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DC-DC converter unit

  • US 5,757,624 A
  • Filed: 12/20/1996
  • Issued: 05/26/1998
  • Est. Priority Date: 12/21/1995
  • Status: Expired due to Fees
First Claim
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1. A DC--DC converter unit comprising:

  • a high-voltage circuit including a main fuse provided in a case;

    a branch circuit branched from said high-voltage circuit on a downstream side of said main fuse;

    a subfuse inserted in said branch circuit;

    a DC--DC converter connected to a terminal of said branch circuit for supplying a low-voltage circuit;

    a housing including a space defined within; and

    a fuse holding portion for holding said main fuse, said fuse holding portion including a cover formed of an insulating material for covering said fuse holding portion;

    wherein said housing houses said DC--DC converter, said main fuse and said subfuse in said space defined within, and wherein a main battery mounted on an electric vehicle is connected to a primary side of said high-voltage circuit, and a high-voltage load is connected to a secondary side of said high-voltage circuit.

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