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
Z
CA
Z
I
Z
I
Z
I
Z
CB
A
CA
CB
A
Z
Z
CB
A
CA
Z
Z
CB
A
CA
Enhanced PWM (ePWM) Module
Figure 15-69. ZVS Full-H Bridge Waveforms
1579
SPRUH73H – October 2011 – Revised April 2013
Pulse-Width Modulation Subsystem (PWMSS)
Copyright © 2011–2013, Texas Instruments Incorporated