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What is the formula for the gain of pwm modulator in an SPWM inverter

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neonwarrior

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Hello everyone,

Could you possibly tell me the formula for the pwm modulator gain in an SPWM inverter application.

The carrier is triangular with V_TRI_peak, going from -1 to 1

Is the pwm modulator gain

1/ V_TRI_PEAK


OR

1/V_TRI_PEAK_TO_PEAK ?

Thanks in advance
 

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