DIODE MODULEF.R.D. MDF(R)250A-L/M MDF(R)250A-L/M and MDR150-L/M are high speedfast recoverydiode with flat mounting base which is designed for switching application of high power. 4-7 ] 450.4 62 8.5 24 4 19 8 Applications Switching Power Supply. Inverter Welding Power Supply MDF MDR 42max [ 32 2 VRRM=200/300/400V Easy Construction with Anode FType and CathodeRType MDF:anode to terminalnormal polarity MDR:cathode to terminal Reverse Recovery Time trrL Type: 450ns, M Type: 550ns High Reliability by Glass passivated Chips Non isolated type 450.4 62 IF AV250A 46 Unit Maximum Ratings Symbol Item Ratings MDF(R)250A20L/M MDF(R)250A30L/M MDF(R)250A40L/M Unit VRRM Repetitive Peak Reverse Voltage 200 300 400 V VRSM Non-Repetitive Peak Reverse Voltage 240 360 480 V D.C. Reverse Voltage 160 240 320 V VRDC Symbol IFAV IFRSM Item Conditions Single phase, half wave, 180conduction, Tc:L/M 83/85 250 A R.M.S. Forward Current Single phase, half wave, 180conduction, Tc:L/M 83/85 390 A Surge Forward Current I2t I2t Value for one cycle of surge cureent Tj Tstg Unit Average Forward Current 1 2 IFMS Ratings cycle, 50/60HZ, peak value, non-repetitive A 4000/4500 84000 A2S Operating Junction Temperature -30 to 150 Storage Temperature -30 to 125 MountingM6 Recommended Value 2.5-3.925-40 4.748 TerminalM8 11115 Nm fB 170 g Mounting Torque Mass Recommended Value 8.8-10 90-105 Typical Value Electrical Characteristics Symbol Item Conditions IRRM Repetitive Peak Reverse Currentmax. at VRRM, single phase, half wave, Tj150 VFM Forward Voltage Dropmax. Rthj-c Thermal Impedancemax. trr Reverse Recovery Timemax. SanRex Foward current 800A, Tj25 Inst. measurement Unit 60 mA L 1.4 M 1.3 L 450 M 550 Junction to case Tj25IF2Adi/dt20A/s Ratings 0.2 V /W (R) 50 Seaview Blvd. Port Washington, NY 11050-4618 PH.(516)625-1313 FAX(516)625-8845 E-mail: semi@sanrex.com ns MDF(R)250A-L/M MType MaximumForwardCharacteristics PowerDissipationW ForwardCurrentA AverageForwardCurrentvs. PowerDissipation D.C. SinglePhase ThreePhase SixPhase ForwardVoltageDropV AverageForwardCurrentA AverageForwardCurrentvs. AllowableCaseTemperature CycleSurgeCurrentRating Non-Repetitive SurgeForwardCurrentA AllowableCaseTemperatureTc 0 Peroneelement Tj25start 60Hz SinglePhase ThreePhase D.C. 4 TimeCycles AverageForwardCurrentA TransientThermalImpedance JunctiontoCase - - Timetsec D.C. SinglePhase ThreePhase SixPhase AverageForwardCurrentA ForwardVoltageDropV AllowableCaseTemperatureTc - AverageForwardCurrentvs. PowerDissipation PowerDissipationPavW MaximumForwardCharacteristics ForwardCurrentA TransientThermalImpedancej-c/W LType AverageForwardCurrentvs. AllowableCaseTemperature SixPhase ThreePhase SinglePhase D.C. AverageForwardCurrentA SanRex 50 Seaview Blvd. Port Washington, NY 11050-4618 PH.(516)625-1313 FAX(516)625-8845 E-mail: semi@sanrex.com