Patent ID: 9455165
Filing Date: 2016-09-27
CPC Classification: H01L

Claim Text:
1. A die bonding device comprising: a wafer holder supporting a wafer on which a die is formed; an ejector holder disposed at an inner portion of the wafer holder and below the wafer and supporting a die ejector in a vertical orientation, the die ejector configured to help separate the die from the wafer; a support unit supporting a substrate on which the separated die is to be attached; a bonding unit configured to pick up the separated die from the wafer and attach the picked-up die to the substrate; an ejector buffer unit configured to receive the die ejector, wherein the ejector buffer unit is horizontally spaced apart from the wafer holder, and wherein the ejector buffer unit comprises a plate shaped ejector buffer member including at least one fixing member configured to receive the die ejector and hold the die ejector in the vertical orientation at the ejector buffer member; and a replacing unit configured to transfer the die ejector between the ejector holder and the ejector buffer unit.