Probe Card

The Probe Card at Vtech PCB is a crucial tool designed to transfer electrical signals between the Test System and the individual chips on a wafer. It is equipped with probes, securely fixed to the PCB using epoxy, which make direct contact with the pads of the chip to be tested.The Load Board (SoC) Type Motherboard is a specialized testing interface designed for System-on-Chip (SoC) devices.

This process allows for accurate testing of the chip’s electrical functionality while it remains on the wafer. At Vtech, our Probe Cards play a key role in connecting Automatic Test Equipment (ATE) to the wafer, ensuring efficient and reliable testing of semiconductor devices.

With high-quality design and precision engineering, our Probe Cards ensure minimal signal loss and consistent performance, supporting rigorous quality control in semiconductor testing.

Specifications

Specification

Unit (mm)

Unit (inch)

Layer

14~52

14~52

Base Material

FR-4
FR-4 High Tg

FR-4
FR-4 High Tg

Min. Thickness

4.8~6.5

0.19~0.26

Conductor Width

0.075

0.003

Conductor Space

0.1

0.004

Hole Diameter

ø 0.30

ø 0.012

Surface Treatment
(Hard Gold & Electroless Gold Plating)

1.3μm

50μ”

Etc

HPL

HPL

Structure

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