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AVALANCHE PHOTODIODE FOR DETECTING ULTRAVIOLET RADIATION AND MANUFACTURING METHOD THEREOF

  • US 20170098730A1
  • Filed: 04/28/2016
  • Published: 04/06/2017
  • Est. Priority Date: 10/06/2015
  • Status: Active Grant
First Claim
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1. An avalanche photodiode for detecting ultraviolet radiation, comprising:

  • a semiconductor body having a first type of conductivity and a front surface and forms a cathode region;

    an anode region having a second type of conductivity, which extends into said body starting from the front surface and contacts the cathode region; and

    a guard ring having the second type of conductivity, which extends into said body starting from the front surface and completely laterally surrounds the anode region.

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