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Q&A

Posts tagged PWM

Synonyms: pulse-width-modulation

This tag doesn't have any usage information yet.

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Q&A Contactor control - Higher voltage PWM

I have a battery pack that consists of 18650 battery cells(14 cells in series max.). Hence, the voltage of the battery pack will be between 35V and 60V(to be on the safe side) I am designing a BMS...

2 answers  ·  posted 3y ago by 2kind‭  ·  edited 8mo ago by Lorenzo Donati‭

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Q&A Low-frequency PWM-controlled Mosfet heater circuit

The circuit above is used to control a 240W ceramic heater by means of a PWM signal at 30Hz, generated by a microcontroller, with 5V logic. The input is a standard 280W AC-DC external power adapt...

2 answers  ·  posted 2y ago by francesco‭  ·  last activity 2y ago by Pete W‭

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Q&A Confused about the amplitude and shape of output voltage pulse

In the circuit below, I am applying a $3.3Vpp$, $63kHz$, 50% Duty Cycle, PWM input signal at the gate of the mosfet and I am expecting to see a similar waveform with different amplitude at the LED...

2 answers  ·  posted 3y ago by Georgian‭  ·  last activity 3y ago by coquelicot‭

Question LED PWM