Texas Instruments TMS320 2833 Series

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
Applications to Power Topologies www.ti.com
294
SPRUI07–March 2020
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Enhanced Pulse Width Modulator (ePWM) Module
Figure 3-60. ZVS Full-H Bridge Waveforms