Control Of Dual 3-Phase Inverter Stages As Is Commonly Used In Motor Control - Texas Instruments Concerto F28M35 Series Technical Reference Manual

Applications to Power Topologies
Figure 7-63. Control of Dual 3-Phase Inverter Stages as Is Commonly Used in Motor Control
Master
Phase reg
SyncIn
En
Φ=0°
CTR=zero
CTR=CMPB
X
1
SyncOut
Slave
Phase reg
SyncIn
En
Φ=0°
CTR=zero
CTR=CMPB
X
2
SyncOut
Slave
Phase reg
SyncIn
En
Φ=0°
CTR=zero
CTR=CMPB
X
3
SyncOut
Slave
Phase reg
SyncIn
En
Φ=0°
CTR=zero
CTR=CMPB
X
4
SyncOut
Slave
Phase reg
SyncIn
En
Φ=0°
CTR=zero
CTR=CMPB
X
5
SyncOut
Slave
Phase reg
SyncIn
En
Φ=0°
CTR=zero
CTR=CMPB
X
6
SyncOut
718
C28 Enhanced Pulse Width Modulator (ePWM) Module
Ext SyncIn
(optional)
EPWM1A
EPWM1B
EPWM1A
EPWM2A
EPWM2B
EPWM1B
EPWM3A
EPWM3B
EPWM4A
EPWM4B
EPWM4A
EPWM5A
EPWM5B
EPWM4B
EPWM6A
EPWM6B
Copyright © 2012–2019, Texas Instruments Incorporated
EPWM2A EPWM3A
VAB
VCD
EPWM2B EPWM3B
3 phase inverter #1
EPWM5A EPWM6A
VAB
VCD
EPWM5B EPWM6B
3 phase inverter #2
SPRUH22I – April 2012 – Revised November 2019
www.ti.com
VEF
3 phase motor
VEF
3 phase motor
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