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Charge pump circuit

  • US 20010007432A1
  • Filed: 01/09/2001
  • Published: 07/12/2001
  • Est. Priority Date: 01/11/2000
  • Status: Active Grant
First Claim
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1. A charge pump circuit comprising a series of voltage boosting stages, each stage comprising a switching means and a capacitive element connected in series between the input to the stage and a respective voltage control terminal, the output from each stage comprising the node between the switching means and the capacitive element, wherein the voltage control terminals comprise at least two groups of terminals receiving respective timed control voltages, and wherein adjacent stages are associated with different terminal groups, characterised in that the switching means of one or more stages comprises a lateral PIN junction diode.

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