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Old 02-13-2011, 03:00 PM   #1
Aruba
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Default 12V input to 19V@3A output converter

Would like to build a 12V to 19V@3A converter. Basically it takes a car
11-14V as input and provide a stable 19 +/-0.5V at 3A max to provide
power for the laptop/notebook. Any such boost converter circuit available ?

Aruba
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Old 02-13-2011, 03:17 PM   #2
Th3_uN1Qu3
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Default Re: 12V input to 19V@3A output converter

There are those universal notebook adapters, some of them have a car lighter plug too.
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Old 02-27-2011, 01:18 PM   #3
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Default Re: 12V input to 19V@3A output converter

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Originally Posted by Th3_uN1Qu3 View Post
There are those universal notebook adapters, some of them have a car lighter plug too.
I know about those but I was more interested in building one myself. Found
a boost controller from Linear Technologies (LTC3786) that supports an
input voltage of 4.5-24V and output voltages up to 60V. There is a nice
example of a 12-14V input to a 24V@3A design with some minor adjustment
that should do what I need it to do.

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