CTR=0
CTR=CMPB
X
En
SyncOut
Phase reg
Ext SyncIn
(optional)
EPWM1A
EPWM1B
SyncOut
Phase reg
CTR=CMPB
CTR=0
X
En
EPWM2B
EPWM2A
Slave
Master
EPWM1A
SyncIn
SyncIn
EPWM1B
CTR=0
CTR=CMPB
SyncOut
X
EPWM3B
Phase reg
Slave
En
SyncIn
EPWM3A
1
2
3
V
IN
EPWM2B
EPWM2A
EPWM3A
EPWM3B
V
OUT
Φ=0°
Φ=120°
Φ=120°
Φ=240°
Enhanced PWM (ePWM) Module
Figure 15-66. Control of a 3-Phase Interleaved DC/DC Converter
1574
Pulse-Width Modulation Subsystem (PWMSS)
SPRUH73H – October 2011 – Revised April 2013
Copyright © 2011–2013, Texas Instruments Incorporated