Texas Instruments 28xxx

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400
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400
200
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300
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EPWM1A
EPWM1B
EPWM2B
EPWM2A
Z
I
A
P
CA
CA
Z
I
Z
I
A
P
CA
CA
CB
CB
CB
CB
CA CA
CA CA
CB
CB
CB
CB
Controlling Multiple Buck Converters With Same Frequencies
Figure 3-6. Buck Waveforms for Figure 3-5 (Note: F
PWM2
= F
PWM1)
)
76 Applications to Power Topologies SPRU791D – November 2004 – Revised October 2007
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