CN202474023U - Highly antistatic blue light emitting diode - Google Patents
Highly antistatic blue light emitting diode Download PDFInfo
- Publication number
- CN202474023U CN202474023U CN2012200336729U CN201220033672U CN202474023U CN 202474023 U CN202474023 U CN 202474023U CN 2012200336729 U CN2012200336729 U CN 2012200336729U CN 201220033672 U CN201220033672 U CN 201220033672U CN 202474023 U CN202474023 U CN 202474023U
- Authority
- CN
- China
- Prior art keywords
- zener diode
- blue
- led chip
- light emitting
- emitting diode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000741 silica gel Substances 0.000 claims abstract description 10
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000000499 gel Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000005538 encapsulation Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 238000000465 moulding Methods 0.000 abstract description 2
- 238000009434 installation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000001603 reducing Effects 0.000 abstract 1
- 238000006722 reduction reaction Methods 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000003068 static Effects 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Abstract
A highly antistatic blue light emitting diode relates to the technical field of LED encapsulation, and consists of four portions of a blue LED chip, a PCB, a Zener diode and silica gel. The blue LED chip and the Zener diode are in fixed connection with the PCB, and the silica gel is filled between the PCB board and the blue LED chip and the Zener diode for encapsulation, the Zener diode and the blue LED chip being assembled in parallel connection. The highly antistatic blue light emitting diode is characterized in that, the blue LED chip and the Zener diode are encapsulated by assembly and are integrated in parallel, wherein a pin of an 1 group of the Zener diode is used as a common positive-voltage control pin while a pin of a 2 group is used as a negative-pole control pin. The highly antistatic blue light emitting diode of the utility model provides highly antistatic performance, achieving 4,000 V in mechanical mode and 2,000 V in human body mode, and the encapsulation process is simplified so that automatic production operations are employed and a convenient installation and reductions in costs of assembly and materials are obtained, one-time encapsulation molding is used to improve the reliability of products, and silica gel is used for encapsulation, providing a small heat transfer coefficient to prolong the service life of the diode and increase the light emitting efficiency of the light emitting diode.
Description
Technical field
The utility model relates to LED encapsulation technology field, is specifically related to a kind of high-antistatic blue light-emitting diode.
Background technology
Light-emitting diode is owing to low energy consumption, demonstration color and luster are various widely-used by industrial automation and Lighting Industry.The light-emitting diode that occurs in the market mainly is to adopt the direct welding support technology of chip, because operational environment contacts with human body, produces static, causes light-emitting diode often breakdown, causes dead lamp phenomenon.In white light and blue light encapsulation field, because blue white chip is antistatic poor, static is more obvious to the harm of chip especially, and its traditional encapsulation mode in the luminous field that requires of high-performance, can not satisfy people's demand.
The utility model content
The utility model technical problem to be solved is to provide a kind of luminous efficiency high, the high-antistatic blue light-emitting diode of long service life.
The utility model technical problem to be solved adopts following technical scheme to realize.
A kind of high-antistatic blue light-emitting diode; Constitute by blue-light LED chip, pcb board, Zener diode, silica gel four parts; Described blue-light LED chip and Zener diode are fixed on the pcb board, and filling gel encapsulates between described pcb board and blue-light LED chip and Zener diode, described Zener diode and blue-light LED chip parallel connection combination; It is characterized in that: described blue-light LED chip is with the Zener diode assembled package; And join together, 1 group pin is as the public positive voltage control pin of each row in the said Zener diode, and 2 groups of pins are controlled pin as negative pole.
Said blue-light LED chip is one, and said Zener diode is one.
Pass through silica gel moulded section between said blue-light LED chip and Zener diode and the pcb board.
The beneficial effect of the utility model is: the antistatic ability of the utility model is strong, can reach mechanical mode 4000V and Human Body Model 2000V, and packaging technology is simple; But automation mechanized operation production is convenient to install minimizing assembly cost and material cost, disposable encapsulated moulding; Increase reliability of products, adopt the silica gel encapsulation, the thermal change coefficient is little; Prolong light-emitting diode useful life, carry and done lumination of light emitting diode efficient.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is that the utility model chip and Zener diode are arranged the back principle schematic.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and be easy to understand understanding with effect, below in conjunction with concrete diagram, further set forth the utility model.
As shown in Figure 1, a kind of high-antistatic blue light-emitting diode is made up of blue-light LED chip 1, pcb board 2, Zener diode 3, silica gel 4 four parts; Blue-light LED chip 1 is fixed on the pcb board 2 with Zener diode 3, and filling gel 4 encapsulates between pcb board 2 and blue-light LED chip 1 and Zener diode 3, Zener diode 3 and blue-light LED chip 1 parallel connection combination; Blue-light LED chip 1 is with Zener diode 3 assembled package, and joins together, and 1 group pin is as the public positive voltage control pin of each row in the Zener diode 3; 2 groups of pins are controlled pin as negative pole; Blue-light LED chip 1 adopts one, and Zener diode 3 also adopts one, and is as shown in Figure 2; On the pcb board 2 of solid good blue-light LED chip 1 and Zener diode 3, draw 1 public positive voltage control pin; 1 negative pole control pin is encapsulated in pcb board 2 to solid good blue-light LED chip 1 with Zener diode 3 with 3mm * 6mm * 7mm, uses silica gel moulded section.
More than show and described basic principle of the utility model and the advantage of principal character and the utility model.The technical staff of the industry should understand; The utility model is not restricted to the described embodiments; The principle of describing in the foregoing description and the specification that the utility model just is described; Under the prerequisite that does not break away from the utility model spirit and scope, the utility model also has various changes and modifications, and these variations and improvement all fall in the utility model scope that requires protection.The utility model requires protection range to be defined by appending claims and equivalent thereof.
Claims (3)
1. high-antistatic blue light-emitting diode; Constitute by blue-light LED chip, pcb board, Zener diode, silica gel four parts; Described blue-light LED chip and Zener diode are fixed on the pcb board, and filling gel encapsulates between described pcb board and blue-light LED chip and Zener diode, described Zener diode and blue-light LED chip parallel connection combination; It is characterized in that: described blue-light LED chip is with the Zener diode assembled package; And join together, 1 group pin is as the public positive voltage control pin of each row in the said Zener diode, and 2 groups of pins are controlled pin as negative pole.
2. high-antistatic blue light-emitting diode according to claim 1 is characterized in that: said blue-light LED chip is one, and said Zener diode is one.
3. high-antistatic blue light-emitting diode according to claim 1 is characterized in that: pass through silica gel moulded section between said blue-light LED chip and Zener diode and the pcb board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200336729U CN202474023U (en) | 2012-01-31 | 2012-01-31 | Highly antistatic blue light emitting diode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200336729U CN202474023U (en) | 2012-01-31 | 2012-01-31 | Highly antistatic blue light emitting diode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202474023U true CN202474023U (en) | 2012-10-03 |
Family
ID=46922165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200336729U Expired - Fee Related CN202474023U (en) | 2012-01-31 | 2012-01-31 | Highly antistatic blue light emitting diode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202474023U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108281531A (en) * | 2018-01-19 | 2018-07-13 | 昆山琉明光电有限公司 | A kind of CSP LED encapsulation methods |
-
2012
- 2012-01-31 CN CN2012200336729U patent/CN202474023U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108281531A (en) * | 2018-01-19 | 2018-07-13 | 昆山琉明光电有限公司 | A kind of CSP LED encapsulation methods |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121003 Termination date: 20130131 |