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LED driver using PWM????
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Elits



Joined: 27 Jul 2005
Posts: 82
Location: Indonesia
Post15 May 2006 4:14   

LED driver using PWM????
Hi all,
Is it posible for us to drive LED more brightly using PWM? i need some reference...
please help me...
thenks

Elits
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IanP



Joined: 05 Oct 2004
Posts: 6490
Helped: 1542
Location: West Coast
Post15 May 2006 4:47   

Re: LED driver using PWM????
The brightest LED light is emitted when the control current is 100% dc (PWM=100%) Using PWM, any value of average LED current can be obtained within, say, the 1 to 20 mA range, or whatever is required ..
This will drive the LED from MIN to MAX ..

Regards,
IanP
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Post15 May 2006 4:47   

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dreamcard



Joined: 11 Sep 2004
Posts: 51
Post17 May 2006 15:32   

LED driver using PWM????
the level of brightness can be controlled by the method of PWM
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