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TPS659037: TPS659037 / Forced PWM mode

Part Number: TPS659037

Hi,

Please let me ask about how to set TPS659037 to forced PWM mode. When MODE_ACTIVE is used, I understand that "Forced PWM" in MODE_ACTIVE Field should be selected, but there is two Forced PWM as below. Can you explain the difference and which should be selected? And also is additional action needed to activate forced PWM mode after setting "Forced PWM"?

Best Regards,

Satoshi / Japan Disty

  • Hello Satoshi-san,

    Each SMPS only has 3 modes, OFF, ECO, and Forced PWm. So "01" and "11" are equivalent forced PWM mode. There is no difference between the 2.
    Nothing else needs to be done to operate in forced PWM, once MODE_ACTIVE is set to 01 or 11, the SMPS will operate in PWM mode.

    Regards,
    Karl