The Direct Bonding Copper (DBC) substrate is composed of a ceramic insulator (Al2O3 or AIN) and pure copper foil which is bonded on by a high temperature that tightly and firmly joined to the ceramic. The unique usefulness of DBC substrate in power electronics is owed especially to the high thermal conductivity of Al2O3 (24 W/mK), the high thermal capacity and heat dissipation of the different thickness copper layer (0.06/0.15/0.3mm ). Not only power electronics market we also run the business in the LED and HCPV market.
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