How to drive a 12V DC fan with a microcontroller

[cameo_2007]

hi guys,
how can i drive a 12V dc fan with a microcontroller in the most efficient way.

 

[IanP]

Re: driving a 12vdc fan

Microcontroller => PWM => MOSFET => fan ..

See this website for more details:
**broken link removed**

Regards,
IanP

 

[carrier]

driving a 12vdc fan

what fan?
if u use the computer fan with feedback u can use pwm control for variable speed with temprature.
plz specify your need to guidance.

 

[jason99pan]

Re: driving a 12vdc fan

Mabe you can use Solid State Switch(SSR) as your swithd if you need more power for your fan.

Hope it can help you.......

 

[funnynypd]

driving a 12vdc fan

add some opto-coupler after PWM will be more reliable on industry environment.