UF1001 - UF1007 1.0A Axial Leaded Ultrafast Diode Features · · · · · · · Diffused Junction Ultra-Fast Switching for High Efficiency High Current Capability and Low Forward Voltage Drop Low Reverse Leakage Current Surge Overload Rating to 30A Peak Low Reverse Leakage Current Plastic Material: UL Flammability Classification Rating 94V-0 B A · · · · C D Mechanical Data · · A DO-41 Case: Molded Plastic Terminals: Plated Leads Solderable per MIL-STD-202, Method 208 Polarity: Cathode Band Marking: Type Number Weight: 0.35 grams (approx.) Mounting Position: Any Dim Min A 25.40 Max ¾ B 4.06 5.21 C 0.71 0.864 D 2.00 2.72 All Dimensions in mm Maximum Ratings and Electrical Characteristics @ TA = 25°C 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 @ TA = 55°C (Note 1) 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 Symbol UF 1001 UF 1002 UF 1003 UF 1004 UF 1005 UF 1006 UF 1007 Unit VRRM VRWM VR 50 100 200 400 600 800 1000 V VR(RMS) 35 70 140 280 420 560 700 V IO 1.0 A IFSM 30 A @ IF = 1.0A VFM @ TA = 25°C @ TA = 100°C 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 20 10 pF Typical Thermal Resistance Junction to Ambient Operating and Storage Temperature Range Notes: RqJA 95 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. 1 of 2 IF, INSTANTANEOUS FORWARD CURRENT (A) I(AV), AVERAGE FWD RECTIFIED CURRENT (A) 1.00 Single phase half wave Resistive or Inductive load 0.75 0.50 0.25 0 0 25 50 75 100 125 150 Tj = 25°C Pulse width = 300µs 10 0.1 UF1005 - UF1007 0.01 175 0 Cj, CAPACITANCE (pF) IFSM, PEAK FORWARD SURGE CURRENT (A) 20 10 0.6 0.8 1.0 100 10 UF1005 - UF1007 1 10 VR, REVERSE VOLTAGE (V) Fig. 4 Typical Junction Capacitance (+) (-) +0.5A 10Ω NI Device Under Test (-) 0A Pulse Generator (Note 2) 50V DC Approx 1.0Ω NI Oscilloscope (Note 1) 1.4 Tj = 25°C f = 1.0MHz trr 50Ω NI (Non-inductive) 1.2 UF1001 - UF1004 1 0 10 NUMBER OF CYCLES AT 60Hz Fig. 3 Peak Forward Surge Current 0.4 100 Pulse width 8.3 ms single half-sine-wave (JEDEC method) 1 0.2 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 2 Typical Forward Characteristics TA, AMBIENT TEMPERATURE (°C) Fig. 1 Forward Current Derating Curve 30 UF1004 UF1001 - UF1003 1.0 -0.25A (+) Notes: 1. Rise Time = 7.0ns max. Input Impedance = 1.0MΩ, 22pF. 2. Rise Time = 10ns max. Input Impedance = 50Ω. -1.0A Set time base for 50/100 ns/cm Fig. 5 Reverse Recovery Time Characteristic and Test Circuit 2 of 2 100