DL4933 - DL4937 1.0A SURFACE MOUNT FAST RECOVERY RECTIFIER Features Glass Passivated Junction Low Leakage Current A Low Forward Voltage Drop High Current Capability B Lead Free Finish/RoHS Compliant (Note 3) C Mechanical Data MELF Case: MELF Dim Min Max Case Material: Molded Plastic. UL Flammability Classification Rating 94V-0 A 4.80 5.20 Lead Free Plating (Matte Tin Finish). B 2.40 2.60 Polarity: Cathode Band C 0.55 Nominal Approx Weight: 0.25 grams All Dimensions in mm Marking: Cathode Band Only T = 25C unless otherwise specified A Maximum Ratings and Electrical Characteristics Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Characteristic Symbol DL4933 DL4934 DL4935 DL4936 DL4937 Units Peak Repetitive Reverse Voltage V RRM Working Peak Reverse Voltage V 50 100 200 400 600 V RWM DC Blocking Voltage V R V RMS Reverse Voltage R(RMS) 35 70 140 280 420 V Average Forward Rectified Current T = 75C T I 1.0 A O Peak Forward Surge Current 8.3 ms half sine-wave I FSM 30 A superimposed on rated load Maximum Instantaneous Forward Voltage I = 1.0A F V 1.2 V FM Maximum DC Reverse Current at Rated Blocking Voltage I 5.0 A RM Maximum Full Load Reverse Current Full Cycle Average I 100 A R T = 55C T Maximum Reverse Recovery Time (Note 1) t 200 ns rr Typical Total Capacitance (Note 2) C 15 pF T Operating and Storage Temperature Range T T j, STG -65 to +150 C Notes: 1. Reverse Recovery Test Conditions: I =1.0A, V =30V, di/dt = 50 A/s. F R 2. Measured at 1.0MHz and Applied Reverse Voltage of 4.0V. 3. RoHS revision 13.2.2003. Glass and High Temperature Solder Exemptions Applied, see EU Directive Annex Notes 5 and 7. DS15001 Rev. 8 - 3 1 of 3 DL4933-DL4937 www.diodes.com Diodes Incorporated NOT RECOMMENDED FOR NEW DESIGN SUGGESTED REPLACEMENT RS1A - RS1J1.0 10 0.8 1.0 0.6 T = 25C j 0.4 Pulse Width = 300 ms 0.1 Single Phase 0.2 Half Wave 60 Hz Resistive or Inductive Load 0.01 0 0.6 0.8 1.0 1.2 1.4 25 50 75 100 125 150 175 200 V , INSTANTANEOUS FORWARD VOLTAGE (V) T , TERMINAL TEMPERATURE (C) F T Fig. 1 Typical Forward Characteristics Fig. 2 Forward Derating Curve 100 30 T = 25C j T = 150C j f = 1MHz Pulse Width 8.3 ms Single Half Sine-Wave 20 10 10 0 1 1 10 100 1 10 100 NUMBER OF CYCLES AT 60 Hz V , REVERSE VOLTAGE (V) R Fig. 3 Peak Fwd Surge Current vs Number of Cycles at 60 Hz Fig. 4 Typical Total Capacitance vs Reverse Voltage Ordering Information Device Packaging Shipping DL4933-13-F 5,000/Tape & Reel MELF DL4934-13-F MELF 5,000/Tape & Reel DL4935-13-F MELF 5,000/Tape & Reel DL4936-13-F MELF 5,000/Tape & Reel DL4937-13-F MELF 5,000/Tape & Reel DS15001 Rev. 8 - 3 2 of 3 DL4933-DL4937 www.diodes.com NOT RECOMMENDED FOR NEW DESIGN SUGGESTED REPLACEMENT RS1A - RS1J I , INSTANTANEOUS FORWARD CURRENT (A) F I , PEAK FORWARD SURGE CURRENT (A) FSM C , TOTAL CAPACITANCE (pF) T I , AVERAGE FORWARD RECTIFIED CURRENT (A) O