Invention Grant
- Patent Title: Suspension having bonding pads with solder layers, manufacturing method of a suspension, and connecting method between a suspension and a slider
- Patent Title (中): 具有焊接层的焊盘的悬架,悬架的制造方法以及悬架与滑块之间的连接方法
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Application No.: US13238026Application Date: 2011-09-21
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Publication No.: US08422170B2Publication Date: 2013-04-16
- Inventor: Shen kuang Sidney Chou , Chi hung Yuen , Yan bin Wang , Shu ming Zhang , Bin Zhao , Ming liang Lin
- Applicant: Shen kuang Sidney Chou , Chi hung Yuen , Yan bin Wang , Shu ming Zhang , Bin Zhao , Ming liang Lin
- Applicant Address: CN Hong Kong
- Assignee: SAE Magnetics (H.K.) Ltd.
- Current Assignee: SAE Magnetics (H.K.) Ltd.
- Current Assignee Address: CN Hong Kong
- Agency: Nixon & Vanderhye PC
- Main IPC: G11B5/56
- IPC: G11B5/56

Abstract:
A suspension includes a flexure and a plurality of electrical traces formed on the flexure. Each electrical trace has a trace body and a bonding pad arranged for connecting with a slider, and the bonding pad is a free end before connecting with the slider and is capable of bending to the trace body flexibly, and the bonding pad includes a trace body layer and a solder layer formed on the trace body layer, thereby the bonding pads of the electrical traces connecting with the slider by reflowing the solder layer. The present invention uses no extra solder balls, so as to reduce the manufacturing cost and the corresponding apparatus cost. The invention also discloses a manufacturing method of a suspension, and a connecting method for a suspension and a slider.
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