CN209561405U - A kind of LED luminescence unit - Google Patents

Abstract

The utility model discloses a kind of LED luminescence unit, including the LED chip in bracket, tri- color chip of RGB and at least one white LED light source；The luminescence unit is divided into a light emitting region and at least one compensatory zone, and tri- color chip of RGB is located at the light emitting region, and the LED chip in the white LED light source is in the compensatory zone；Wherein, the anode or cathode electrical connection of at least two chips.(i.e. in the case where guaranteeing that original current channel is constant, each chip is individually controlled by driving current), reduce the pin number of device, avoid LED luminescence unit pin number excessively caused by sealing performance decline and the problems such as be unfavorable for Installation And Test, improve the quality of LED luminescence unit.

Description

A kind of LED luminescence unit

Technical field

The utility model relates to technical field of LED illumination more particularly to a kind of LED luminescence units.

Background technique

LED light source just gradually replaces tradition as a kind of energy conservation and environmental protection, reliable in quality, light-emitting component with long service life Illuminator becomes common lighting source in life now.With the fast development of LED lamp industry, a variety of face can be issued The LED packaging of color outdoors colorful illumination, stage lighting, in interior decoration using more and more extensive, wherein making to device It is higher and higher with stability and photochromic requirement.Existing colorful LED support, there are commonly three colors of one cup, four color of double cups, three glasss Based on multicolored structure, pin number all compares more in these right structures, if one of pin goes wrong, will lead to corresponding face Color failure, declines the color quality of device, influences device quality；And pin number is excessive, can also make the sealing performance of device Decline, influences the reliability of device；In addition, pin number is excessive, also it is unfavorable for the Installation And Test of LED packaging.

Utility model content

The utility model provides a kind of LED luminescence unit, can reduce the pin number of LED luminescence unit, improves LED hair The sealing performance of light unit improves the quality of LED luminescence unit.

The utility model provides a kind of LED luminescence unit, including bracket, tri- color chip of RGB and at least one white light LEDs Light source；White LED light source includes that luminescence unit described in LED chip is divided into a light emitting region and at least one compensatory zone, institute It states tri- color chip of RGB and is located at the light emitting region, the white LED light source is located at the compensatory zone；

Wherein, the anode or cathode electrical connection of at least two chips.

Optionally, it is provided at least one baffle on the bracket, is set to the light emitting region and the compensatory zone Between, the upper limb of the baffle is higher than the upper surface of the chip.

Optionally, the luminescence unit is divided into a light emitting region and two compensatory zones, and the LED luminescence unit includes Tri- color chip of RGB and two white LED light sources.

Optionally, the light emitting region is located between two compensatory zones.

Optionally, the anode or cathode electrical connection of tri- color chip of RGB.

Optionally, the anode of the LED chip in one of white LED light source and a chip in tri- color chip of RGB Or cathode electrical connection, the anode of another chip in LED chip and tri- color chip of RGB in another white LED light source or Cathode electrical connection.

Optionally, the anode of the LED chip in one of white LED light source and a chip in tri- color chip of RGB Or cathode electrical connection；The anode of other two chips in LED chip and tri- color chip of RGB in another white LED light source Or cathode electrical connection.

Optionally, the anode or cathode electrical connection of all chips.

Optionally, in the light emitting region and compensatory zone, each chip is correspondingly arranged on anode bond pad and cathode weldering Disk, the anode bond pad and cathode pad setting on the bracket, the anode and cathode of each chip respectively with corresponding anode Pad and cathode pad electrical connection.

Optionally, the anode or cathode electrical connection of at least two chip, comprising:

The anode bond pad or cathode pad of at least two chips are electrically connected or at least two chips share an anode bond pad Or cathode pad.

LED luminescence unit provided by the embodiment of the utility model, including bracket, tri- color chip of RGB and at least one whiten The LED light source of light；White LED light source includes LED chip, and luminescence unit is divided into a light emitting region and at least one compensating basin Domain, tri- color chip of RGB are located at light emitting region, and white LED light source is located at compensatory zone；Wherein, the anode of at least two chips or Cathode electrical connection.In the case where guaranteeing that original current channel is constant (that is, each chip is individually controlled by driving current), subtract The pin number of few device, avoiding LED luminescence unit pin number, excessively caused sealing performance declines and is unfavorable for installing The problems such as with test, improve the quality of LED luminescence unit.

Detailed description of the invention

The utility model is described in further detail below according to drawings and examples.

Fig. 1 is a kind of structural schematic diagram of LED luminescence unit provided by the embodiment of the utility model；

Fig. 2 is LED luminescence unit in Fig. 1 along the sectional view of hatching line A-A '；

Fig. 3 is a kind of circuit connection diagram of luminescence chip in the utility model embodiment；

Fig. 4 is a kind of pad structure figure of LED luminescence unit corresponding with Fig. 3；

Fig. 5 is a kind of circuit connection diagram of luminescence chip in the utility model embodiment；

Fig. 6 is a kind of pad structure figure of LED luminescence unit corresponding with Fig. 5；

Fig. 7 is a kind of circuit connection diagram of luminescence chip in the utility model embodiment；

Fig. 8 is a kind of pad structure figure of LED luminescence unit corresponding with Fig. 7；

Fig. 9 is a kind of circuit connection diagram of luminescence chip in the utility model embodiment；

Figure 10 is a kind of pad structure figure of LED luminescence unit corresponding with Fig. 9；

Figure 11 is a kind of circuit connection diagram of luminescence chip in the utility model embodiment；

Figure 12 is a kind of pad structure figure of LED luminescence unit corresponding with Figure 11；

Figure 13 is a kind of circuit connection diagram of luminescence chip in the utility model embodiment；

Figure 14 is a kind of pad structure figure of LED luminescence unit corresponding with Figure 13；

Figure 15 is another pad structure figure of LED luminescence unit corresponding with Figure 13.

Specific embodiment

The technical issues of to solve the utility model, the technical solution of use and the technical effect that reaches are clearer, It is described in further detail below in conjunction with technical solution of the attached drawing to the utility model embodiment, it is clear that described reality Applying example is only the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, It is practical new to belong to this for those skilled in the art's every other embodiment obtained without creative efforts The range of type protection.

In the description of the present invention, unless otherwise clearly defined and limited, term " connected ", " connection ", " Gu It is fixed " it shall be understood in a broad sense, for example, it may be being fixedly connected, it may be a detachable connection, or integral；It can be mechanical connect It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary The interaction relationship of the connection in portion or two elements.For the ordinary skill in the art, it can be managed with concrete condition Solve the concrete meaning of above-mentioned term in the present invention.

In the present invention unless specifically defined or limited otherwise, fisrt feature the "upper" of second feature or it "lower" may include that the first and second features directly contact, and also may include that the first and second features are not direct contacts but lead to Cross the other characterisation contact between them.Moreover, fisrt feature includes above the second feature " above ", " above " and " above " One feature is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.First is special Sign is directly below and diagonally below the second feature including fisrt feature under the second feature " below ", " below " and " below ", or only Indicate that first feature horizontal height is less than second feature.

The utility model provides a kind of LED luminescence unit, and for illuminating, which includes bracket, RGB tri- LED chip in color chip and at least one white LED light source.Luminescence unit is divided into a light emitting region and at least one compensation Region, tri- color chip of RGB are located at light emitting region, and the LED chip in white LED light source is in compensatory zone.

Tri- color chip of RGB and the LED chip at least in white LED light source are located at different regions, by each hair The coloration to the emergent light of different zones and the regulation of brightness are realized in the control of the driving current of optical chip；By controlling white light The size of the driving current of LED chip in LED light source carries out color temperature compensating with the light issued to RGB three coloured light, expands LED The brightness of the emergent light of luminescence unit and the modification scope of coloration expand the scope of application of LED luminescence unit.Simultaneously, wherein extremely The anode or cathode electrical connection of few two chips, that is, at least two chips share a negative electrode pin or negative electrode pin, are guaranteeing In the case that original current channel is constant (that is, each chip is individually controlled by driving current), the pin number of device is reduced, Avoid LED luminescence unit pin number excessively caused by sealing performance decline and the problems such as be unfavorable for Installation And Test, improve The quality of LED luminescence unit.

In the following, will be illustrated by specific embodiment to the utility model.

Optionally, the present embodiment is practical new to this by taking luminescence unit is divided into a light emitting region and two compensatory zones as an example Type is illustrated.Fig. 1 is a kind of structural schematic diagram of LED luminescence unit provided by the embodiment of the utility model, and Fig. 2 is in Fig. 1 LED luminescence unit is along the sectional view of hatching line A-A ', and as depicted in figs. 1 and 2, LED luminescence unit includes bracket 100, tri- color core of RGB 202,203 and 204, two white LED light sources of piece, White LED light source includes LED chip, is described referred to below for better, Tri- color chip 202,203 and 204 of RGB is referred to as luminescence chip 202,203 and 204, the LED core in two white LED light sources Piece is known as white chip 201 and 205.Luminescence unit is divided into a light emitting region 11 and two compensatory zones 12 and 13, tri- color of RGB Chip is located in light emitting region 11, and two white LED light sources are located in two compensatory zones 12 and 13.Optionally, it shines Region 11 is located between two compensatory zones 12 and 13.

Optionally, the white LED light source can be the LED chip to emit white light；It or is other monochromatic LED chips, such as blue Color LED chip covers light transformational substance, such as fluorescent powder in LED chip, forms White LED light source.

Optionally, there are two baffles 300, baffle 300 to be set to light emitting region 11 and compensatory zone 12 for setting on bracket 100 Between, light emitting region 11 and compensatory zone 12 is isolated, the upper limb of baffle 300 is higher than the upper surface of luminescence chip.Wherein, bracket 100 and baffle 300 be insulating materials, the two can be integrated molding, or by way of pressing, baffle 300 is pressed together on On bracket 100.In light emitting region 11 and compensatory zone 12, it is additionally provided with packaging plastic 400, packaging plastic 400 coats luminescence chip, can Choosing, the upper surface of packaging plastic 400 is concordant with the upper limb of baffle 300 or the upper surface of packaging plastic 400 is slightly to the arc of lower recess Face.The light that two white chips 201 and 205 issue has different color temperature values through white after packaging plastic 400, passes through Control the size of the driving current of the LED chip 201 and 205 in each white LED light source, with light that RGB three coloured light is issued into Row color temperature compensating.

Optionally, Fig. 3 is a kind of circuit connection diagram of luminescence chip in the utility model embodiment, and Fig. 4 is corresponding with Fig. 3 LED luminescence unit a kind of pad structure figure, as shown in Figure 3 and Figure 4, the cathode of luminescence chip 202 and white chip 201 Cathode electrical connection, the two shares a negative electrode pin 6, and then LED luminescence unit compared with the existing technology reduces one and draws Foot, so that pin number is 9, avoiding LED luminescence unit pin number, excessively caused sealing performance declines and is unfavorable for The problems such as Installation And Test, improves the quality of LED luminescence unit.

In light emitting region and compensatory zone, each chip is correspondingly arranged on anode bond pad and cathode pad, anode bond pad and yin Pole pad is arranged on bracket, and the anode and cathode of each chip is electrically connected with corresponding anode bond pad and cathode weldering respectively.Example Property, as shown in figure 4, luminescence chip 203 is single electrode chip, anode is located at its light emission side, and cathode is located at its light emission side The anode and cathode of opposite backlight side, the bipolar electrode chip of remaining chip, bipolar electrode chip is located at its light emission side.Shine core The anode of piece 202 is electrically connected with anode bond pad 521 by metal lead wire, and anode bond pad 521 is electrically connected with negative electrode pin 2, is shone The cathode of chip 202 is electrically connected with cathode pad 522 by metal lead wire；The anode and anode bond pad 531 of luminescence chip 203 are logical Metal lead wire electrical connection is crossed, anode bond pad 531 is electrically connected with negative electrode pin 3, and the cathode of luminescence chip 203 passes through conductive material (such as conducting resinl or tin cream) is fixed in cathode pad 532, and cathode pad 532 is electrically connected with negative electrode pin 8；Luminescence chip 204 anode is electrically connected with anode bond pad 541 by metal lead wire, and anode bond pad 541 is electrically connected with negative electrode pin 4, and shine core The cathode of piece 204 is electrically connected with cathode pad 542 by metal lead wire, and cathode pad 542 is electrically connected with negative electrode pin 9；White light The anode of chip 201 is electrically connected with anode bond pad 511 by metal lead wire, and anode bond pad 511 is electrically connected with negative electrode pin 1, white The cathode of optical chip 201 is electrically connected with cathode pad 512 by metal lead wire, and cathode pad 512 is electrically connected with negative electrode pin 6； The anode of white chip 205 is electrically connected with anode bond pad 551 by metal lead wire, and anode bond pad 551 is electrically connected with negative electrode pin 5 It connects, the cathode of white chip 205 is electrically connected with cathode pad 552 by metal lead wire, 10 electricity of cathode pad 522 and negative electrode pin Connection.Cathode pad 512 and cathode pad 522 are electrically connected by metal routing 601, and cathode pad 512 is drawn with corresponding cathode Foot 6 is electrically connected, 202 common cathode pin 6 of white chip 201 and luminescence chip, and then that no setting is required is corresponding for luminescence chip 202 Negative electrode pin reduces the quantity of pin, so that the pin number of LED luminescence unit is 9.

It should be noted that Fig. 3 and embodiment shown in Fig. 4, show luminescence chip 202 and white chip 201 share One negative electrode pin, so that pin number is reduced to 9, it is in fact possible to be any two chip common cathode pin, so that Pin number is reduced to 9, such as the common cathode of luminescence chip 202 and 203 pin, the common cathode of luminescence chip 203 and 204 are drawn A variety of feelings such as foot, 205 common cathode pin of the common cathode of luminescence chip 202 and 204 pin, luminescence chip 204 and white chip Condition.Fig. 5 is a kind of circuit connection diagram of luminescence chip in the utility model embodiment, and Fig. 6 is LED corresponding with Fig. 5 luminous single A kind of the case where pad structure figure of member, Fig. 5 and Fig. 6 show the common cathode pin of luminescence chip 202 and 203, specifically connect Connecing relationship, details are not described herein.

Fig. 7 is a kind of circuit connection diagram of luminescence chip in the utility model embodiment, and Fig. 8 is LED corresponding with Fig. 7 hair A kind of pad structure figure of light unit, as shown in Figure 7 and Figure 8, the cathode of luminescence chip 202,203 and 204 are electrically connected, and with yin Pole pin 8 is electrically connected, luminescence chip 202,203 and 204, common cathode pin 8, and then pin number is reduced to 8.Such as figure Shown in 8, luminescence chip 202,203 and 204 shares a cathode pad 560, which is used as luminescence chip simultaneously 202,203 and 204 die bond pad, luminescence chip 202,203 and 204 are fixed in the cathode pad 560.Luminescence chip 202 Cathode with 204 passes through metal lead wire respectively and is electrically connected with cathode pad 560, the cathode of luminescence chip 203 by conducting resinl or Tin cream is fixed in cathode pad 560, and cathode pad 560 is electrically connected with negative electrode pin 8.Chip 201,202,203,204 and 205 Anode by metal lead wire respectively with corresponding anode bond pad 511,521,531,541 and 551 be electrically connected, anode bond pad 511, 521, it 531,541 and 551 is electrically connected respectively with corresponding negative electrode pin 1,2,3,4 and 5.The cathode of white chip 201 and 205 is logical Metal lead wire is crossed to be electrically connected with corresponding cathode pad 512 and 552, cathode pad 512 and 552 respectively with corresponding negative electrode pin 6 and 10 electrical connections.Luminescence chip 202,203 and 204 common cathode pins 8, and then that no setting is required is right for luminescence chip 203 and 204 The negative electrode pin answered reduces the quantity of pin, so that the pin number of LED luminescence unit is 8.

It should be noted that Fig. 7 and embodiment shown in Fig. 8, show luminescence chip 202,203 and 204 and share one Negative electrode pin, so that pin number is reduced to 8, it is in fact possible to be any three chips common cathode pin, so that pin Quantity is reduced to 8, such as white chip 201, the common cathode of luminescence chip 202 and 203 pin, luminescence chip 203,204 and 205 common cathode pin of white chip, white chip 201, the common cathode of luminescence chip 202 and 204 pin, white chip 201, A variety of situations such as 205 and 204 common cathode pin of luminescence chip.Details are not described herein for specific connection relationship.

Optionally, the anode of the LED chip in one of white LED light source and a chip in tri- color chip of RGB Or cathode electrical connection, the anode of another chip in LED chip and tri- color chip of RGB in another white LED light source or Cathode electrical connection.Fig. 9 is a kind of circuit connection diagram of luminescence chip in the utility model embodiment, and Figure 10 is corresponding with Fig. 9 A kind of pad structure figure of LED luminescence unit, as shown in Figure 9 and Figure 10, the cathode electricity of white chip 201 and luminescence chip 202 Connection, and be electrically connected with negative electrode pin 6, and the cathode of white chip 205 and luminescence chip 204 is electrically connected, and with negative electrode pin 10 Electrical connection, that is, 202 common cathode pin 6 of white chip 201 and luminescence chip, white chip 205 and luminescence chip 204 share Negative electrode pin 10, and then pin number is reduced to 8.As shown in Figure 10, the cathode of luminescence chip 203 passes through conducting resinl or tin Cream is fixed in cathode pad 532, and cathode pad 532 is electrically connected with negative electrode pin 7；Luminescence chip 202,204, white chip 201 and 205 cathode is electrically connected by metal lead wire with corresponding cathode pad 512,522,532,542 and 552.Chip 201, 202,203,204 and 205 anode is electric with corresponding anode bond pad 511,521,531,541 and 551 respectively by metal lead wire Connection, anode bond pad 511,521,531,541 and 551 are electrically connected with corresponding negative electrode pin 1,2,3,4 and 5 respectively.White light core The cathode pad 512 of piece 201 and the cathode pad 522 of luminescence chip 202 are electrically connected by metal routing 602, cathode pad 512 It is electrically connected with negative electrode pin 6；The cathode pad 552 of white chip 205 and the cathode pad 542 of luminescence chip 204 pass through metal Cabling 603 is electrically connected, and cathode pad 552 is electrically connected with negative electrode pin 10, so that white chip 201 and luminescence chip 202 Common cathode pin 6,204 common cathode pin 10 of white chip 205 and luminescence chip, is reduced to 8 for pin number.

It should be noted that Fig. 9 and embodiment shown in Fig. 10, show white chip 201 and luminescence chip 202 share Negative electrode pin, 204 common cathode pin of white chip 205 and luminescence chip, and then pin number is reduced to 8, in fact, It can be any two groups combinations comprising two chip common cathodes, so that pin number is reduced to 8, such as white chip 201 and 203 common cathode pin of luminescence chip, white chip 205 and 204 common cathode pin of luminescence chip or white light core 205 common cathode pin of piece 201 and white chip, a variety of feelings such as 203 common cathode pin of luminescence chip 202 and luminescence chip Condition, details are not described herein for specific connection relationship.

Optionally, the anode of the LED chip in one of white LED light source and a chip in tri- color chip of RGB Or cathode electrical connection；The anode of other two chips in LED chip and tri- color chip of RGB in another white LED light source Or cathode electrical connection.Figure 11 is a kind of circuit connection diagram of luminescence chip in the utility model embodiment, and Figure 12 is and Figure 11 pairs A kind of pad structure figure for the LED luminescence unit answered, as is illustrated by figs. 11 and 12, the yin of white chip 201 and luminescence chip 202 Pole electrical connection, and be electrically connected with negative electrode pin 6, the cathode electrical connection of white chip 205, luminescence chip 202,203 and 204, and It is electrically connected with negative electrode pin 10, that is, 202 common cathode pin 6 of white chip 201 and luminescence chip, white chip 205 shine Chip 202,203 and 204 common cathode pins 10, and then pin number is reduced to 7.As shown in figure 12, luminescence chip 203 A cathode pad 570 is shared with 204, the cathode of luminescence chip 203 is fixed on cathode pad 570 by conducting resinl or tin cream On, the cathode of luminescence chip 204 is electrically connected by metal lead wire with cathode pad 570.The cathode of white chip 205 passes through metal Lead is electrically connected with cathode pad 552, and cathode pad 552 is electrically connected with cathode pad 570 by metal routing 604, cathode weldering Disk 552 is electrically connected with negative electrode pin 10；Luminescence chip 202 and the cathode of white chip 201 pass through metal lead wire and corresponding yin Pole pad 512 and 522 is electrically connected, and cathode pad 512 and 522 is electrically connected by metal routing 605, cathode pad 512 and cathode Pin 6 is electrically connected.The anode of chip 201,202,203,204 and 205 by metal lead wire respectively with corresponding anode bond pad 511,521,531,541 and 551 electrical connection, anode bond pad 511,521,531,541 and 551 respectively with corresponding negative electrode pin 1, 2,3,4 and 5 electrical connection.In this way, 202 common cathode pin 6 of white chip 201 and luminescence chip, white chip 205, shine core Piece 202,203 and 204 common cathode pins 10, and then pin number is reduced to 7.

It should be noted that embodiment shown in Figure 11 and Figure 12, shows white chip 201 and luminescence chip 202 is total With negative electrode pin, white chip 205, luminescence chip 202,203 and 204 common cathode pins, and then pin number is reduced to 7 It is a, it is in fact possible to 5 chips are arbitrarily divided into two groups, wherein one group of chip comprising two common cathode pins, another group Chip comprising 3 common cathode pins, so that pin number is reduced to 7, such as white chip 201 and white chip 205 Common cathode pin, luminescence chip 202,203 and 204 common cathode pins or white chip 201,205 and luminescence chip 202 common cathode pins, a variety of situations such as common cathode pin of luminescence chip 203 and 204, specific connection relationship is herein no longer It repeats.

Optionally, the anode or cathode electrical connection of all chips.Figure 13 is a kind of luminous core in the utility model embodiment The circuit connection diagram of piece, Figure 14 is a kind of pad structure figure of LED luminescence unit corresponding with Figure 13, such as Figure 13 and Figure 14 institute Show, the cathode of 5 chips is electrically connected, and is electrically connected with negative electrode pin 8, i.e. 5 chip common cathode pins 8, in turn Pin number is reduced to 6.As shown in figure 14, luminescence chip 202,203 and 204 shares a cathode pad 580, the cathode The die bond pad as luminescence chip 202,203 and 204, luminescence chip 202,203 and 204 are fixed on the yin to pad 580 simultaneously On pole pad 580.The cathode of luminescence chip 202 and 204 passes through metal lead wire respectively and is electrically connected with cathode pad 580, and shine core The cathode of piece 203 is fixed in cathode pad 580 by conducting resinl or tin cream, and cathode pad 580 is electrically connected with negative electrode pin 8. The cathode of white chip 201 and 205 is electrically connected by metal lead wire with corresponding cathode pad 512 and 552, cathode pad 512 It is electrically connected respectively by metal routing 606 and 607 with cathode pad 580 with 552.The sun of chip 201,202,203,204 and 205 Pole is electrically connected with corresponding anode bond pad 511,521,531,541 and 551 respectively by metal lead wire, anode bond pad 511,521, 531, it 541 and 551 is electrically connected respectively with corresponding negative electrode pin 1,2,3,4 and 5.5 chip common cathode pins 8, and then will Pin number is reduced to 6.

In the embodiment shown in fig. 14, cathode pad 512 and 552 is welded by metal routing 605 and 606 and cathode respectively Disk 580 is electrically connected, and cathode pad 580 is electrically connected with negative electrode pin 8 again.In the utility model other embodiments, such as Figure 15 institute Show, Figure 15 is another pad structure figure of LED luminescence unit corresponding with Figure 13, and in the embodiment, negative electrode pin 20 is in length Strip is oppositely arranged with each negative electrode pin, cathode pad 512,552 and 580 directly with pass through metal routing and negative electrode pin 20 Electrical connection.

It should be noted that side opposite with pad on bracket 100 is arranged in pin, exemplary in above-described embodiment , it can be uniformly arranged along the periphery of bracket 100, negative electrode pin can also be arranged in a wherein edge for bracket 100, cathode The other edge opposite with negative electrode pin is arranged in pin.Optionally, in the above-described embodiments, pad can pass through metallic vias It is electrically connected with the pin of the other side.

It should be noted that illustratively elaborating the feelings of the cathode electrical connection of at least two chips in above-described embodiment The case where condition, the anode electrical connection of at least two chips, is similar therewith, and details are not described herein.

In the description of this article, it is to be understood that term " on ", "lower", " right side ", etc. orientation or positional relationships be based on Orientation or positional relationship shown in the drawings is merely for convenience of description and simplification and operates, rather than the dress of indication or suggestion meaning It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model Limitation.In addition, term " first ", " second ", are only used to distinguish between description, have no special meaning.

In the description of this specification, the description of reference term " embodiment ", " example " etc. means to combine the embodiment Or example particular features, structures, materials, or characteristics described are contained at least one embodiment or example of the utility model In.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.

In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the embodiments can also be appropriately combined, and forming those skilled in the art can With the other embodiments of understanding.

Technical principle of the utility model has been described above with reference to specific embodiments.These descriptions are intended merely to explain this reality With novel principle, and it cannot be construed to the limitation to scope of protection of the utility model in any way.Based on the explanation herein, Those skilled in the art, which does not need to pay for creative labor, can associate with other specific implementation modes of this utility model, These modes are fallen within the protection scope of the utility model.

Claims (10)

1. a kind of LED luminescence unit, which is characterized in that including bracket, tri- color chip of RGB and at least one white light to emit white light LED light source；White LED light source includes LED chip, and the luminescence unit is divided into a light emitting region and at least one compensating basin Domain, tri- color chip of RGB are located at the light emitting region, and the white LED light source is located at the compensatory zone；

Wherein, the anode or cathode electrical connection of at least two chips.

2. LED luminescence unit according to claim 1, which is characterized in that at least one baffle is provided on the bracket, It is set between the light emitting region and the compensatory zone, the upper limb of the baffle is higher than the upper surface of the chip.

3. LED luminescence unit according to claim 1, which is characterized in that the luminescence unit is divided into a light emitting region With two compensatory zones, the LED luminescence unit includes tri- color chip of RGB and two white LED light sources.

4. LED luminescence unit according to claim 3, which is characterized in that the light emitting region is located at two compensation Between region.

5. LED luminescence unit according to claim 4, which is characterized in that the anode or cathode electricity of tri- color chip of RGB Connection.

6. LED luminescence unit according to claim 4, which is characterized in that the LED core in one of white LED light source Piece is electrically connected with the anode or cathode of a chip in tri- color chip of RGB, the LED chip in another white LED light source with The anode or cathode of another chip in tri- color chip of RGB is electrically connected.

7. LED luminescence unit according to claim 4, which is characterized in that the LED core in one of white LED light source Piece is electrically connected with the anode or cathode of a chip in tri- color chip of RGB；LED chip in another white LED light source with The anode or cathode of other two chips in tri- color chip of RGB is electrically connected.

8. LED luminescence unit according to claim 4, which is characterized in that the anode or cathode of all chips is electrically connected.

9. -8 any LED luminescence unit according to claim 1, which is characterized in that the light emitting region and compensatory zone Interior, each chip is correspondingly arranged on anode bond pad and cathode pad, and the anode bond pad and cathode pad are arranged in the branch On frame, the anode and cathode of each chip is electrically connected with corresponding anode bond pad and cathode pad respectively.

10. LED luminescence unit according to claim 9, which is characterized in that the anode or cathode of at least two chip Electrical connection, comprising:

The anode bond pad or cathode pad of at least two chips are electrically connected or at least two chips share an anode bond pad or yin Pole pad.