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DRIVING APPARATUS FOR LED CHIPS OF DIFFERENT SPECIFICATIONS

  • US 20140292228A1
  • Filed: 03/11/2014
  • Published: 10/02/2014
  • Est. Priority Date: 03/27/2013
  • Status: Active Grant
First Claim
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1. A driving apparatus for driving LED chips of different specifications, wherein one of the LED chips is connected to the driving apparatus, comprising:

  • a driving unit electrically connected to a power source and the LED chip, wherein the driving unit receives power of the power source, and provides a driving voltage and a driving current to the LED chip;

    a voltage measuring unit electrically connected to the driving unit, wherein the voltage measuring unit measures the driving voltage; and

    a feedback control module electrically connected to the voltage measuring unit and the driving unit, wherein the feedback control module is stored with a default power to control the driving unit to regulate the driving current to match a rated current of the LED chip according to the driving voltage measured by the voltage measuring unit and the default power.

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