TWM570532U - Illumination module - Google Patents
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- TWM570532U TWM570532U TW107211955U TW107211955U TWM570532U TW M570532 U TWM570532 U TW M570532U TW 107211955 U TW107211955 U TW 107211955U TW 107211955 U TW107211955 U TW 107211955U TW M570532 U TWM570532 U TW M570532U
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Abstract
一種發光模組,其包含一絕緣本體、一基板、至少一發光單元及一驅動晶片。絕緣本體彼此相反的兩端分別內凹形成有第一凹槽及第二凹槽,基板設置於絕緣本體中,基板於第一凹槽及第二凹槽中分別露出有第一安裝面及第二安裝面,第一安裝面及第二安裝面彼此相反地設置,發光單元及驅動晶片分別設置於第一安裝面及第二安裝面。本創作的發光模組,透過使發光單元及驅動晶片上下垂直地設置,而可縮小發光模組整體的尺寸。 A light emitting module includes an insulative housing, a substrate, at least one light emitting unit, and a driving wafer. a first groove and a second groove are respectively recessed in opposite ends of the insulating body, and the substrate is disposed in the insulating body, and the first mounting surface and the first surface are respectively exposed in the first groove and the second groove The first mounting surface and the second mounting surface are opposite to each other, and the light emitting unit and the driving wafer are respectively disposed on the first mounting surface and the second mounting surface. The light-emitting module of the present invention can reduce the overall size of the light-emitting module by vertically arranging the light-emitting unit and the driving wafer vertically.
Description
本創作涉及一種發光模組,特別是一種內部包含有驅動晶片的發光模組。 The present invention relates to a lighting module, and more particularly to a lighting module including a driving chip therein.
現有內部包含有控制晶片的LED單元,由於控制晶片的設置,因此,無法被廣泛地應用於小尺寸的電子裝置中。但內部包含有控制晶片的LED單元,在電子控制等方面相較於傳統將控制晶片設置於LED單元外,具有方便控制等優勢。因此,對於LED單元的相關業者而言,如此,縮小內部具有控制晶片的LED單元,成為極需被改善的問題之一。 The existing LED unit including the control wafer inside is not widely used in a small-sized electronic device due to the setting of the control wafer. However, the LED unit including the control chip is internally provided, and the control chip is disposed outside the LED unit in terms of electronic control and the like, and has the advantages of convenient control and the like. Therefore, for the related art of the LED unit, the reduction of the LED unit having the control wafer inside is one of the problems that is extremely desired to be improved.
緣此,本創作人乃潛心研究並配合學理的運用,而提出一種設計合理且有效改善上述問題的本創作。 Therefore, the author is concentrating on research and using the application of theory, and proposes a creation that is reasonable in design and effective in improving the above problems.
本創作的主要目的在於提供一種發光模組,用以改善現有技術中,內部封裝有控制晶片的發光模組尺寸無法再縮小的問題。 The main purpose of the present invention is to provide a light-emitting module for improving the size of a light-emitting module in which a control chip is packaged in the prior art.
為了實現上述目的,本創作提供一種發光模組,其包含:一絕緣本體、一基板、至少一發光單元及一控制晶片。絕緣本體彼此相反的兩端分別內凹形成有一第一凹槽及一第二凹槽,第一凹槽中填充有一透光膠體,第二凹槽填充有一封裝膠體。基板設置於絕緣本體中,彼此相反的寬側面分別定義為一第一安裝面及一第二安裝面,第一安裝面對應外露於第一凹槽,第二安裝面對應外露於第二凹槽,基板中包含有多個導電通道。至少一發光單元固定設置於第一安裝面,而發光單元對應位於第一凹槽中,且發 光單元被透光膠體所包覆。控制晶片固定設置於第二安裝面,控制晶片通過多個導電通道與發光單元電性連接,控制晶片被包覆於封裝膠體中,而控制晶片不外露於絕緣本體或封裝膠體。多個接腳外露於絕緣本體外,部份接腳與發光單元電性連接,部份接腳與控制晶片電性連接。其中,控制晶片能接收外部控制裝置通過接腳所傳遞的電訊號,以控制發光單元所發出的光束的亮度或色溫。 In order to achieve the above object, the present invention provides a light emitting module comprising: an insulating body, a substrate, at least one light emitting unit, and a control wafer. A first groove and a second groove are respectively recessed in the opposite ends of the insulating body. The first groove is filled with a transparent colloid, and the second groove is filled with an encapsulant. The substrate is disposed in the insulative housing, and the opposite sides are defined as a first mounting surface and a second mounting surface. The first mounting surface is exposed to the first recess, and the second mounting surface is exposed to the second recess. The substrate includes a plurality of conductive channels. At least one light emitting unit is fixedly disposed on the first mounting surface, and the light emitting unit is correspondingly located in the first groove, and is The light unit is covered by a light-transmitting colloid. The control wafer is fixedly disposed on the second mounting surface, and the control wafer is electrically connected to the light emitting unit through a plurality of conductive channels, and the control wafer is coated in the encapsulant, and the control wafer is not exposed to the insulating body or the encapsulant. A plurality of pins are exposed outside the insulating body, and some of the pins are electrically connected to the light emitting unit, and some of the pins are electrically connected to the control chip. The control chip can receive the electrical signal transmitted by the external control device through the pin to control the brightness or color temperature of the light beam emitted by the light emitting unit.
為了實現上述目的,本創作還提供一種發光模組,其包含:一絕緣本體、多個導線架、多個發光單元及一控制晶片。絕緣本體彼此相反的兩端分別內凹形成有一第一凹槽及一第二凹槽,第一凹槽中填充有一透光膠體,第二凹槽填充有一封裝膠體。各個導線架彼此相反的兩側面,分別露出於第一凹槽及第二凹槽,且各個導線架的部份外露於絕緣本體。多個發光單元固定設置於多個導線架露出於第一凹槽的部份,而多個發光單元對應位於第一凹槽中,各個發光單元通過多個第一金屬導線與至少一部份的導線架電性連接;多個發光單元及多個第一金屬導線被透光膠體包覆。控制晶片固定設置於多個導線架露出於第二凹槽的部份,控制晶片通過多個第二金屬導線與至少一部份的導線架電性連接;多個發光單元及多個第二金屬導線被封裝膠體包覆;控制晶片通過多個第二金屬導線及各個第二金屬導線所電性連接的導線架,而與多個發光單元電性連接。其中,控制晶片能接收外部控制裝置通過多個導線架所傳遞的電訊號,以對應控制各個發光單元所發出的光束的亮度或色溫。 In order to achieve the above object, the present invention also provides a light emitting module, comprising: an insulating body, a plurality of lead frames, a plurality of light emitting units, and a control wafer. A first groove and a second groove are respectively recessed in the opposite ends of the insulating body. The first groove is filled with a transparent colloid, and the second groove is filled with an encapsulant. The two opposite sides of the lead frames are respectively exposed to the first groove and the second groove, and portions of the lead frames are exposed to the insulating body. The plurality of light emitting units are fixedly disposed on the portion of the plurality of lead frames exposed to the first recess, and the plurality of light emitting units are correspondingly located in the first recess, and each of the light emitting units passes through the plurality of first metal wires and at least a portion The lead frame is electrically connected; the plurality of light emitting units and the plurality of first metal wires are covered by the light transmitting colloid. The control chip is fixedly disposed on a portion of the plurality of lead frames exposed to the second recess, and the control wafer is electrically connected to the at least one portion of the lead frame through the plurality of second metal wires; the plurality of light emitting units and the plurality of second metals The wire is covered by the encapsulant; the control wafer is electrically connected to the plurality of light emitting units through the plurality of second metal wires and the lead frames electrically connected to the second metal wires. The control chip can receive the electrical signals transmitted by the external control device through the plurality of lead frames to correspondingly control the brightness or color temperature of the light beams emitted by the respective light emitting units.
本創作的有益效果可以在於:透過使控制晶片與發光單元設置於基板或是多個導線架彼此相反的兩側面的設計,將可大幅縮小發光模組整體的尺寸。 The beneficial effect of the present invention is that the size of the entire light-emitting module can be greatly reduced by designing the control wafer and the light-emitting unit on the substrate or the opposite sides of the plurality of lead frames.
為使能更進一步瞭解本創作的特徵及技術內容,請參閱以下有關本創作的詳細說明與附圖,然而所附圖式僅提供參考與說明 用,並非用來對本創作加以限制者。 In order to further understand the features and technical contents of this creation, please refer to the following detailed description and drawings regarding this creation, however, the drawings only provide references and explanations. Used, not to limit the creation of this creation.
100‧‧‧發光模組 100‧‧‧Lighting module
10‧‧‧絕緣本體 10‧‧‧Insulated body
10a‧‧‧第一凹槽 10a‧‧‧first groove
10b‧‧‧第二凹槽 10b‧‧‧second groove
11‧‧‧透光膠體 11‧‧‧Translucent colloid
12‧‧‧封裝膠體 12‧‧‧Package colloid
13‧‧‧基板 13‧‧‧Substrate
131‧‧‧第一安裝面 131‧‧‧First mounting surface
132‧‧‧第二安裝面 132‧‧‧Second mounting surface
133‧‧‧導電通道 133‧‧‧ conductive path
134‧‧‧焊墊 134‧‧‧ solder pads
14‧‧‧發光單元 14‧‧‧Lighting unit
141‧‧‧金屬導線 141‧‧‧Metal wire
142‧‧‧焊接體 142‧‧‧welding body
15‧‧‧控制晶片 15‧‧‧Control chip
151‧‧‧金屬導線 151‧‧‧Metal wire
16‧‧‧接腳 16‧‧‧ pins
17‧‧‧導線架 17‧‧‧ lead frame
18‧‧‧導線架 18‧‧‧ lead frame
181‧‧‧焊接面 181‧‧‧welding surface
圖1為本創作的發光模組的第一實施例的立體示意圖。 FIG. 1 is a perspective view of a first embodiment of a lighting module of the present invention.
圖2為本創作的發光模組的第一實施例的另一角度的立體示意圖。 2 is a perspective view of another angle of the first embodiment of the light-emitting module of the present invention.
圖3為本創作的發光模組的第一實施例的剖面示意圖。 3 is a cross-sectional view showing a first embodiment of the light-emitting module of the present invention.
圖4為本創作的發光模組的第二實施例的剖面示意圖。 4 is a cross-sectional view showing a second embodiment of the light-emitting module of the present invention.
圖5為圖4的局部放大示意圖。 Fig. 5 is a partially enlarged schematic view of Fig. 4;
圖6為本創作的發光模組的第三實施例的立體示意圖。 FIG. 6 is a perspective view of a third embodiment of the light-emitting module of the present invention.
圖7為本創作的發光模組的第三實施例的剖面示意圖。 FIG. 7 is a cross-sectional view showing a third embodiment of the light-emitting module of the present invention.
圖8為本創作的發光模組的第四實施例的立體示意圖。 FIG. 8 is a perspective view of a fourth embodiment of the light-emitting module of the present invention.
圖9為本創作的發光模組的第四實施例的剖面示意圖。 FIG. 9 is a cross-sectional view showing a fourth embodiment of the light-emitting module of the present invention.
圖10為本創作的發光模組的製作方法的第一實施例的流程示意圖。 FIG. 10 is a schematic flow chart of a first embodiment of a method for fabricating a light-emitting module according to the present invention.
圖11為本創作的發光模組的製作方法的第二實施例的流程示意圖。 FIG. 11 is a schematic flow chart of a second embodiment of a method for fabricating a light-emitting module according to the present invention.
圖12為本創作的發光模組的製作方法的第三實施例的流程示意圖。 FIG. 12 is a schematic flow chart of a third embodiment of a method for fabricating a light-emitting module according to the present invention.
圖13為本創作的發光模組的製作方法的第四實施例的流程示意圖。 FIG. 13 is a schematic flow chart of a fourth embodiment of a method for fabricating a light-emitting module according to the present invention.
以下係藉由特定的具體實例說明本創作之發光模組的實施方式,熟悉此技術之人士可由本說明書所揭示之內容輕易地瞭解本創作之其他優點與功效。本創作亦可藉由其他不同的具體實例加以施行或應用,本說明書中的各項細節亦可基於不同觀點與應用,在不悖離本創作之精神下進行各種修飾與變更。又本創作之圖式僅為簡單說明,並非依實際尺寸描繪,亦即未反應出相關構成之實際尺寸,先予敘明。以下之實施方式係進一步詳細說明本 創作之觀點,但並非以任何觀點限制本創作之範疇。於以下說明中,如有指出請參閱特定圖式或是如特定圖式所示,其僅是用以強調於後續說明中,所述及的相關內容大部份出現於該特定圖式中,但不限制該後續說明中僅可參考所述特定圖式。 The following describes the implementation of the light-emitting module of the present invention by a specific specific example, and those skilled in the art can easily understand other advantages and effects of the present invention by the contents disclosed in the present specification. The present invention may also be implemented or applied by other specific examples. The details of the present specification may also be based on different viewpoints and applications, and various modifications and changes may be made without departing from the spirit of the present invention. The drawing of this creation is only a brief description, and is not depicted in actual size, that is, the actual size of the relevant composition is not reflected, which will be described first. The following embodiments are further detailed in this section. The idea of creation, but does not limit the scope of this creation by any point of view. In the following description, if reference is made to a specific drawing or as shown in the specific drawings, it is only used to emphasize that in the following description, the relevant content of the description is mostly in the specific drawing. However, it is not limited to the specific description in the following description.
請一併參閱圖1至圖3,圖1及圖2為本創作的發光模組第一實施例的立體示意圖;圖3為本創作的發光模組的第一實施例的剖面示意圖。如圖所示,發光模組100包含一絕緣本體10、一基板13、三個發光單元14、一控制晶片15及四個接腳16。 Please refer to FIG. 1 to FIG. 3 , FIG. 1 and FIG. 2 are schematic perspective views of a first embodiment of a light-emitting module according to the present invention; FIG. 3 is a cross-sectional view of a first embodiment of the light-emitting module of the present invention. As shown, the light-emitting module 100 includes an insulative housing 10, a substrate 13, three light-emitting units 14, a control wafer 15, and four pins 16.
絕緣本體10彼此相反的兩端分別內凹形成有一第一凹槽10a及一第二凹槽10b,第一凹槽10a中填充有一透光膠體11,第二凹槽填充有一封裝膠體12。在實際應用中,第一凹槽10a及第二凹槽10b的外型可以是依據需求變化,圖中所示僅為其中一示範態樣;所述第一凹槽10a及第二凹槽10b基本上是不相互連通,但不以此為限。在實際應用中,形成第一凹槽10a的側壁可以是設置有反射層(圖未示),且形成第一凹槽10a的側壁也可以是呈現為傾斜狀,如此,將可輔助導引發光單元14所發出的光束。 A first recess 10a and a second recess 10b are respectively recessed in opposite ends of the insulative housing 10. The first recess 10a is filled with a transparent colloid 11 and the second recess is filled with an encapsulant 12. In practical applications, the shapes of the first recess 10a and the second recess 10b may be changed according to requirements, and only one of the exemplary embodiments is shown; the first recess 10a and the second recess 10b Basically, they are not connected to each other, but not limited to this. In practical applications, the sidewall forming the first recess 10a may be provided with a reflective layer (not shown), and the sidewall forming the first recess 10a may also be inclined, so that the guiding light can be assisted. The beam emitted by unit 14.
基板13設置於絕緣本體10中,基板13彼此相反的兩個寬側面分別定義為一第一安裝面131及一第二安裝面132,第一安裝面131對應外露於第一凹槽10a的底部,第二安裝面132對應外露於第二凹槽10b的底部。如圖3所示,基板13中包含有多個導電通道133。具體來說,基板13可以是任何形式的電路板,而第一安裝面131及第二安裝面132可以是依據需求以蝕刻等方式,形成有導電佈線結構(Layout)及多個焊墊等結構,而所述導電通道133可以是由形成於基板13的穿孔,及填充於穿孔中的導電材料所構成。關於第一安裝面131及第二安裝面132上所形成的導電佈線結構及焊墊等結構,可以是依據發光單元14的種類、發光單元14的數量、控制晶片15的種類及發光模組100的接腳16數量等設計,於此不加以限制。關於導電通道133的數量及其設置位置, 可以是依據控制晶片15及發光單元14設置於基板13上的位置而決定。其中,控制晶片15例如可以是用來驅動發光單元14亮起的驅動晶片,或者可以是各式的微處理器。 The substrate 13 is disposed in the insulative housing 10, and the two wide sides opposite to each other are defined as a first mounting surface 131 and a second mounting surface 132. The first mounting surface 131 is correspondingly exposed to the bottom of the first recess 10a. The second mounting surface 132 is correspondingly exposed to the bottom of the second recess 10b. As shown in FIG. 3, the substrate 13 includes a plurality of conductive vias 133. Specifically, the substrate 13 may be any type of circuit board, and the first mounting surface 131 and the second mounting surface 132 may be formed by etching or the like according to requirements, such as a conductive wiring structure (Layout) and a plurality of pads. The conductive path 133 may be formed by a through hole formed in the substrate 13 and a conductive material filled in the through hole. The conductive wiring structure and the pad formed on the first mounting surface 131 and the second mounting surface 132 may be configured according to the type of the light emitting unit 14 , the number of the light emitting units 14 , the type of the control wafer 15 , and the light emitting module 100 . The number of pins 16 and the like are designed and are not limited herein. Regarding the number of conductive channels 133 and their setting positions, It may be determined according to the position at which the control wafer 15 and the light-emitting unit 14 are disposed on the substrate 13. The control wafer 15 may be, for example, a driving chip for driving the light-emitting unit 14 to light up, or may be various types of microprocessors.
如圖3及圖4所示,三個發光單元14固定設置於第一安裝面131,且各個發光單元14通過多個金屬導線141,而與第一安裝面131上的導電佈線結構電性連接,並與基板13中的導電通道133電性連接。固定於第一安裝面131的三個發光單元14對應位於第一凹槽10a中,且三個發光單元14被透光膠體11所包覆,而三個發光單元14所發出的光束,能通過透光膠體11以向外射出。 As shown in FIG. 3 and FIG. 4 , the three light-emitting units 14 are fixedly disposed on the first mounting surface 131 , and each of the light-emitting units 14 is electrically connected to the conductive wiring structure on the first mounting surface 131 through the plurality of metal wires 141 . And electrically connected to the conductive channel 133 in the substrate 13. The three light emitting units 14 fixed to the first mounting surface 131 are correspondingly located in the first recess 10a, and the three light emitting units 14 are covered by the transparent colloid 11 , and the light beams emitted by the three light emitting units 14 can pass through. The light-transmitting colloid 11 is emitted outward.
在實際應用中,三個發光單元14可以分別為一第一發光二極體芯片、一第二發光二極體芯片及一第三發光二極體芯片,第一發光二極體芯片能發出波長610奈米至780奈米的光束;第二發光二極體芯片能發出波長500奈米至570奈米的光束;第三發光二極體芯片能發出波長450奈米至495奈米的光束;亦即,三個發光單元14可以是能分別發出紅光、綠光及藍光的光束。第一發光二極體芯片、第二發光二極體芯片及第三發光二極體芯片中的任一個的照射範圍能與其餘發光二極體芯片中的至少一個的照射範圍部分重疊,而第一發光二極體芯片、第二發光二極體芯片及第三發光二極體芯片所發出的光束,能相互混合成為一混光光束。特別說明的是,發光單元14可以是包含有任何發光芯片,例如是能發出紅外線、UV光的發光芯片,上述所舉各發光二極體芯片所能發出的波長僅為其中一示範態樣。 In practical applications, the three light emitting units 14 can be a first light emitting diode chip, a second light emitting diode chip and a third light emitting diode chip, and the first light emitting diode chip can emit wavelengths. a light beam of 610 nm to 780 nm; a second light emitting diode chip capable of emitting a light beam having a wavelength of 500 nm to 570 nm; and a third light emitting diode chip capable of emitting a light beam having a wavelength of 450 nm to 495 nm; That is, the three light emitting units 14 may be light beams capable of emitting red light, green light, and blue light, respectively. The illumination range of any one of the first LED chip, the second LED chip, and the third LED chip can partially overlap the illumination range of at least one of the remaining LED chips, and The light beams emitted by the light-emitting diode chip, the second light-emitting diode chip, and the third light-emitting diode chip can be mixed with each other to form a mixed light beam. In particular, the light-emitting unit 14 may be any light-emitting chip, such as a light-emitting chip capable of emitting infrared light or UV light. The wavelengths that can be emitted by the above-mentioned light-emitting diode chips are only one of the exemplary aspects.
於本實施例中,是以三個能發出不同的發光單元14為例,但不以此為限,在具體的實施例中,發光模組100可以是具有四個以上或是兩個以下的發光單元14,且發光單元14所能發出的光束波長,亦不以上述為限,可依據需求選擇。 In this embodiment, three light-emitting units 14 that can emit different light are taken as an example, but not limited thereto. In a specific embodiment, the light-emitting module 100 may have four or more or less. The wavelength of the light beam that can be emitted by the light-emitting unit 14 and the light-emitting unit 14 is not limited to the above, and can be selected according to requirements.
控制晶片15固定設置於第二安裝面132,且控制晶片15通過多個金屬導線151與第二安裝面132上的導電佈線結構電性連 接,而控制晶片15能通過基板13中的導電通道133與三個發光單元14電性連接。控制晶片15對應位於第二凹槽10b中,且控制晶片15被包覆於封裝膠體12中,而控制晶片15是不外露於絕緣本體10或封裝膠體12。其中,封裝膠體12可以是不透光結構或是透光結構,於此不加以限制。 The control wafer 15 is fixedly disposed on the second mounting surface 132, and the control wafer 15 is electrically connected to the conductive wiring structure on the second mounting surface 132 through the plurality of metal wires 151. The control wafer 15 can be electrically connected to the three light emitting units 14 through the conductive vias 133 in the substrate 13. The control wafer 15 is correspondingly located in the second recess 10b, and the control wafer 15 is covered in the encapsulant 12, and the control wafer 15 is not exposed to the insulative housing 10 or the encapsulant 12. The encapsulant 12 can be an opaque structure or a light transmissive structure, which is not limited herein.
第二凹槽10b僅是用以使基板13的第二安裝面132外露,而讓控制晶片15能對應設置於第二安裝面132上,因此,第二凹槽10b的尺寸及外型,大致是依據控制晶片15的尺寸設計,而第二凹槽10b的尺寸、外型與第一凹槽10a的尺寸、外型沒有絕對的相對關係。惟若,使第二凹槽10b正對地位於第一凹槽10a的下方,將可有效地縮小發光模組100的整體尺寸。 The second recess 10b is only for exposing the second mounting surface 132 of the substrate 13, so that the control wafer 15 can be correspondingly disposed on the second mounting surface 132. Therefore, the size and shape of the second recess 10b are substantially It is designed according to the size of the control wafer 15, and the size and shape of the second groove 10b are not in absolute relative relationship with the size and shape of the first groove 10a. However, if the second recess 10b is located directly below the first recess 10a, the overall size of the light emitting module 100 can be effectively reduced.
如圖2所示,多個接腳16外露於絕緣本體10外,部份接腳16與發光單元14電性連接,部份接腳16與控制晶片15電性連接;其中,接腳16可以是通過基板13的第一安裝面131上的導電佈線結構、第二安裝面132上的導電佈線結構及多個導電通道133,與多個發光單元14及控制晶片15電性連接。特別說明的是,於此所指的接腳16即是用來使發光模組100焊接於相關電子構件的結構;在具體的實施應用中,接腳16可以是由基板13所延伸的結構,或者接腳16可以獨立於基板13的金屬構件,而接腳16的一端是固定於基板13上,接腳16的另一端則是對應外露於絕緣本體10外。其中,控制晶片15能接收外部控制裝置通過接腳16所傳遞的電訊號,以控制發光單元14所發出的光束的亮度或色溫。關於接腳16的數量及其外型,可以是依據需求變化,不以圖中所示為限。 As shown in FIG. 2 , the plurality of pins 16 are exposed outside the insulative housing 10 , and some of the pins 16 are electrically connected to the light emitting unit 14 , and some of the pins 16 are electrically connected to the control chip 15 . The conductive wiring structure on the first mounting surface 131 of the substrate 13 , the conductive wiring structure on the second mounting surface 132 , and the plurality of conductive vias 133 are electrically connected to the plurality of light emitting units 14 and the control wafer 15 . Specifically, the pin 16 referred to herein is a structure for soldering the light emitting module 100 to the related electronic component; in a specific implementation application, the pin 16 may be a structure extended by the substrate 13. Alternatively, the pin 16 may be independent of the metal member of the substrate 13, and one end of the pin 16 is fixed to the substrate 13, and the other end of the pin 16 is correspondingly exposed outside the insulating body 10. The control chip 15 can receive the electrical signal transmitted by the external control device through the pin 16 to control the brightness or color temperature of the light beam emitted by the light emitting unit 14. Regarding the number of pins 16 and their appearance, it may be changed according to requirements, and is not limited to the one shown in the figure.
請一併參閱圖4及圖5,圖4為本創作的發光模組的第二實施例的剖面示意圖,圖5為圖4的局部放大示意圖。如圖所示,本實施例與前述實施例最大差異在於:各個發光單元14可以是透過焊接體142與設置於第一安裝面131上的多個焊墊134相互連接, 且控制晶片15也可以是透過焊接體142與設置於第二安裝面132上的多個焊墊134相互連接。其中,設置於第一安裝面131及第二安裝面132的多個焊墊134,是與設置於基板13中的導電通道133電性連接。 Please refer to FIG. 4 and FIG. 5 together. FIG. 4 is a cross-sectional view showing a second embodiment of the light-emitting module of the present invention, and FIG. 5 is a partially enlarged schematic view of FIG. As shown in the figure, the maximum difference between the embodiment and the foregoing embodiment is that each of the light-emitting units 14 may be interconnected with the plurality of pads 134 disposed on the first mounting surface 131 through the soldering body 142. The control wafer 15 may be connected to the plurality of pads 134 disposed on the second mounting surface 132 via the soldering body 142. The plurality of pads 134 disposed on the first mounting surface 131 and the second mounting surface 132 are electrically connected to the conductive vias 133 disposed in the substrate 13 .
具體來說,在實際安裝發光單元14及控制晶片15的過程中,可以是於發光單元14及控制晶片15欲進行電性連接的位置上設置焊接球(例如錫球),再直接將設置有焊接球的發光單元14及控制晶片15,對應設置於第一安裝面131及第二安裝面132上的多個焊墊134,而後再對焊接球進行固化作業,以於發光單元14及焊墊134之間和控制晶片15與焊墊134之間形成所述焊接體142;如此,製造方式將無需使用前述實施例所述的金屬導線,從而可大幅提升發光單元14或控制晶片15正確地安裝於基板13的良率。 Specifically, in the process of actually mounting the light-emitting unit 14 and the control wafer 15, a solder ball (for example, a solder ball) may be disposed at a position where the light-emitting unit 14 and the control wafer 15 are to be electrically connected, and then directly disposed The light-emitting unit 14 and the control wafer 15 of the solder ball are corresponding to the plurality of pads 134 disposed on the first mounting surface 131 and the second mounting surface 132, and then the solder ball is cured to the light-emitting unit 14 and the bonding pad. The solder body 142 is formed between the 134 and between the control wafer 15 and the pad 134; thus, the manufacturing method will eliminate the need to use the metal wires described in the foregoing embodiments, so that the light-emitting unit 14 or the control wafer 15 can be greatly improved. The yield on the substrate 13.
特別說明的是,在實際應用中,發光單元14及控制晶片15可以是依據實際生產製造時的需求,而分別以本實施例的方式或是以前述實施例的方式安裝於基板13上;舉例來說,同一個發光模組100中,可以是使發光單元14通過多個金屬導線141與基板13電性連接,而使控制晶片15通過多個焊接體142與基板13電性連接;或者,同一個發光模組100也可以是使發光單元14通過多個焊接體142與基板13電性連接,而使控制晶片15通過多個金屬導線151與基板13電性連接。 In particular, in practical applications, the light-emitting unit 14 and the control wafer 15 may be mounted on the substrate 13 in the manner of the present embodiment or in the manner of the foregoing embodiments, respectively, according to actual manufacturing requirements; In the same light-emitting module 100, the light-emitting unit 14 can be electrically connected to the substrate 13 through the plurality of metal wires 141, and the control wafer 15 can be electrically connected to the substrate 13 through the plurality of soldering bodies 142; or The same light-emitting module 100 may be such that the light-emitting unit 14 is electrically connected to the substrate 13 through the plurality of soldering bodies 142, and the control wafer 15 is electrically connected to the substrate 13 through the plurality of metal wires 151.
請一併參閱圖6至圖9,圖6及圖7顯示為本創作的發光模組的第三實施例的示意圖;圖8及圖9顯示為本創作的發光模組的第四實施例的示意圖。如圖6所示,本實施例與前述實施例最大差異在於:發光模組100可以不包含有上述的基板13,而發光模組100是包含有多個導線架17(lead frame)。以下說明僅針對導線架17進行說明,其餘構件請參閱前述實施例說明,於此不再贅述。 Please refer to FIG. 6 to FIG. 9 . FIG. 6 and FIG. 7 are schematic diagrams showing a third embodiment of the lighting module of the present invention. FIG. 8 and FIG. 9 show a fourth embodiment of the lighting module of the present invention. schematic diagram. As shown in FIG. 6 , the biggest difference between the embodiment and the foregoing embodiment is that the light emitting module 100 does not include the substrate 13 , and the light emitting module 100 includes a plurality of lead frames 17 . The following description is only for the lead frame 17, and the rest of the components are described in the foregoing embodiments, and details are not described herein again.
各個導線架17彼此相反的兩側面,分別露出於第一凹槽10a 及第二凹槽10b,且各個導線架17的部份外露於絕緣本體10,以作為前述實施例所載的接腳16;關於接腳16的詳細說明,請參閱前述實施例,於此不再贅述。 Two side faces of the respective lead frames 17 opposite to each other are respectively exposed to the first groove 10a And the second recess 10b, and a portion of each lead frame 17 is exposed to the insulative housing 10 to serve as the pin 16 of the foregoing embodiment; for a detailed description of the pin 16, please refer to the foregoing embodiment, Let me repeat.
多個發光單元14固定設置於多個導線架17露出於第一凹槽10a的部份,而多個發光單元14對應位於第一凹槽10a中,各個發光單元14通過多個第一金屬導線141與至少一部份的導線架17電性連接。其中,多個發光單元14及多個第一金屬導線141一同被透光膠體11包覆。關於導線架17的數量,可以是依據發光單元14的數量及控制晶片15的種類決定,於此不加以限制,例如可以是4個、6個、8個等。 The plurality of light emitting units 14 are fixedly disposed on a portion of the plurality of lead frames 17 exposed to the first recess 10a, and the plurality of light emitting units 14 are correspondingly located in the first recess 10a, and each of the light emitting units 14 passes through the plurality of first metal wires. The 141 is electrically connected to at least a portion of the lead frame 17 . The plurality of light emitting units 14 and the plurality of first metal wires 141 are coated together by the light transmitting colloid 11 . The number of the lead frames 17 may be determined according to the number of the light-emitting units 14 and the type of the control wafer 15, and may be, for example, four, six, eight, or the like.
控制晶片15固定設置於多個導線架17露出於第二凹槽10b的部份,控制晶片15通過多個第二金屬導線151與至少一部份的導線架17電性連接。控制晶片15及多個第二金屬導線151被封裝膠體12包覆。控制晶片15通過多個第二金屬導線151及各個第二金屬導線151所電性連接的導線架17,而與多個發光單元14電性連接。藉此,控制晶片15能接收外部控制裝置通過多個導線架17所傳遞的電訊號,以對應控制各個發光單元14所發出的光束的亮度或色溫。 The control wafer 15 is fixedly disposed on a portion of the plurality of lead frames 17 exposed to the second recess 10b. The control wafer 15 is electrically connected to at least a portion of the lead frame 17 through the plurality of second metal wires 151. The control wafer 15 and the plurality of second metal wires 151 are covered by the encapsulant 12. The control wafer 15 is electrically connected to the plurality of light emitting units 14 through a plurality of second metal wires 151 and lead frames 17 electrically connected to the respective second metal wires 151. Thereby, the control wafer 15 can receive the electrical signals transmitted by the external control device through the plurality of lead frames 17 to correspondingly control the brightness or color temperature of the light beams emitted by the respective light emitting units 14.
如圖8及圖9所示,外露於絕緣本體10外的導線架18的外型,可以是依據需求變化,不侷限於圖6及圖7所示。具體來說,導線架18的焊接面181,可以是大致與發光模組100的出光面齊平。 As shown in FIG. 8 and FIG. 9, the outer shape of the lead frame 18 exposed outside the insulative housing 10 may be changed according to requirements, and is not limited to those shown in FIGS. 6 and 7. Specifically, the soldering surface 181 of the lead frame 18 may be substantially flush with the light emitting surface of the light emitting module 100.
請參閱圖10,其為本創作的發光模組的製作方法的第一實施例的流程示意圖。本創作的發光模組的製作方法包含以下步驟:一基板製作步驟S11:於一基板彼此相反的兩個寬側面分別形成多個第一焊墊及多個第二焊墊,並於基板中形成多個導電通道,而使至少一部份的第一焊墊能 通過多個導電通道與至少一部份的第二焊墊電性連接;一絕緣本體成型步驟S12:使一絕緣材料包覆基板的部份,以形成一絕緣本體,絕緣本體彼此相反的兩端分別內凹形成有一第一凹槽及一第二凹槽;一固晶步驟S13:將固定有多個焊接球的至少一發光單元焊接固定於多個第一焊墊;一透光膠體成型步驟S14:填充一透光膠於第一凹槽中,並固化透光膠,以形成一透光膠體,透光膠體密封第一凹槽;一控制晶片固定步驟S15:將固定有多個焊接球的一控制晶片焊接固定於多個第二焊墊;一封裝膠體成型步驟S16:填充一封裝膠於第二凹槽中,並固化封裝膠,以形成一封裝膠體,封裝膠體密封第二凹槽。 Please refer to FIG. 10 , which is a schematic flowchart of a first embodiment of a method for fabricating a light-emitting module. The manufacturing method of the illuminating module of the present invention comprises the following steps: a substrate manufacturing step S11: forming a plurality of first pads and a plurality of second pads on two wide sides opposite to each other on a substrate, and forming the same in the substrate a plurality of conductive channels to enable at least a portion of the first pad Electrically connecting with at least a portion of the second bonding pad through a plurality of conductive channels; an insulating body forming step S12: covering an insulating material with a portion of the substrate to form an insulating body, the opposite ends of the insulating body Forming a first recess and a second recess respectively; a solid crystal step S13: soldering and fixing at least one light emitting unit fixed with a plurality of solder balls to the plurality of first pads; and a transparent colloid molding step S14: filling a light-transmissive glue in the first recess, and curing the transparent adhesive to form a transparent colloid, the transparent colloid sealing the first recess; and controlling the wafer fixing step S15: a plurality of solder balls are fixed a control wafer is soldered and fixed to the plurality of second pads; a package colloid molding step S16: filling a package adhesive in the second recess, and curing the encapsulant to form an encapsulant, the encapsulant sealing the second recess .
請參閱圖11,其為本創作的發光模組的製作方法的第二實施例的流程示意圖。 Please refer to FIG. 11 , which is a schematic flowchart of a second embodiment of a method for fabricating a light-emitting module.
一基板製作步驟S21:於一基板彼此相反的兩個寬側面分別形成多個第一焊墊及多個第二焊墊,並於基板中形成多個導電通道,而使至少一部份的第一焊墊能通過多個導電通道與至少一部份的第二焊墊電性連接;一絕緣本體成型步驟S22:使一絕緣材料包覆基板的部份,以形成一絕緣本體,絕緣本體彼此相反的兩端分別內凹形成有一第一凹槽及一第二凹槽; 一控制晶片固定步驟S23:將固定有多個焊接球的一控制晶片焊接固定於多個第二焊墊;一封裝膠體成型步驟S24:填充一封裝膠於第二凹槽中,並固化封裝膠,以形成一封裝膠體,封裝膠體密封第二凹槽;一固晶步驟S25:將固定有多個焊接球的至少一發光單元焊接固定於多個第一焊墊;一透光膠體成型步驟S26:填充一透光膠於第一凹槽中,並固化透光膠,以形成一透光膠體,透光膠體密封第一凹槽。 a substrate manufacturing step S21: forming a plurality of first pads and a plurality of second pads on two wide sides opposite to each other, and forming a plurality of conductive channels in the substrate, and at least one part of the a solder pad can be electrically connected to at least a portion of the second pad through a plurality of conductive vias; an insulative body molding step S22: an insulating material covers a portion of the substrate to form an insulative body, and the insulative bodies are in contact with each other The opposite ends are respectively concavely formed with a first groove and a second groove; a control wafer fixing step S23: soldering and fixing a control wafer with a plurality of solder balls fixed to the plurality of second solder pads; and an encapsulation molding step S24: filling a package adhesive in the second recess and curing the encapsulant To form a package colloid, the encapsulant seals the second recess; a solid crystal step S25: soldering and fixing at least one light-emitting unit with a plurality of solder balls fixed to the plurality of first pads; and a transparent colloid molding step S26 Filling a light-transmissive glue in the first groove and curing the light-transmitting glue to form a light-transmissive colloid, and the light-transmitting gel seals the first groove.
關於上述基板製作步驟S11及基板製作步驟S21中所稱基板彼此相反的兩個寬側面,即為前述實施例中所稱第一安裝面及第二安裝面;上述基板製作步驟S11及基板製作步驟S21中所稱多個第一焊墊及多個第二焊墊,即為前述實施例中所指分別設置於第一安裝面及第二安裝面的焊墊。於前述實施例中關於第一安裝面、第二安裝面及設置於其上的焊墊等相關實施說明,亦同樣可應用於本實施例中。通過上述本創作的發光模組的製作方法的第一實施例及第二實施例所製作出的發光模組,即如同圖4所示。 The two wide side surfaces of the substrate in the substrate forming step S11 and the substrate forming step S21 are opposite to each other, that is, the first mounting surface and the second mounting surface in the above embodiments; the substrate manufacturing step S11 and the substrate manufacturing step The plurality of first pads and the plurality of second pads referred to in S21 are the pads provided on the first mounting surface and the second mounting surface, respectively, as referred to in the foregoing embodiments. The related embodiments of the first mounting surface, the second mounting surface, and the pads disposed thereon in the foregoing embodiments are also applicable to the present embodiment. The light-emitting module produced by the first embodiment and the second embodiment of the method for fabricating the light-emitting module of the present invention is as shown in FIG.
請參閱圖12,其為本創作的發光模組的製作方法的第三實施例的流程示意圖。 Please refer to FIG. 12 , which is a schematic flowchart of a third embodiment of a method for fabricating a light-emitting module.
一基座成型步驟S31:使一絕緣材料包覆多個導線架,並使絕緣本體彼此相反的兩端分別內凹有一第一凹槽及一第二凹槽,各個導線架彼此相反的兩側面分別露出於第一凹槽及第二凹槽,且各個導線架的部份外露於絕緣本體;一固晶步驟S32:將多個發光二極體芯片固定於多個導線架露出在第一凹槽中的部份, 而使多個發光二極體芯片位於第一凹槽中;一打線步驟S33:使多個發光二極體芯片通過多個金屬導線,與多個導線架電性連接,以使多個發光二極體芯片與多個導線架電性連接;一透光膠體成型步驟S34:填充一透光膠於第一凹槽中,並固化透光膠,以形成一透光膠體,透光膠體密封第一凹槽;一控制晶片固定步驟S35:將一控制晶片固定於多個導線架露出在第一凹槽中的部份,而使控制晶片位於第二凹槽中;一打線步驟S36:使控制晶片通過多個金屬導線,與多個導線架電性連接,而使控制晶片能通過導線架與多個所發光二極體芯片電性連接;一封裝膠體成型步驟S37:填充一封裝膠於第二凹槽中,並固化封裝膠,以形成一封裝膠體,封裝膠體密封第二凹槽。 a pedestal forming step S31: coating an insulating material with a plurality of lead frames, and recessing two opposite ends of the insulating body with a first groove and a second groove respectively, and the opposite sides of the lead frames are opposite to each other Exposed to the first recess and the second recess respectively, and a portion of each lead frame is exposed to the insulative body; a solid crystal step S32: fixing the plurality of LED chips to the plurality of lead frames exposed in the first recess Part of the slot, The plurality of light-emitting diode chips are located in the first recess; the first step S33: the plurality of light-emitting diode chips are electrically connected to the plurality of lead frames through the plurality of metal wires, so that the plurality of light-emitting diodes The polar body chip is electrically connected to the plurality of lead frames; a transparent colloid forming step S34: filling a transparent adhesive in the first recess, and curing the transparent adhesive to form a transparent colloid, the transparent colloid sealing a groove; a control wafer fixing step S35: fixing a control wafer to a portion of the plurality of lead frames exposed in the first groove, and placing the control wafer in the second groove; a wire bonding step S36: enabling control The wafer is electrically connected to the plurality of lead frames through a plurality of metal wires, so that the control chip can be electrically connected to the plurality of light-emitting diode chips through the lead frame; and an encapsulation molding step S37: filling a package adhesive in the second The encapsulant is cured in the recess to form an encapsulant, and the encapsulant seals the second recess.
請參閱圖13,其為本創作的發光模組的製作方法的第四實施例的流程示意圖。 Please refer to FIG. 13 , which is a schematic flowchart of a fourth embodiment of a method for fabricating a light-emitting module.
一基座成型步驟S41:使一絕緣材料包覆多個導線架,以於所述導線架形成一絕緣本體,絕緣本體彼此相反的兩端分別內凹有一第一凹槽及一第二凹槽,各個導線架彼此相反的兩側面分別露出於第一凹槽及第二凹槽,且各個導線架的部份外露於絕緣本體; 一控制晶片固定步驟S42:將一控制晶片固定於多個導線架露出在第一凹槽中的部份,而使控制晶片位於第二凹槽中;一打線步驟S43:使控制晶片通過多個金屬導線,與多個導線架電性連接,而使控制晶片能通過導線架與多個所發光二極體芯片電性連接;一封裝膠體成型步驟S44:填充一封裝膠於第二凹槽中,並固化封裝膠,以形成一封裝膠體,封裝膠體密封第二凹槽;一固晶步驟S45:將多個發光二極體芯片固定於多個導線架露出在第一凹槽中的部份,而使多個發光二極體芯片位於第一凹槽中;一打線步驟S46:使多個發光二極體芯片通過多個金屬導線,與多個導線架電性連接,以使多個發光二極體芯片與多個導線架電性連接;一透光膠體成型步驟S47:填充一透光膠於第一凹槽中,並固化透光膠,以形成一透光膠體,透光膠體密封第一凹槽。 a susceptor forming step S41: an insulating material is coated with a plurality of lead frames, so that the lead frame forms an insulating body, and the opposite ends of the insulating body are respectively recessed with a first groove and a second groove The two opposite sides of the lead frames are respectively exposed to the first groove and the second groove, and portions of the lead frames are exposed to the insulating body; a control wafer fixing step S42: fixing a control wafer to a portion of the plurality of lead frames exposed in the first recess, and placing the control wafer in the second recess; and a step S43: passing the control wafer through the plurality of The metal wire is electrically connected to the plurality of lead frames, so that the control chip can be electrically connected to the plurality of light-emitting diode chips through the lead frame; and an encapsulation molding step S44: filling a package adhesive in the second groove, And curing the encapsulant to form a package colloid, the encapsulant sealing the second recess; a solid crystal step S45: fixing the plurality of LED chips to the portion of the plurality of lead frames exposed in the first recess, And the plurality of light-emitting diode chips are located in the first recess; the first step S46: the plurality of light-emitting diode chips are electrically connected to the plurality of lead frames through the plurality of metal wires, so that the plurality of light-emitting diodes The polar body chip is electrically connected to the plurality of lead frames; a transparent colloid forming step S47: filling a transparent adhesive in the first groove, and curing the transparent adhesive to form a transparent colloid, the transparent colloid sealing a groove.
通過上述本創作的發光模組的製作方法的第三實施例及第四實施例所製作出的發光模組,即如同圖6至圖9所示;相對地,關於圖6至圖9所對應的前述實施例中所記載的相關實施方式,亦可應用於本實施例中。 The illuminating module produced by the third embodiment and the fourth embodiment of the illuminating module of the present invention is as shown in FIG. 6 to FIG. 9; correspondingly, corresponding to FIG. 6 to FIG. The related embodiments described in the foregoing embodiments can also be applied to the present embodiment.
以上所述僅為本創作的較佳可行實施例,非因此侷限本創作的專利範圍,故舉凡運用本創作說明書及圖式內容所做的等效技術變化,均包含於本創作的保護範圍內。 The above description is only a preferred and feasible embodiment of the present invention, and thus does not limit the scope of the patent of the present invention. Therefore, any equivalent technical changes made by using the present specification and the contents of the schema are included in the scope of protection of the present creation. .
Claims (10)
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Cited By (3)
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CN110828442A (en) * | 2019-11-04 | 2020-02-21 | 弘凯光电(深圳)有限公司 | Packaging structure and manufacturing method thereof |
TWI744016B (en) * | 2020-09-29 | 2021-10-21 | 柯銀湖 | LED luminous source device and manufacturing method thereof |
TWI753408B (en) * | 2020-01-19 | 2022-01-21 | 大陸商弘凱光電(深圳)有限公司 | A light-emitting body and light-emitting module |
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CN110828442A (en) * | 2019-11-04 | 2020-02-21 | 弘凯光电(深圳)有限公司 | Packaging structure and manufacturing method thereof |
TWI714380B (en) * | 2019-11-04 | 2020-12-21 | 大陸商弘凱光電(深圳)有限公司 | Packaging structure and manufacturing method thereof |
TWI753408B (en) * | 2020-01-19 | 2022-01-21 | 大陸商弘凱光電(深圳)有限公司 | A light-emitting body and light-emitting module |
TWI744016B (en) * | 2020-09-29 | 2021-10-21 | 柯銀湖 | LED luminous source device and manufacturing method thereof |
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