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Recent content by RMM

  1. R

    Promising Looking Buck Driver (17mm and 22mm)

    I'm not sure if what you're looking for exists, maybe it does. What you're talking about is true constant-current dimming instead of PWM dimming like my driver uses. PWM works great for LEDs because there isn't any tint shift, but if you're talking about laser safety (I'm no expert here), it...
  2. R

    Promising Looking Buck Driver (17mm and 22mm)

    As long as you don't heat the other side too long you won't melt the solder holding the inductor since it has a lot of thermal mass. The pads should be heavy enough to support an external SMD as long as you aren't too rough with it. They're pretty big. If you're going external, go for a 10uH+...
  3. R

    Promising Looking Buck Driver (17mm and 22mm)

    I do the inductor side first then reflow the battery side last, but you could do it the other way also.
  4. R

    Promising Looking Buck Driver (17mm and 22mm)

    Do you guys actually want or need modes? Are most laser diode drivers constant current, or constant voltage?


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