251 THRU RL257 Features * The plastic package carries Underwrites Laboratory Flammability Classification 94V-0 * Construction utilizes void-free molded plastic technique * High surge current capability * 2.5A operation at TL=75E with no thermal runaway * Low reverse leakage * High temperature soldering guaranteed : 250E /10 seconds, 0.375"(9.5mm) lead length, 5lbs.(2.3kg) tension CURRENT 2.5 Amperes VOLTAGE 50 to 1000 Volts DO-201AD 0.210(5.3) 0.188(4.8) DIA. 1.0(25.4) MIN. 0.375(9.5) 0.285(7.2) Mechanical Data * Case : JEDEC DO-201AD molded plastic body * Terminals : Lead solderable per MIL-STD-750, method 2026 * Polarity : Color band denotes cathode end * Mounting Position : Any * Weight : 0.042 ounce, 1.19 gram 0.042(1.1) 0.037(0.9) DIA. 1.0(25.4) MIN. Dimensions in inches and (millimeters) Maximum Ratings And Electrical Characteristics (Ratings at 25E ambient temperature unless otherwise specified, Single phase, half wave 60Hz, resistive or inductive load. For capacitive load, derate by 20%) Symbols Maximum recurrent peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forward rectified current 0.375"(9.5mm) lead length TA=75E Peak forward surge current 8.3ms half sine wave superimposed on rated load (JEDEC method) Maximum instantaneous forward voltage at IFM=2.5A, TA=25E Maximum reverse current at rated DC blocking voltage TA=25E TA=100E VRRM VRMS VDC I(AV) IFSM VF IR Re JA CJ TJ TSTG RL 251 50 35 50 RL 252 100 70 100 RL 253 200 140 200 RL 254 400 280 400 2.5 150.0 1.1 5.0 50.0 35.0 35.0 -50 to +175 RL 255 600 420 600 RL 256 800 560 800 RL 257 1000 700 1000 Units Volts Volts Volts Amps Amps Volts iA E /W pF E Typical thermal resistance (Note 2) Typical junction capacitance (Note 1) Operating and storage temperature range Notes: (1) Measured at 1MHz and applied reverse voltage of 4.0V DC. (2) Thermal resistance from junction to ambient and from junction to lead at 0.375"(9.5mm) lead length, P.C.B. mounted RATINGS AND CHARACTERISTIC CURVES RL251 THRU RL257 FIG.1-FORWARD CURRENT DERATING CURVE 2.5 AVERAGE FORWARD CURRENT AMPERES 2.0 INSTANTANEOUS FORWARD CURRENT(AMPERES) 1.5 1.0 SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD FIG.2-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 20 10 0.5 0 0 1 25 50 75 100 125 150 175 TJ=25E LEAD TEMPERATURE ( E ) 0.1 PULSE WIDTH=300i S 1% DUTY CYCLE FIG.3-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 150 120 90 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 0.01 0.6 0.8 1.0 1.2 1.4 1.5 INSTANTANEOUS FORWARD VOLTAGE (VOLTS) PEAK FORWARD SURGE CURRENT (AMPERES) FIG.4-TYPICAL REVERSE CHARACTERISTICS 60 30 5 1 10 NUMBER OF CYCLES AT 60Hz 100 INSTANTANEOUS REVERSE CURRENT (iA) 10 TJ=100E 1.0 FIG.5-TYPICAL JUNCTION CAPACITANCE 100 JUNCTION CAPACITANCE(pF) 0.1 TJ=25E 0.01 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE (%) TJ=25E 10 1 0.1 1 10 100 REVERSE VOLTAGE. VOLTS |
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