FR256

FR251 THRU FR257 FAST RECOVER RECTIFIER VOLTAGE RANGE CURRENT 50 to 1000 Volts 2 .5Ampere FEATURES Low coat construction Fast switching for high efficency. Low reverse leakage High forward surge current capability High temperature soldering guaranteed: 260℃/10 secods/.375”(9.5mm)lead length at 5 lbs(2.3kg) tension MECHANICAL DATA Case: Transfer molded plastic Epoxy: UL94V-O rate flame retardant Polarity: Color band denotes cathode end Lead: Plated axial lead, solderable per MIL-STD-202E method 208C Mounting position: Any Weight: 0.042ounce, 1.19 grams 1.0(25.4) MIN. .160(4.1) .138(3.5) 1.0(25.4) MIN. .042(1.1) .038(0.96) DIA. R-3 .160(4.1) DIA. .138(3.5) Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25OC ambient temperature unless otherwise specified Single Phase, half wave, 60Hz, resistive or inductive load For capacitive load derate current by 20% SYMBOLS Maximum Repetitive Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current 0.375”(9.5mm) lead length at TA= 75℃ Peak Forward Surge Current 8.3mS single half sine wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage @ 2.5A Maximum DC Reverse Current at Rated DC Blocking Voltage TA = 25℃ TA = 100℃ Maximum Reverse Recovery Time (Note 3) TJ=25℃ Typical Junction Capacitance (Note 1) VRRM VRMS VDC I(AV) IFSM VF IR trr CJ FR 251 50 35 50 FR FR FR...