MDFB85

MDFB85 MDFB85 Fast Recovery Diode Advance Information Replaces March 1998 version, DS4177-1.3 DS4177-2.0 January 2000 APPLICATIONS s Freewheel Diode s D.C. Motor Drives s Welding s High Frequency Rectification s Power Supplies KEY PARAMETERS VRRM 4500V IF(AV) 2130A IFSM 20000A Qr 2200µC trr 6.0µs FEATURES s Double side cooling s High surge capability s Low recovery charge VOLTAGE RATINGS Type Number Repetitive Peak Reverse Voltage VRRM V 4500 Conditions MDFB85 45 VRSM = VRRM + 100V Lower voltage grades available. Outline type code: CB486. See Package Details for further information. 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 2130 3350 3020 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 1340 2110 1810 A A A 1/8 MDFB85 SURGE RATINGS Symbol IFSM I2t 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 Surge (non-repetitive) forward current 10ms half sine; with 100% VRRM, Tj = 150oC I2t for fusing A2s 1.28 x 106 A2s kA 2.0 x 106 16.0 A2s kA Conditions Max. 20.0 Units kA THERMAL AND MECHAN...