DSF20545SF43

DSF20545SF DSF20545SF Fast Recovery Diode Advance Information Replaces March 1998 version, DS4152-3.1 DS4152-4.0 January 2000 APPLICATIONS s Induction Heating s A.C. Motor Drives s Inverters And Choppers s Welding s High Frequency Rectification s UPS KEY PARAMETERS VRRM 4500V IF(AV) 1256A IFSM 16000A Qr 1250µC trr 7.0µs FEATURES s Double Side Cooling s High Surge Capability s Low Recovery Charge VOLTAGE RATINGS Type Number Repetitive Peak Reverse Voltage VRRM V Conditions DSF20545SF45 4500 DSF20545SF44 4400 DSF20545SF43 4300 DSF20545SF42 4200 DSF20545SF41 4100 DSF20545SF40 4000 Lower voltage grades available. VRSM = VRRM + 100V Outline type code: CB450. 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 1256 1971 1765 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 995 1552 1335 A A A 1/8 DSF20545SF 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, ...