Formosa MS SUFACE MOUNT FAST RECOVERY RECTIFIER DFR1A THRU DFR1M Reverse Voltage - 50 to 1000 Volts Forward Current - 1.0Ampere FEATURES SOD-123FL Glass passivated device Ideal for surface mouted applications Low reverse leakage Metallurgically bonded construction High temperature soldering guaranteed: 250 C/10 seconds,0.375”(9.5mm) lead length, 5 lbs. (2.3kg) tension 1.8± 0.1 1.0±0.2 Cathode Band Top View 1.3± 0.15 0.10-0.30 2.8±0.1 0.6±0.25 MECHANICAL DATA Case: JEDEC SOD-123FL molded plastic body over passivated chip Terminals: Plated axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight:0.006 ounce, 0.02 grams 3.7±0.2 Dimensions in millimeters 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 current derate by 20%. Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forward rectified current at TA=65 C (NOTE 1) Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) TL=25 C Maximum instantaneous forward voltage at 1.0A Maximum DC reverse current TA=25 C at rated DC blocking voltage TA=125 C Maximum reverse recovery time (NOTE 2) Typical junction capacitance (NOTE 3) SYMBOLS DFR1A DFR1B DFR1D MARK F1 F2 F3 F4 F5 F6 F7 VRRM VRMS VDC 50 35 50 100 70 100 200 140 200 400 280 400 600 420 600 800 560 800 1000 700 1000 DFR1G DFR1J DFR1K DFR1M UNITS VOLTS VOLTS VOLTS I(AV) 1.0 Amp IFSM 20.0 Amps VF 1.3 Volts IR 5.0 50.0 µA trr ns 500 250 150 CJ pF K/W C 4 180 -55 to +150 Typical thermal resistance (NOTE 4) RθJA Operating junction and storage temperature range TJ,TSTG Note: 1.Averaged over any 20ms period. 2.Measured with IF=0.5A, IR=1A, Irr=0.25A. 3.Measured at 1MHz and applied reverse voltage of 4.0V D.C. 4.Thermal resistance junction to ambient, 6.0 mm2 coppeer pads to each terminal. http://www.formosams.com/ TEL:886-2-22696661 FAX:886-2-22696141 Page 1 Document ID Issued Date Revised Date Revision DS-222645 2008/02/10 2010/03/10 B Page. 2 Formosa MS SUFACE MOUNT FAST RECOVERY RECTIFIER RATINGS AND CHARACTERISTIC CURVES DFR1A THRU DFR1M FIG.2 -- TYPICAL JUNCTION CAPACITANCE 100 10 10 T J =25 Pulse Width=300us 9 CAPACITANCE, pF 4 AMPERES 2 1.0 0.4 0.2 0.1 0.06 0.04 0.02 0.01 0.6 0.8 1.0 1.2 1.4 1.6 8 7 6 5 4 3 2 1 0 0 5 INSTANTANEOUS FORWARD VOLTAGE,V AVERAGE FORWARD CURRENT, AMPERES T J = 150 ° C T J = 125 ° C T J = 100 ° C 1 T J = 75 ° C T J = 50 ° C 0.1 T J = 25 ° C 0.01 0 100 200 300 400 500 600 700 800 900 INSTANTANEOUS REVERSE VOLTAGE,V http://www.formosams.com/ TEL:886-2-22696661 FAX:886-2-22696141 15 20 25 30 35 40 FIG.4 -- FORWARD DERATING CURVE 100 10 10 REVERSE VOLTAGE,VOLTS FIG.3 -- TYPICAL INSTANTANEOUS REVERSE CHARACTERISTICS µ AMPERES INSTANTANEOUS REVERSE CURRENT INSTANTANEOUS FORWARD CURRENT FIG.1 --TYPICAL FORWARD CHARACTERISTIC Page 2 1.0 0.8 0.6 0.4 0.2 0 0 25 50 75 100 125 150 175 AMBIENT TEMPERATURE, Document ID Issued Date Revised Date Revision DS-222645 2008/02/10 2010/03/10 B Page. 2