Fast Recovery Diode
DFB54
DFB54
Fast Recovery Diode
Replaces March 1998 version, DS4219-2.4 DS4219-3.0 January 2000
APPLICATIONS
s Power S...
Description
DFB54
DFB54
Fast Recovery Diode
Replaces March 1998 version, DS4219-2.4 DS4219-3.0 January 2000
APPLICATIONS
s Power Supplies s Freewheel Diode s Battery Chargers s D.C. Motor Control s Welding s Rectification
KEY PARAMETERS VRRM 3500V IF(AV) 2135A IFSM 20000A Qr 1500µC trr 6.5µs
FEATURES
s Double Side Cooling s High Surge Capability s Low Recovery Charge
VOLTAGE RATINGS
Type Number Repetitive Peak Reverse Voltage VRRM V Conditions
DFB54 35 3500 DFB54 34 3400 DFB54 33 3300 DFB54 32 3200 DFB54 31 3100 DFB54 30 3000 Lower voltage grades available.
VRSM = VRRM + 100V
Outline type code: DO200AD. 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 2135 3350 3060 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 1320 2080 1810 A A A 1/7
DFB54
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 1280 x 103 A2s 2000 x 103 16 A2s kA Conditions Max. 20.0 Units kA
THERMAL AND MECHANICAL DATA
Symbol Parameter Conditions Double side cooled Rth(j...
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