RL251 JINANJINGHENG | Alldatasheet
Document overview
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Technical content
Dimensions in inches and (millimeters) 0.160(4.1) 0.160(4.1) 0.042(1.1) 1.0(25.4) MIN 1.0(25.4) MIN 0.138(3.5) 0.138(3.5) DIA 0.040(1.0) DIA RL251 THRU RL257 GENERAL PURPOSE PLASTIC RECTIFIER Reverse Voltage - 50 to 1000 Volts Forward Current -2.5Amperes MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS (Ratings at 25 C ambient temperature unless otherwise specified ,Single phase ,half wave 60Hz,,resistive or inductive load. For capacitive load, derate by 20%.)
FEATURES
Case: R-3 molded plastic body Terminals: Lead solderable per MIL-STD-750,method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.021ounce, 0.60 gram The plastic package has Underwrites Laboratory Flammability Classification 94V-0 Construction utilizes void-free molded plastic technique High surge current capability 2.5A operation at TL=75 C with no thermal runaway Low reverse leakage High temperature soldering guaranteed: 250 C/10 seconds,0.375"(9.5mm) lead length,5lbs.(2.3kg)tension Maximum Recurrent Peak Reverse Voltage 50 100 100 200 140 200 400300 280210 400300 600 420 600 1000 700 1000 VRRM Volts Volts Volts Volts A Amps Amps VRMS VDC I(AV) IFSM TSTG VF IR R JA Maximum RMS Voltage Maximum DC Blocking Voltage Maximum average Forward Rectified Current 0.375"(9.5mm)lead length at TA=75 C Maximum Instantaneous Forward Voltage at IFM=2.5 A ,TA=25 C T =25 C T =100 C A A Typical Thermal Resistance (Note 2) Typical Junction Capacitance(Note 1) Operating and Storage temperature Range Maximum Reverse current at rated DC Blocking Voltage Peak Forward Surge Current (8.3ms half sine- wave superimposed on rated load (JEDEC method) 2.5 150.0 35.0 5.0 35.0 50.0 1.1 PF C/W C CJ TJ -50 to+175 Note: 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 R SEMICONDUCTOR SILICON RECTIFIER RL 251 RL 252 RL 256 RL 254 RL 253 RL 255 RL 257Symbols Units JFJF 7-32
RATINGS AND CHARACTE RISTIC CURVES RL251 THRU RL257 0.01 0.01 0.1 1.0 0.1 120 150 200 40 60 80 100 120 140 1 10 100 0 25 50 75 125100 150 175 0.5 1.0 1.5 2.0 2.5 FIG.1-FORWARD CURRENT DERATING CURVE FIG.3-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT FIG.2-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG.4-TYPICAL REVERSE CHARACTERISTICS AVERAGE FORWARD CURRENT AMPERES INSTANTANEOUS FORWARD CURRENT( AMPERES) PEAK FORWARD SURGE CURRENT(AMPERES) INSTANTANEOUS FORWARD VOLTAGE (VOLTS) REVERSE VOLTAGE. (VOLTS) PERCENT OF RATED PEAK REVERSE VOLTAGE % NUMBER OF CYCLES AT 60Hz LEAD TEMPERATURE ( C) TJ=25 C PULSE WIDTH=300 S 1% DUTY CYCLE 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) TJ=100 C TJ=25 C SINGLE PHASE HALF WAVE 60Hz RESISTIVE OR INDUCTIVE LOAD 0.1 1 10 100 100 FIG.5-TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE(pF) TJ=25 C INSTANTANEOUS REVERSE CURRENT ( A) SILICON RECTIFIER 7-33