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. 4-φ7 ] 45±0.4 62 φ8.5 24 4 19 8 （Applications） Switching Power Supply. Inverter Welding Power Supply MDF MDR 42 max [ 32 2 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 45±0.4 62 ● IF （AV）250A 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 VR（DC） Symbol IF（AV） IF（RSM） Item Conditions Single phase, half wave, 180゜conduction, Tc:L/M 83゜/85℃ 250 A R.M.S. Forward Current Single phase, half wave, 180゜conduction, 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 ℃ Mounting（M6） Recommended Value 2.5-3.9（25-40） 4.7（48） Terminal（M8） 11（115） N･m （㎏f･B） 170 g Mounting Torque Mass Recommended Value 8.8-10 （90-105） Typical Value ■Electrical Characteristics Symbol Item Conditions IRRM Repetitive Peak Reverse Current（max.） at VRRM, single phase, half wave, Tj＝150℃ VFM Forward Voltage Drop（max.） Rth（j-c） Thermal Impedance（max.） trr Reverse Recovery Time（max.） SanRex Foward current 800A, Tj＝25℃ Inst. measurement Unit 60 mA L 1.4 M 1.3 L 450 M 550 Junction to case Tj＝25℃，IF＝2A，ーdi/dt＝20A/μs Ratings 0.2 V ℃/W ® 50 Seaview Blvd. Port Washington, NY 11050-4618 PH.(516)625-1313 FAX(516)625-8845 E-mail: [email protected] ns MDF(R)250A-L/M M Type Maximum Forward Characteristics ５００ Power Dissipation（W） ５ ２ Forward Current（A） Average Forward Current vs. Power Dissipation D.C. ４００ １０３ Single Phase ３００ ５ Three Phase Six Phase ２００ ２ １００ １０２ ５ 0 １． ０ ０ ０ ２． ０ １００ ３００ ５０００ ４５００ １３０ Per one element Tj＝25℃ start ４０００ １１０ ４００ Cycle Surge Current Rating （Non-Repetitive） Surge Forward Current（A） Allowable Case Temperature Tc（℃） １５０ Average Forward Current vs. Allowable Case Temperature ２００ Average Forward Current（A） Forward Voltage Drop（V） ３５００ ９０ 60Hz ３０００ Single Phase ７０ ２５００ Three Phase ５０ ２０００ D.C. ０ ５０ １００ １５０ ２００ ２５０ ３００ ３５０ 4００ １ ２ ５ １０ ２０ １００ ５０ Time（Cycles） Average Forward Current（A） ０． ４ Transient Thermal Impedance ０． ３ ２ １０３ Junction to Case ０． ２ ５ ２ １０２ ０． １ ５ １０-２ ２ ５ １０-１ ２ Time t（sec） ５ １００ ２ ５００ D.C. ４００ Single Phase Three Phase ３００ Six Phase ２００ １００ ０ ０ １００ ２００ ３００ Average Forward Current（A） ５ ０ ５ １０１ ４００ ０． ５ １． ０ １． ５ ２． ０ Forward Voltage Drop（V） Allowable Case Temperature Tc（℃） ０ １０-３ ２ Average Forward Current vs. Power Dissipation Power Dissipation Pav（W） Maximum Forward Characteristics ５ Forward Current（A） Transient Thermal Impedance θj-c（℃/W） L Type Average Forward Current vs. Allowable Case Temperature １５０ １３０ １１０ ９０ ７０ ５０ ０ Six Phase １００ Three Phase ２００ Single Phase ３００ D.C. ４００ Average Forward Current（A） SanRex 50 Seaview Blvd. Port Washington, NY 11050-4618 PH.(516)625-1313 FAX(516)625-8845 E-mail: [email protected]