CN207664065U - A kind of LED line light source flip-chip substrate structure - Google Patents

Abstract

The utility model discloses a kind of LED line light source flip-chip substrate structures, including protection board, protecting crust, welding plate, flip-chip and flip-chip substrate, protection plate surface integrated molding is equipped with several protecting crusts for protecting flip-chip, protection board bottom surface connects the flip-chip substrate for installing flip-chip, flip-chip substrate surface applies the installation mark for being useful for prompt flip-chip positive and negative anodes installation, weld the welding plate for fixing flip-chip in flip-chip substrate bottom surface, the welding plate surface opens up the installation window for placing flip-chip, the painting of flip-chip substrate surrounding is useful for the indication circuit fluoresent coating that installation is complete.The utility model is designed reasonably, cost are low；The innovative design of diversification string and wiring is realized by LED chip, it can be achieved that LED light imitates the switching of different brightness, and the product diversification advantage to improve mobile phone industry to greatest extent is securely and reliably preferably promoted the use of.

Description

A kind of LED line light source flip-chip substrate structure

Technical field

The utility model is related to electrical type light source display screen technology field more particularly to a kind of LED linear light sources flip-chip substrates Structure.

Background technology

LED line light source flip-chip substrate is a kind of chip array formula arrangement, a kind of electricity being composed by series-parallel mode Sub-block circuit design scheme can carry out connection in series-parallel individually according to electronic circuit and the luminous design principles of part LED are realized in switching. Due to its significant technical advantage, the energy-efficient development of LED display is become, a main trend of tinyization in space, In the frivolous epoch focus developing steps for having become the whole world of the energy saving consumption of product and the size of product, in LED object machine screens Field, show that stand-by time and the LED light source brightness of communicating terminal, electronic product become strong competitiveness indicator.

Utility model content

The purpose of this utility model is to provide a kind of LED line light source flip-chip substrate structures, to solve the above technical problems.

The utility model uses following technical scheme to achieve the above object：

A kind of LED line light source flip-chip substrate structure, including protection board, protecting crust, welding plate, flip-chip and flip-chip substrate, The protection plate surface integrated molding is equipped with several protecting crusts for protecting flip-chip, and the protection board bottom surface connection is used In the flip-chip substrate of installation flip-chip, the flip-chip substrate surface applies the installation for being useful for prompt flip-chip positive and negative anodes installation Mark, the flip-chip side open up the via hole for unicom circuit, and the flip-chip other side is opened up for upside-down mounting The welding plate for fixing flip-chip is welded in the heat emission hole of chip cooling, the flip-chip substrate bottom surface, and the welding plate surface opens up Installation window for placing flip-chip, the flip-chip substrate surrounding painting are useful for the indication circuit fluoresent coating that installation is complete.

Preferably, the flip-chip substrate material is the Heat Conduction Material of 1.3W.

Preferably, the flip-chip substrate front only has two solder joints of positive and negative anodes, and the flip-chip front is cascaded, The flip-chip back side requires design in parallel according to winding displacement, and energization combination is carried out by via hole among the flip-chip.

Preferably, general solder joint is designed at the welding plate back side, and for facilitating Product jointing heat conduction to use, polarity has one positive three negative With two just two negative different modes.

Compared with prior art, the utility model has the following advantages：The utility model is simple in structure, and reasonable design is made Valence is at low cost；The method that electronic circuit is realized in LED connection in series-parallel can be embodied on the basis of flip-chip substrate, realized by LED chip The innovative design of diversification string and wiring is, it can be achieved that LED light imitates the switching of different brightness, to improve hand to greatest extent The product diversification advantage of machine industry, protection board and protecting crust effective protection circuit, prevent from damaging, and fluoresent coating prompts work people Member, prevents maloperation, securely and reliably, preferably promote the use of.

Description of the drawings

Fig. 1 is the structure chart of the utility model LED line light source flip-chip substrate structure.

Fig. 2 is the anti-pad structures figure of the utility model LED line light source flip-chip substrate structure.

Fig. 3 is the flip-chip substrate structure chart of the utility model LED line light source flip-chip substrate structure.

In figure：1, protection board, 2, protecting crust, 3, welding plate, 4, installation window, 5, flip-chip, 6, flip-chip substrate, 7, fluorescence Coating, 8, via hole, 9, heat emission hole, 10, installation mark.

Specific implementation mode

The utility model is further elaborated in the following with reference to the drawings and specific embodiments.

As shown, a kind of LED line light source flip-chip substrate circuit, including protection board 1, protecting crust 2, welding plate 3, flip-chip 5 and flip-chip substrate 6,1 surface integrated molding of the protection board is equipped with several protecting crusts 2 for protecting flip-chip 5, described 1 bottom surface of protection board connects the flip-chip substrate 6 for installing flip-chip 5, and 6 surface of the flip-chip substrate, which applies, is useful for prompt upside-down mounting The installation mark 10 of 5 positive and negative anodes of chip installation, 5 side of the flip-chip opens up the via hole 8 for unicom circuit, it is described fall 5 other side of cartridge chip opens up the heat emission hole 9 to radiate for flip-chip 5, and 6 bottom surface of the flip-chip substrate is welded for fixing upside-down mounting The welding plate 3 of chip 5,3 surface of the welding plate open up the installation window 4 for placing flip-chip 5, and 6 surrounding of the flip-chip substrate applies It is useful for the indication circuit fluoresent coating that installation is complete 7.

Utility model works principle：The side that electronic circuit is realized in LED connection in series-parallel can be embodied on the basis of flip-chip substrate 6 Method, realizes the innovative design of diversification string and wiring, it can be achieved that LED light imitates the switching of different brightness by LED chip, from And the product diversification advantage of mobile phone industry is improved to greatest extent, 2 effective protection circuit of protection board 1 and protecting crust prevents from damaging, Fluoresent coating 7 prompts staff, prevents maloperation, securely and reliably.

The above is the utility model preferred embodiment, for the ordinary skill in the art, according to this reality With novel introduction, in the case where not departing from the principles of the present invention with spirit, the change that is carried out to embodiment is repaiied Change, replace and modification is still fallen within the scope of protection of the utility model.

Claims (4)

1. a kind of LED line light source flip-chip substrate circuit, including protection board (1), protecting crust (2), welding plate (3), flip-chip (5) and Flip-chip substrate (6), which is characterized in that protection board (1) surface integrated molding is equipped with several for protecting flip-chip (5) Protecting crust (2), protection board (1) bottom surface connects the flip-chip substrate (6) for installing flip-chip (5), the upside-down mounting base Plate (6) surface applies the installation mark (10) for being useful for prompt flip-chip (5) positive and negative anodes installation, flip-chip (5) side The via hole (8) for unicom circuit is opened up, flip-chip (5) other side is opened up to be dissipated for what flip-chip (5) radiated The welding plate (3) for fixing flip-chip (5) is welded in hot hole (9), flip-chip substrate (6) bottom surface, and welding plate (3) surface is opened If the installation window (4) for placing flip-chip (5), flip-chip substrate (6) the surrounding painting is useful for indication circuit, and installation is complete Fluoresent coating (7).

2. a kind of LED line light source flip-chip substrate circuit according to claim 1, which is characterized in that the flip-chip substrate (6) Material is the Heat Conduction Material of 1.3W.

3. a kind of LED line light source flip-chip substrate circuit according to claim 1, which is characterized in that the flip-chip substrate (6) Front only has two solder joints of positive and negative anodes, and flip-chip (5) front is cascaded, flip-chip (5) back side according to Winding displacement requires design in parallel, and the flip-chip (5) is intermediate to carry out energization combination by via hole (8).

4. a kind of LED line light source flip-chip substrate circuit according to claim 1, which is characterized in that welding plate (3) back side General solder joint is designed, for facilitating Product jointing heat conduction to use, polarity there are one positive three negative and two just two negative different modes.