Insulated TO220AB power device based on aluminum radiating fin

Insulated TO220AB power device based on aluminum radiating fin

  • CN 202,721,116 U
  • Filed: 06/11/2012
  • Issued: 02/06/2013
  • Est. Priority Date: 06/11/2012
  • Status: Active Grant
First Claim
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1. insulation TO220AB power device based on aluminium radiator fin, the power device that comprises independence and establish, described power device comprises slide glass (3), slide glass (3) upper surface is welded with chip (7) by soldering-tin layer (6), chip is connected with pin (2) by bonding wire (5), it is characterized in that:

  • the below of described slide glass (3) is provided with fin (8), there are the gap in described slide glass and fin between (8), and be filled with plastic packaging material packed layer (4) in this gap, the clearance distance between its slide glass and the fin (8) is between the 0.3mm-0.8mm.

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