Invention Grant
- Patent Title: Light-emitting device and method of packaging the same
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Application No.: US16694735Application Date: 2019-11-25
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Publication No.: US11600754B2Publication Date: 2023-03-07
- Inventor: Hua Sin Yew , Hui Ling Pan , Xinping Yan
- Applicant: Lumileds LLC
- Applicant Address: US CA San Jose
- Assignee: Lumileds LLC
- Current Assignee: Lumileds LLC
- Current Assignee Address: US CA San Jose
- Priority: CNPCT/CN2018/118103 20181129,EP18215443 20181221
- Main IPC: H01L33/54
- IPC: H01L33/54 ; H01L33/62 ; H01L33/00 ; H01L33/56

Abstract:
A light-emitting device (100A) includes: a lead frame (110) including a die paddle (111) and a lead (112) spaced apart from each other; a light-emitting die (120) attached on the die paddle (111); a wire (130) bonding the light-emitting die (120) to the lead (112), wherein a first end (131) of the wire (130) and a region of the light-emitting die (120) to which the first end (131) of the wire (130) is bonded form a first necking area (141); a first resin cover (150a) covering the first necking area (141); and a second resin cover (160) covering the first resin cover (150a), the light-emitting die (120), and the wire (130). The first resin cover (150a) has a hardness lower than a hardness of the second resin cover (160).
Public/Granted literature
- US20200161521A1 LIGHT-EMITTING DEVICE AND METHOD OF PACKAGING THE SAME Public/Granted day:2020-05-21
Information query
IPC分类: