Integrated Modular Integrated Circuit Test Fixture and Handler Interface

a technology of integrated circuits and test fixtures, applied in the direction of electrical measurement instruments, measurement devices, instruments, etc., can solve the problems of disassembly and reassembly being the source of errors

Active Publication Date: 2019-05-30
SILICON LAB INC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

The invention relates to an improved way to connect electronic components together during manufacturing processes that require high-quality tests on them. This helps improve production efficiency by reducing errors caused when connecting different parts of these devices separately.

Problems solved by technology

This patented describes an improved way to connect different parts together during automated testing without requiring any disassembling steps after each use.

Method used

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  • Integrated Modular Integrated Circuit Test Fixture and Handler Interface
  • Integrated Modular Integrated Circuit Test Fixture and Handler Interface
  • Integrated Modular Integrated Circuit Test Fixture and Handler Interface

Examples

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Embodiment Construction

[0004]In one embodiment, an integrated circuit (IC) test fixture includes a plurality of sockets. An alignment plate is coupled to the sockets and configured to provide alignment between an IC handler and the IC test fixture. One or more manual test lids is removably coupled to the alignment plate, the one or more manual test lids coupled to the alignment plate for manual testing one or more integrated circuits, the manual test lids removed from the alignment plate for use of the IC test fixture with the test handler.

[0005]In another embodiment an integrated circuit (IC) test fixture includes a device interface board and a plurality of daughter card subassemblies for receiving integrated circuits for testing, the plurality of daughter card subassemblies coupled to the device interface board. Each daughter card subassembly includes a daughter card, a plurality of sockets coupled to the daughter card, and an alignment plate to provide alignment between an IC handler and respective ones o

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Abstract

A modular integrated circuit test fixture integrates the integrated circuit (IC) handler to IC test fixture alignment interface (the alignment plate) into a daughter card subassembly, which reduces the overall rejection rate of devices due to alignment errors. The test fixture has a plurality of daughter card subassemblies for receiving integrated circuits for testing. Each daughter card subassembly is independently removable from the test fixture and includes a daughter card for a particular size and type of integrated circuit, a plurality of sockets electrically and mechanically coupled to the daughter card to receive respective integrated circuits for testing, and an alignment plate to provide alignment between an IC handler and respective ones of the daughter card subassemblies and to provide alignment for one or more manual test lids. The manual test lids are removed for automatic testing using an IC handler.

Description

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Claims

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Application Information

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Owner SILICON LAB INC
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