SF21 - SF26 W TE PO WE R SEM IC O ND UC TO R S 2.0A SUPER-FAST RECTIFIER Features ! Diffused Junction ! ! ! ! Low Forward Voltage Drop High Current Capability High Reliability High Surge Current Capability A B A Mechanical Data ! ! ! ! ! ! C Case: Molded Plastic Terminals: Plated Leads Solderable per MIL-STD-202, Method 208 Polarity: Cathode Band Weight: 0.40 grams (approx.) Mounting Position: Any Marking: Type Number D DO-15 Dim Min Max A 25.4 -- B 5.50 7.62 C 0.71 0.864 D 2.60 3.60 All Dimensions in mm Maximum Ratings and Electrical Characteristics @TA=25C unless otherwise specified Single Phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Characteristic Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Average Rectified Output Current (Note 1) Symbol SF21 SF22 SF23 SF24 SF25 SF26 Unit VRRM VRWM VR 50 100 150 200 300 400 V VR(RMS) 35 70 105 140 210 280 V IO 2.0 A Non-Repetitive Peak Forward Surge Current 8.3ms Single half sine-wave superimposed on rated load (JEDEC Method) IFSM 50 A Forward Voltage @IF = 2.0A VFM @TA = 25C @TA = 100C IRM 5.0 100 A Reverse Recovery Time (Note 2) trr 35 nS Typical Junction Capacitance (Note 3) Cj Operating Temperature Range Tj -65 to +125 C TSTG -65 to +150 C Peak Reverse Current At Rated DC Blocking Voltage @TA = 55C Storage Temperature Range 0.95 1.3 60 30 V pF *Glass passivated forms are available upon request Note: 1. Leads maintained at ambient temperature at a distance of 9.5mm from the case 2. Measured with IF = 0.5A, IR = 1.0A, IRR = 0.25A. See figure 5. 3. Measured at 1.0 MHz and applied reverse voltage of 4.0V D.C. SF21 - SF26 5-3 (c) 1999 Won-Top Electronics IF, INSTANTANEOUS FORWARD CURRENT (A) I(AV), AVERAGE FWD RECTIFIED CURRENT (A) 2.0 1.6 1.2 0.8 0.4 Single phase half-wave 60 Hz resistive or inductive load 0 25 50 75 100 125 150 175 10 SF21 - SF24 1.0 SF25 - SF26 0.1 Tj = 25C Pulse width = 300s 0.01 0.6 200 TA, AMBIENT TEMPERATURE (C) Fig. 1 Forward Current Derating Curve 1.0 1.2 1.4 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 2 Typical Forward Characteristics IFSM, PEAK FORWARD SURGE CURRENT (A) 100 Cj, CAPACITANCE (pF) 0.8 SF21 - SF24 SF25 - SF26 10 Tj = 25C f = 1.0MHz 1 60 40 20 10 1 10 100 1 VR, REVERSE VOLTAGE (V) Fig. 4 Typical Junction Capacitance 10 100 NUMBER OF CYCLES AT 60 Hz Fig. 3 Peak Forward Surge Current trr +0.5A 50 NI (Non-inductive) 10 NI Device Under Test (-) 0A (+) Pulse Generator (Note 2) 50V DC Approx (-) 1.0 NI Oscilloscope (Note 1) -0.25A (+) Notes: 1. Rise Time = 7.0ns max. Input Impedance = 1.0M, 22pF. 2. Rise Time = 10ns max. Input Impedance = 50. -1.0A Set time base for 5/10ns/cm Fig. 5 Reverse Recovery Time Characteristic and Test Circuit SF21 - SF26 5-4 (c) 1999 Won-Top Electronics