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Automotive voltage regulator system

  • US 4,223,363 A
  • Filed: 11/24/1978
  • Issued: 09/16/1980
  • Est. Priority Date: 11/24/1978
  • Status: Expired due to Term
First Claim
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1. An automotive battery charging system having a voltage regulator circuit with an improved feedback network comprising:

  • first circuit means for sensing voltage across a battery and generating a DC current in a field coil of an alternator charging system,second circuit means including switching means and a feedback network for controlling the duty cycle and frequency of current in said field coil by switching in response to the voltage of said first circuit means,filter means coupled between said feedback network and said field coil for preventing voltage spikes and ripple occurring at said switching means from effecting normal operation of said second circuit means.

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