UF1501/S - UF1507/S 1.5A ULTRA-FAST RECTIFIER Features * * * * * * Diffused Junction Ultra-Fast Switching for High Efficiency High Current Capability and Low Forward Voltage Drop Surge Overload Rating to 50A Peak Low Reverse Leakage Current Plastic Material: UL Flammability Classification Rating 94V-0 B A A C D DO-41 Mechanical Data * * * * * * * Case: Molded Plastic Terminals: Plated Leads Solderable per MIL-STD-202, Method 208 Polarity: Cathode Band Marking: Type Number DO-41 Weight: 0.35 grams (approx.) DO-15 Weight: 0.40 grams (approx.) Mounting Position: Any Dim Min A B C D DO-15 Max Min Max 25.40 3/4 25.40 3/4 4.06 5.21 5.50 7.62 0.71 0.864 0.686 0.889 2.00 2.72 2.60 3.60 All Dimensions in mm "S" Suffix Designates DO-41 Package No Suffix Designates DO-15 Package 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%. UF UF UF UF UF UF UF Symbol 1501/S 1502/S 1503/S 1504/S 1505/S 1506/S 1507/S Characteristic Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Average Rectified Output Current (Note 1) @ TA = 50C Non-Repetitive Peak Forward Surge Current 8.3ms Single half sine-wave Superimposed on Rated Load (JEDEC Method) Forward Voltage Peak Reverse Current at Rated DC Blocking Voltage Unit VRRM VRWM VR 50 100 200 400 600 800 1000 V VR(RMS) 35 70 140 280 420 560 700 V IO 1.5 A IFSM 50 A @ IF = 1.5A VFM @ TA = 25C @ TA = 100C IRM 1.0 1.3 1.7 5.0 100 V mA Reverse Recovery Time (Note 3) trr 50 75 ns Typical Junction Capacitance (Note 2) Cj 35 20 pF Typical Thermal Resistance Junction to Ambient Operating and Storage Temperature Range Notes: RqJA 70 K/W Tj, TSTG -65 to +150 C 1. Valid provided that leads are maintained at ambient temperature at a distance of 9.5mm from the case. 2. Measured at 1.0MHz and applied reverse voltage of 4.0V DC. 3. Measured with IF = 0.5A, IR = 1.0A, Irr = 0.25A. See figure 5. DS25006 Rev. A1-2 1 of 2 www.diodes.com UF1501/S - UF1507/S a Diodes Incorporated IF, INSTANTANEOUS FORWARD CURRENT (A) I(AV), AVERAGE FWD RECTIFIED CURRENT (A) 1.5 1.2 0.9 0.6 0.3 Single phase half-wave 60 Hz resistive or inductive load 0 25 50 75 100 125 150 175 10 UF1501 - UF1503 UF1504 1.0 UF1505 - UF1507 0.1 0.01 0.6 200 1.0 1.2 1.4 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 2 Typical Forward Characteristics TA, AMBIENT TEMPERATURE (C) Fig. 1 Forward Current Derating Curve 60 100 Tj = 25C f = 1.0MHz Cj, CAPACITANCE (pF) IFSM, PEAK FORWARD SURGE CURRENT (A) 0.8 40 20 UF1501 - UF1504 UF1505 - UF1507 10 1 0 1 10 1 100 10 100 VR, REVERSE VOLTAGE (V) Fig. 4 Typical Junction Capacitance NUMBER OF CYCLES AT 60Hz Fig. 3 Peak Forward Surge Current trr +0.5A Device Under Test (-) 0A (+) Pulse Generator (Note 2) 50V DC Approx (-) Oscilloscope (Note 1) -0.25A (+) -1.0A Set time base for 50/100 ns/cm Fig. 5 Reverse Recovery Time Characteristic and Test Circuit DS25006 Rev. A1-2 2 of 2 www.diodes.com UF1501/S - UF1507/S