Part Number: DFS454
Function: Fast Recovery Diode
Package: Disk Type
Manufacturer: Dynex
Images:
1 page
Description:
DFS454 is Fast Recovery Diode.
Advance Information Replaces March 1998 version, DS4145-3.4 DS4145-4.0 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 2500V IF(AV) 365A IFSM 3500A Qr 200µC trr 2.0µs Features s Double Side Cooling s High Surge Capability s Low Recovery Charge VOLTAGE RATINGS Type Number Repetitive Peak Reverse Voltage VRRM V 2500 2400 2200 2000 Conditions DFS454 25 DFS454 24 DFS454 22 DFS454 20 VRSM = VRRM + 100V Outline type code: M771. See Package Detials 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 365 575 525 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 242 380 335 A A A 1/8 DFS454 SURGE RATINGS Symbol IFSM I2t IFSM I2t IFSM I2t2s 39.2 x 103 A2s kA 61 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 […]
Applications:
1. Induction Heating
2. A.C. Motor Drives
3. Inverters And Choppers
4. Welding
5. High Frequency Rectification
6. UPS
Features:
1. Double Side Cooling
2. High Surge Capability
3. Low Recovery Charge
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