SF18

SF11~SF18 SUPERFAST RECOVERY RECTIFIERS Reverse Voltage – 50 to 600 Volts Forward Current – 1.0 Ampere Features • Plastic package has Underwriters Laboratory Flammability Classification 94V-0. • High surge capability • Low forward voltage, high current capability • Hermetically sealed • Super-fast recovery times • Low leakage Mechanical Data • Case: DO-41 molded plastic • Terminals: Axial Leads, solderable per MIL-STD-202, method 208 guaranteed • Polarity: Colored band denotes cathode end • Mounting position: Any Absolute Maximum Ratings and 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%. Symbols SF11 Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current 0.375” (9.5mm) Lead Length at TA = 55℃ Peak Forward Surge Current 8.3ms single half sine-wave superimposed on rated load (JEDEC method) Maximum Forward Voltage at 1.0A Maximum Reverse Current at Rated DC Blocking Voltage Ta = 25℃ Ta = 100℃ VRRM VRMS VDC I(AV) 50 35 50 SF12 100 70 100 SF13 150 105 150 SF14 200 140 200 1.0 SF15 300 210 300 SF16 400 280 400 SF18 600 420 600 Unit V V V A IFSM VF IR TRR CJ RθJA TJ Ts 50 35 0.95 30 1.25 5.0 500 50 25 50 -55 to +150 -55 to +150 O A 1.7 V uA nS pF C/W O O Maximum Reverse Recovery Time (note1) Typical Junction Capacitance(note2) Typical Thermal Resistance(note3) Operating Junction Temperature Storage Temperature Range C C Notes: 1.Reverse recovery test conditions: IF = 0.5A, IR = 1.0A, IRR = 0.25A 2.Measured at 1.0MHz and applied reverse voltage of 4.0V 3.Thermal resistance from junction to ambient 0.375” (9.5mm) lead length P.C.B mounted. SEMTECH ELECTRONICS LTD. ® (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 13/05/2005 H SF11~SF18 REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50 NONINDUCTIVE 10 NONINDUCTIVE +0.5A DUT (+) 50Vdc (appox) (-) 1 NON INDUCTIVE OSCILLOSCOPE (NOTE 1) (-) 0 PULSE GENERATOR (NOTE 2) (+) -1.0A 1cm NOTES:1. Rise Time=7ns max. Input Impedance= 1 megohm 22 pf 2. Rise Time=10ns max. Sourse Impedance= 50 ohms SET TIME BASE FOR 5/10ns/cm -0.25A trr Typical reverse characteristics 1 000 Typical forward characteristics 100 TJ=25 C Pulse width=300 s 1% duty cycle SF11~SF14 TJ=100 C Instantaneous reverse current, A 100 Instantaneous forward current, A 10 SF15~SF16 10 1 SF17~SF18 TJ=25 C 1 0.1 0.1 0 40 80 120 0.01 0.4 0.8 1.2 1.6 1.8 Percent of rated p eak reverse volta g e , % Forward voltage, V Maximum non-repeitive forward surge current Peak forward surge current, A 175 30 Typical junction capacitance Junction capacitance, pF 125 20 75 SF11~SF14 25 0 0.1 1 10 100 1000 SF15~SF18 10 1 10 100 Number of cycles at 60Hz Reverse voltage, V SEMTECH ELECTRONICS LTD. ® (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) Dated : 13/05/2005 H