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Problem with PWM with 555 as its output level can't be used to drive a mosfet

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maykut

maykut

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i have to design smps
so,
i product pwm with 555
i can't driving mosfet due to 555 output level

what am i do???????????
 

cmos amplifier

choose one DC-DC controller from TI, or linear tech. So, maybe you don't even need to build the power stage depending on your power requirement.
 

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