Device having a circuit board and an electronic circuit arranged thereon

Device having a circuit board and an electronic circuit arranged thereon

  • CN 105,281,722 B
  • Filed: 06/12/2015
  • Issued: 09/07/2021
  • Est. Priority Date: 06/12/2014
  • Status: Active Grant
First Claim
Patent Images

1. A device having a circuit board and an electronic circuit arranged thereon, the electronic circuit having an electrolytic capacitor,wherein the electronic circuit has a partial circuit which can be connected to the electrolytic capacitor by means of a controllable switch, and wherein the device has a first control circuit which closes the controllable switch if the temperature is below a predetermined operating temperature of the electrolytic capacitor and opens the controllable switch again if the temperature is above the operating temperature,wherein the partial circuit forms together with the electrolytic capacitor a resonant circuit which is detuned in the case of a temperature below a predetermined operating temperature of the electrolytic capacitor.

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