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CTR=zero
CTR=CMPB
X
En
SyncOut
Phase reg
Ext SyncIn
(optional)
EPWM1A
EPWM1B
SyncOut
Phase reg
CTR=CMPB
CTR=zero
X
En
EPWM2B
EPWM2A
Slave
Master
EPWM1A
SyncIn
SyncIn
EPWM1B
CTR=zero
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°
Controlling a 3-Phase Interleaved DC/DC Converter
Figure 3-13. Control of a 3-Phase Interleaved DC/DC Converter
86 Applications to Power Topologies SPRU791D – November 2004 – Revised October 2007
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