US1A - US1M 1.0A SURFACE MOUNT ULTRA-FAST RECTIFIER Features Glass Passivated Die Construction Diffused Junction Ultra-Fast Recovery Time for High Efficiency Low Forward Voltage Drop, High Current Capability, and Low Power Loss Surge Overload Rating to 30A Peak Ideally Suited for Automated Assembly Plastic Material: UL Flammability Classification Rating 94V-0 B SMA A C Mechanical Data D Case: Molded Plastic Terminals: Solder Plated Terminal - Solderable per MIL-STD-202, Method 208 Polarity: Cathode Band or Cathode Notch Marking: Type Number Weight: 0.064 grams (approx.) Mounting Position: Any J G E H Dim Min Max A 2.29 2.92 B 4.00 4.60 C 1.27 1.63 D 0.15 0.31 E 4.80 5.59 G 0.10 0.20 H 0.76 1.52 J 2.01 2.62 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 Symbol US1A US1B US1D US1G US1J US1K US1M 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 Non-Repetitive Peak Forward Surge Current 8.3ms Single half sine-wave Superimposed on Rated Load (JEDEC Method) IFSM 30 A Forward Voltage Drop @ IF = 1.0A VFM @ TA = 25C @ TA = 100C IRM Average Rectified Output Current Peak Reverse Current at Rated DC Blocking Voltage @ TT = 75C 1.0 1.3 1.7 5.0 100 V A Reverse Recovery Time (Note 2) trr 50 75 ns Typical Junction Capacitance (Note 1) Cj 20 10 pF Typical Thermal Resistance, Junction to Terminal Operating and Storage Temperature Range Notes: RJT 30 C/W Tj, TSTG -65 to +150 C 1. Measured at 1.0MHz and applied reverse voltage of 4.0V DC. 2. Measured with IF = 0.5A, IR = 1.0A, Irr = 0.25A. DS16008 Rev. B1-2 1 of 2 US1A - US1M IF, INSTANTANEOUS FORWARD CURRENT (A) IO, AVERAGE RECTIFIED CURRENT (A) 1.0 0.5 0 25 50 75 100 125 150 10 US1A - US1D US1G 1.0 US1J - US1M 0.1 Tj - 25°C Pulse Width = 300µs 0.01 0 40 Single Half Sine-Wave (JEDEC Method) 30 20 10 Tj = 150°C 0 1 10 0.8 1.2 1.6 2.0 VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 2 Typical Forward Characteristics IR, INSTANTANEOUS REVERSE CURRENT (µA) IFSM, PEAK FORWARD SURGE CURRENT (A) TT, TERMINAL TEMPERATURE (°C) Fig. 1 Forward Current Derating Curve 0.4 1000 100 Tj = 100°C 10 1.0 Tj = 25°C 0.1 0.01 0 100 NUMBER OF CYCLES AT 60Hz Fig. 3 Forward Surge Current Derating Curve 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE (%) Fig. 4 Typical Reverse Characteristics trr +0.5A 50Ω NI (Non-inductive) 10Ω NI Device Under Test (-) 0A (+) Pulse Generator (Note 2) 50V DC Approx (-) 1.0Ω NI Oscilloscope (Note 1) -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 DS16008 Rev. B1-2 2 of 2 US1A - US1M