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Old 10-28-2010, 09:41 AM #17
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Default Re: 1.5 amp Options

Quote:
Originally Posted by ArtDen View Post
I did driver for 1.5A myself using TPS61030 chip

The driver:


and my laser with it:
Cool, did you use the application sample circuit?
http://focus.ti.com/lit/ds/symlink/tps61030.pdf


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Old 10-28-2010, 02:23 PM #18
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Default Re: 1.5 amp Options

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Originally Posted by Morgan View Post
Is that a pre-built driver using the LM388 Cyparagon or building from scratch? Similar to the LM317 circuit?
Yes. As I understand it, the lm338 is simply a beefier version of the lm317. Its not a boost or switching regulator, but neither is the flexmod.
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Old 10-28-2010, 06:10 PM #19
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Default Re: 1.5 amp Options

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Originally Posted by Kevlar View Post
I'd like to see some more shots of that laser you built. Do you have your own thread?
I have created the thread right now: >1w portable 445 laser with homemade driver (images and video)
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