DF685

DF685 DF685 Fast Recovery Diode Replaces March 1998 version, DS4303-1.3 DS4303-2.0 January 2000 APPLICATIONS s Snubber Diode For GTO Applications KEY PARAMETERS VRRM 4500V IF(AV) 445A IFSM 4500A Qr 650µC trr 5µs FEATURES s Double Side Cooling s High Surge Capability s Low Recovery Charge VOLTAGE RATINGS Type Number Repetitive Peak Reverse Voltage VRRM V Conditions DF685 45 4500 DF685 44 4400 DF685 43 4300 DF685 42 4200 DF685 41 4100 DF685 40 4000 Lower voltage grades available. VRSM = VRRM + 100V Outline type code: M779b. 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 445 700 610 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 280 440 365 A A A 1/8 DF685 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 64.8x103 A2s kA 101.25x103 3.6 A2s kA Conditions Max. 4.5 Units kA THERMAL AND MECHANICAL DATA Symbol Parameter C...