DL4933 - DL4937
1.0A SURFACE MOUNT FAST RECOVERY RECTIFIER
Features
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Glass Passivated JunctionLow Leakage
Low Forward Voltage DropHigh Current Capability
For Surface Mounted ApplicationPlastic Material UL FlammabilityClassification Rating 94V-0
ABCMechanical Data
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Case: MELF, Plastic
Terminals: Solderable per MIL-STD-202,Method 208
Polarity: Cathode bandApprox Weight: 0.25 gramsMounting Position: Any
Marking: Cathode Band Only
DimABCMELFMin4.802.40Max5.202.600.55 NominalAll Dimensions in mmMaximum 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%.
CharacteristicPeak Repetitive Reverse VoltageWorking Peak Reverse VoltageDC Blocking VoltageRMS Reverse VoltageMaximum Average Forward Rectified Current@ TT=75°CPeak Forward Surge Current 8.3 ms half sine-wavesuperimposed on rated load (JEDECMethod)Maximum Instantaneous Forward Voltage@ IF= 1.0AMaximum DC Reverse Current at Rated Blocking VoltageMaximum Full Load Reverse Current Full Cycle Average@ TT= 55°CMaximum Reverse Recovery Time (Note 1)Typical Junction Capacitance (Note 2)Operating and Storage Temperature RangeSymbolVRRMVRWMVRVR(RMS)IOIFSMVFIRIRtrrCjTj,TSTGDL49335035DL493410070DL49352001401.0301.25.010020015-65 to +150DL4936400280DL4937600420UnitsVVAAVmAmAnspF°CNotes:
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
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IO,AVERAGEFORWARDRECTIFIEDCURRENT(A)IFSM,PEAKFORWARDSURGECURRENT(A)1.010
0.81.0
0.60.1
Tj=25ºCPulseWidth=300ms0.4
0.2SinglePhaseHalfWave60HzResistiveorInductiveLoad0.01
0.6
0.81.01.21.4
025
5075100125150175200
VF,INSTANTANEOUSFORWARDVOLTAGE(V)Fig.1PeakForwardSurgeCurrentvsForwardVoltageTT,TERMINALTEMPERATURE(ºC)
Fig.2ForwardDeratingCurve
IFSM,PEAKFORWARDSURGECURRENT(A)30
Tj=150ºCPulseWidth8.3msSingleHalfSine-Wave100
Cj,JUNCTIONCAPACITANCE(pF)Tj=25ºCf=1MHz20
10
10
0
11010011
10
100
VR,REVERSEVOLTAGE(V)
Fig.4JunctionCapacitancevsReverseVoltage
NUMBEROFCYCLESAT60Hz
Fig.3PeakFwdSurgeCurrentvsNumberofCyclesat60Hz
DS15001 Rev. D-2 2 of 2 DL4933-DL4937
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