DL4933 - DL4937 1.0A SURFACE MOUNT FAST RECOVERY RECTIFIER Features · · · · · · Glass Passivated Junction Low Leakage Low Forward Voltage Drop High Current Capability For Surface Mounted Application Plastic Material UL Flammability Classification Rating 94V-0 A B C Mechanical Data · · · · · · MELF Case: MELF, Plastic Terminals: Solderable per MIL-STD-202, Method 208 Polarity: Cathode band Approx Weight: 0.25 grams Mounting Position: Any Marking: Cathode Band Only Dim Min Max A 4.80 5.20 B 2.40 2.60 C 0.55 Nominal 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 Maximum Average Forward Rectified Current @ TT=75°C Symbol DL4933 DL4934 DL4935 DL4936 DL4937 Units VRRM VRWM VR 50 100 200 400 600 V VR(RMS) 35 70 140 280 420 V IO 1.0 A IFSM 30 A @ IF = 1.0A VF 1.2 V Maximum DC Reverse Current at Rated Blocking Voltage IR 5.0 mA Maximum Full Load Reverse Current Full Cycle Average @ TT = 55°C IR 100 mA Maximum Reverse Recovery Time (Note 1) trr 200 ns Typical Junction Capacitance (Note 2) Cj 15 pF Tj, TSTG -65 to +150 °C Peak Forward Surge Current 8.3 ms half sine-wave superimposed on rated load (JEDEC Method) Maximum Instantaneous Forward Voltage Operating and Storage Temperature Range Notes: 1. Reverse Recovery Test Conditions: IF =1.0A, VR =30V, di/dt = 50 A/ms. 2. Measured at 1.0MHz and Applied Reverse Voltage of 4.0V. DS15001 Rev. D-2 1 of 2 DL4933-DL4937 IO, AVERAGE FORWARD RECTIFIED CURRENT (A) IFSM, PEAK FORWARD SURGE CURRENT (A) 10 1.0 Tj = 25ºC Pulse Width = 300 ms 0.1 0.01 0.6 0.8 1.0 1.2 1.4 1.0 0.8 0.6 0.4 0.2 0 25 75 100 125 150 175 200 100 30 Tj = 150ºC Pulse Width 8.3 ms Single Half Sine-Wave 20 10 0 50 TT, TERMINAL TEMPERATURE (ºC) Fig. 2 Forward Derating Curve Cj, JUNCTION CAPACITANCE (pF) IFSM, PEAK FORWARD SURGE CURRENT (A) VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 1 Peak Forward Surge Current vs Forward Voltage Single Phase Half Wave 60 Hz Resistive or Inductive Load 1 10 100 NUMBER OF CYCLES AT 60 Hz Fig. 3 Peak Fwd Surge Current vs Number of Cycles at 60 Hz DS15001 Rev. D-2 2 of 2 Tj = 25ºC f = 1MHz 10 1 1 10 100 VR, REVERSE VOLTAGE (V) Fig. 4 Junction Capacitance vs Reverse Voltage DL4933-DL4937