IP Library Granted Patent US 10,763,245
Granted Patent B2
US 10,763,245 · App. 15/719,810 · Granted Sep 1, 2020

Optoelectronic component with a first potting material covering parts of a first optoelectronic semiconductor chip and a second potting material covering the first potting material

Inventors: Luca Haiberger (Regensburg, DE); Matthias Sperl (Mintraching, DE)
Assignee: OSRAM OLED GmbH
H01L25/0753H01L23/3135H01L24/73H01L33/54H01L33/58H01L33/60H01L33/62H01L24/48H01L33/30H01L33/52H01L2224/32225H01L2224/48091H01L2224/48225H01L2224/48227H01L2224/73265H01L2924/181H01L2933/005H01L2933/0058
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Quick Facts
Patent No.
US 10,763,245
App. No.
15/719,810
Granted
Sep 1, 2020
Kind
B2
Abstract

An optoelectronic component includes a carrier, wherein a first optoelectronic semiconductor chip and a second optoelectronic semiconductor chip are arranged above a top side of the carrier, the optoelectronic semiconductor chips each include a top side, an underside situated opposite the top side, and side faces extending between the top side and the underside, the undersides of the optoelectronic semiconductor chips face the top side of the carrier, a first potting material is arranged above the top side of the carrier, the first potting material covering parts of the side faces of the first optoelectronic semiconductor chip, and a second potting material is arranged above the top side of the carrier, and the second potting material covering the first potting material.

Claims (17)

1. An optoelectronic component comprising:

a carrier;

a first optoelectronic semiconductor chip that is a volume emitting light-emitting diode chip and has a top side, and a second optoelectronic semiconductor chip that is a surface emitting light-emitting diode chip and a top side of the second optoelectronic semiconductor chip is a radiation emission side arranged above a top side of the carrier, wherein the optoelectronic semiconductor chips each comprise an underside situated opposite the top side and side faces extending between the top side and the underside, and the undersides of the optoelectronic semiconductor chips face the top side of the carrier;

a first potting material arranged above the top side of the carrier, said first potting material covering parts of the side faces of the first optoelectronic semiconductor chip, wherein the side faces of the second optoelectronic semiconductor chip are not covered by the first potting material; and

a second potting material arranged above the top side of the carrier, and said second potting material covering the first potting material, wherein the second potting material terminates flush with the top sides of the first optoelectronic semiconductor chip and the second optoelectronic semiconductor chip.

2. The optoelectronic component according to claim 1 , wherein the second potting material covers at least parts of the side faces of the second optoelectronic semiconductor chip.

3. The optoelectronic component according to claim 1 , wherein the first optoelectronic semiconductor chip is configured as a volume emitting sapphire light-emitting diode chip.

4. The optoelectronic component according to claim 1 , wherein the second optoelectronic semiconductor chip is configured as an InGaAlP light-emitting diode chip.

5. The optoelectronic component according to claim 1 , wherein the first potting material is light-reflecting.

6. The optoelectronic component according to claim 1 , wherein the second potting material is light-absorbing.

7. The optoelectronic component according to claim 1 , wherein the carrier is configured as a circuit board.

8. The optoelectronic component according to claim 1 , wherein the first optoelectronic semiconductor chip and the second optoelectronic semiconductor chip are attached to the top side of the carrier by an adhesive, a silver conductive adhesive or a white adhesive.

9. The optoelectronic component according to claim 1 ,

wherein a third optoelectronic semiconductor chip comprising a top side, an underside situated opposite the top side, and side faces extending between the top side and the underside, is arranged above the top side of the carrier,

the underside of the third optoelectronic semiconductor chip faces the top side of the carrier, and

the first potting material covers parts of the side faces of the third optoelectronic semiconductor chip.

10. The optoelectronic component according to claim 9 , wherein the third optoelectronic semiconductor chip is configured as a volume emitting light-emitting diode chip, or a volume emitting sapphire light-emitting diode chip.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 3, 2020
From: OSRAM OPTO SEMICONDUCTORS GMBH
To: OSRAM OLED GMBH
Reel/Frame 051464/0504 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Dec 14, 2017
From: HAIBERGER, LUCA; SPERL, MATTHIAS
To: OSRAM OPTO SEMICONDUCTORS GMBH
Reel/Frame 044398/0330 →
Cited By (1)
US 12,622,095