| 摘要 |
An actuator assembly for a hard disk drive having an actuator arm; a carrier plate of a thermally conductive material mounted onto the actuator arm; a circuitry substrate mounted onto the carrier plate, the substrate comprising a stiffener layer made of conductive material and electrical circuitry; a preamp wire-bond chip bonded to the stiffener layer and contact wires connected between the preamp and the electrical circuitry.
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