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P CA CB
A
P CA P
Pulse center
EPWM1A
700 950
1200
P CA CB
A
P CA
700 1150
1400
EPWM2A
CA P
CA
CB
A
P CA P
500
650
800
EPWM3A
P
Indicates this event triggers an interrupt CB
A
I
P
I
P
I
P
I
Indicates this event triggers an ADC start
of conversion
Controlling Multiple Buck Converters With Independent Frequencies
Figure 3-4. Buck Waveforms for Figure 3-3 (Note: Only three bucks shown here)
SPRU791D – November 2004 – Revised October 2007 Applications to Power Topologies 73
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