Flexible circuit board
The utility model provides a flexible circuit board which comprises a circuit board body, wherein the circuit board body comprises a base material, and a first copper foil and a second copper foil which are respectively coated on a first surface and a second surface of the base material. The flexibl...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model provides a flexible circuit board which comprises a circuit board body, wherein the circuit board body comprises a base material, and a first copper foil and a second copper foil which are respectively coated on a first surface and a second surface of the base material. The flexible circuit board is characterized in that a step surface is formed on one side of the circuit board body; a first circuit region and a first electroplating leading wire extending out of the step surface from the first circuit region are formed on the first copper foil; and the second copper coil is internally provided with a curved groove at the step surface part, opposite to the first electroplating leading wire. According to the flexible circuit board provided by the utility model, through the arrangement of the curved groove at the copper coil at one side of the circuit board body at the step surface part, opposite to the region of the electroplating leading wire at the other side, the cracking reject ratio of th |
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