MDF250A-L
MDF250A-L is DIODE MODULE manufactured by SanRex Corporation.
DIODE MODULE
F.R.D.
MDF(R)250A-L/M
MDF(R)250A-L/M and MDR150-L/M are high speed fast recovery diode with flat mounting base which is designed for switching application of high power. IF AV 250A VRRM=200/300/400V Easy Construction with Anode F Type and Cathode R Type MDF:anode to terminal normal polarity MDR:cathode to terminal Reverse Recovery Time trr L Type: 450ns, M Type: 550ns High Reliability by Glass passivated Chips Non isolated type
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Applications Switching Power Supply. Inverter Welding Power Supply
MDF MDR
Unit
Maximum Ratings
Symbol VRRM VRSM VR
Item Repetitive Peak Reverse Voltage Non-Repetitive Peak Reverse Voltage D.C. Reverse Voltage Item Average Forward Current R.M.S. Forward Current Surge Forward Current I2t Operating Junction Temperature Storage Temperature Mounting Torque Mounting M6 Terminal M8
Ratings MDF(R)250A20L/M 200 240 160 Conditions Single phase, half wave, 180 conduction, Tc:L/M 83 /85 Single phase, half wave, 180 conduction, Tc:L/M 83 /85
1 2
MDF(R)250A30L/M 300 360 240
MDF(R)250A40L/M 400 480 320 Ratings 250 390 4000/4500 84000 30 to 30 to 150 125
Unit V V V Unit A A A A2S
Symbol IF IF
AV RSM
IFMS I2t Tj Tstg cycle, 50/60HZ, peak value, non-repetitive
Value for one cycle of surge cureent
Remended Value 2.5-3.9 25-40 Remended Value 8.8-10 Typical Value 90-105
4.7 48 11 115 170
N m f B g
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Mass
Electrical Characteristics
Symbol IRRM VFM Rth j-c trr Item Repetitive Peak Reverse Current max. Forward Voltage Drop max. Thermal Impedance max. Reverse Recovery Time max. Conditions at VRRM, single phase, half wave, Tj 150 Foward current 800A, Tj 25 Inst. measurement Junction to case Tj 25 IF 2A di/dt 20A/ s L M L M Ratings 60 1.4 1.3 0.2 450 550 Unit m A V /W ns
San...