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Power phase
EPWM1A
EPWM1B
RED
300
Φ2=variable
TBPHS
=(1200−Φ2)
RED
EPWM2A
EPWM2B
Power phase
FED
200
600
1200
FED
ZVS transition
ZVS transition
ZCA
Z
I
Z
I
Z
I
Z
CB
A
CA
CB
A
Z
Z
CB
A
CA
Z
Z
CB
A
CA
ControllingZeroVoltageSwitchedFullBridge(ZVSFB)Converter
Figure3-16.ZVSFull-HBridgeWaveforms
90ApplicationstoPowerTopologiesSPRU791D–November2004–RevisedOctober2007
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