DF45110

DF451 DF451 Fast Recovery Diode Replaces March 1999 version, DS4142-4.0 DS4143-5.0 January 2000 FEATURES s s s Double Side Cooling High Surge Capability Low Recovery Charge Applications s s s s s s KEY PARAMETERS VRRM 1600V IF(AV) 295A IFSM 3500A Qr 25µC trr 1.22µs Induction Heating A.C. Motor Drives Inverters And Choppers Welding High Frequency Rectification UPS Voltage Ratings Type Number Repetitive Peak Reverse Voltage VRRM V 1600 1400 1200 1000 800 600 Conditions Outline type code: M771. See Package Details for further information. VRSM = VRRM + 100V DF451 16 DF451 14 DF451 12 DF451 10 DF451 08 DF451 06 CURRENT RATINGS Symbol Double Side Cooled IF(AV) IF(RMS) IF Mean forward current RMS value Continuous (direct) forward current Half wave resistive load, Tcase = 65oC Tcase = 65oC Tcase = 65oC 295 543 391 A A A Parameter Conditions Max. Units Single Side Cooled (Anode side) IF(AV) IF(RMS) IF Mean forward current RMS value Continuous (direct) forward current Half wave resistive load, Tcase = 65oC Tcase = 65oC Tcase = 65oC 220 348 285 A A A 1/8 DF451 SURGE RATINGS Symbol IFSM I2t IFSM I2t Parameter Surge (non-repetitive) forward current 10ms half sine; with 0% VRRM, Tj = 150oC I2t for fusing Surge (non-repetitive) forward current 10ms half sine; with 50% VRRM, Tj = 150oC I2t for fusing 39.2 x 103 A2s 61.25 x 103 2.8 A2s kA Conditions Max. 3.5 Units kA THERMAL AND MECHANICAL DATA Symbol Parameter Conditions Double side cooled Rth(j-c) Thermal resistance - junction ...