CN207116424U - LED cell packaging configurations - Google Patents
LED cell packaging configurations Download PDFInfo
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- CN207116424U CN207116424U CN201720994007.9U CN201720994007U CN207116424U CN 207116424 U CN207116424 U CN 207116424U CN 201720994007 U CN201720994007 U CN 201720994007U CN 207116424 U CN207116424 U CN 207116424U
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/15—Details of package parts other than the semiconductor or other solid state devices to be connected
- H01L2924/181—Encapsulation
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Abstract
The utility model discloses a kind of LED cell packaging configurations, it includes support, LED chip and bipolarity Hall integrated circuit, the LED chip and bipolarity Hall integrated circuit electrical connection, the polarity of the bipolarity Hall integrated circuit sensing surrounding magnetic field, and Polarity Control according to the magnetic field and keep the light on and off of the LED chip, the LED chip and the bipolarity Hall integrated circuit are installed in the support, the power pins and grounding pin wrapped up the packaging plastic solidfied material of the LED chip and the bipolarity Hall integrated circuit and be revealed in outside the packaging plastic solidfied material are formed on the support, the power pins and grounding pin electrically connect with the LED chip and the bipolarity Hall integrated circuit respectively；The operation of LED cell packaging configurations real-time response user of the present utility model, display efficiency be high, it is simple in construction, be easily installed dismounting, production cost is low and later period maintenance upkeep cost is low.
Description
Technical field
Technical field of semiconductors is the utility model is related to, relates more specifically to a kind of LED cell packaging configurations.
Background technology
LED is widely used in the daily work of people as the illuminator of a kind of low cost of manufacture, high illumination efficiency
In living, existing LED function is single, is only capable of controlling the bright of LED by the high and low level for controlling LED to access
Go out.Prior art controls LED according to certain rule light on and off to show specific pattern often through control circuit.It is however, this
Mode using default control circuit control LED etc. light on and off still could not meet need of the user to LED real-time response
Ask, constrain the application scenario of LED significantly, field is used without further expansion LED.
Therefore, it is necessary to provide a kind of display efficiency for the operation for being capable of real-time response user it is high, it is simple in construction, production
The LED cell packaging configurations that cost is low and later period maintenance upkeep cost is low.
Utility model content
The purpose of this utility model is to provide a kind of LED cell packaging configurations, is provided with and shines in the LED cell packaging configurations
Bright LED chip and the bipolarity Hall integrated circuit of control LED chip light on and off, can be according to the corresponding display of polarity of surrounding magnetic field
LED light on and off, corresponding N polarized magnets part or S polarized magnets part can be used to correspond to and control LED light on and off.
To achieve the above object, the utility model provides a kind of LED cell packaging configurations, and it includes support, at least one
Individual LED chip and bipolarity Hall integrated circuit, at least one LED chip and the bipolarity Hall integrated circuit are electrically connected
Connect, the polarity of bipolarity Hall integrated circuit sensing surrounding magnetic field, and the Polarity Control according to the magnetic field and keep institute
The light on and off of LED chip are stated, the LED chip and the bipolarity Hall integrated circuit are installed in the support, the support
It is upper to form the packaging plastic solidfied material for wrapping up the LED chip and the bipolarity Hall integrated circuit and be revealed in the encapsulation
The power pins and grounding pin of adhesive curing beyond the region of objective existence, the power pins and grounding pin respectively with the LED chip and described
Bipolarity Hall integrated circuit electrically connects.
Compared with prior art, the utility model by least one LED chip of illumination and controls the double of LED chip light on and off
Polarity Hall integrated circuit is packaged into a monomer by packaging plastic, and corresponding N polarized magnets part or S polarized magnet parts can be used
To correspond to the light on and off for controlling LED, even if the LED monomers are arranged into several, corresponding polarized magnet part can also be passed through
Close to the light on and off for controlling some LED monomers, such as LED monomers are bright when N magnetic magnet iron pieces are close, and S poles magnetic magnet iron piece approaches
When LED monomers go out, vice versa so that LED cell packaging configurations described in the utility model can be with the behaviour of real-time response user
Make, for example, for the writing such as electronic blackboard class, display class of electronic devices, stage performance class etc. LED lattice displays panel or
LED shows stage, can also be installed on LED cell packaging configurations on stage ground, and the magnet piece of corresponding polarity is used to use
On the footwear of person, pass through the different light on and off for controlling underfooting LEDs of the polarized magnet block of the movement of user or left and right pin, control
Simply, rich in entertaining.Furthermore that LED chip and bipolarity Hall integrated circuit are effectively encapsulated as into LED is mono- due to the utility model
Body, structure is simpler, production cost is lower, and at least one LED chip and bipolarity Hall integrated circuit are packaged into one
Individual LED monomers, it is more convenient for changing LED monomers, is easier to installing/dismounting in actual production operation, the later stage needs repairing
When maintaining LED monomers, it is only necessary to split out single led monomer and maintained.
It is preferred that the bipolarity Hall integrated circuit includes induction module, comparison module and at least one LED
At least one switch element corresponding to chip and at least one latch module corresponding with least one switch element, institute
The polarity of induction module sensing surrounding magnetic field is stated to export corresponding induced signal, the two-stage of the induction module is electrically connected
The positive feedback end and negative-feedback end of the comparison module, the comparison module correspondingly export induced electricity according to the induced signal
Flat, the output end of the comparison module electrically connects the input of the latch module, and the latch module keeps the induced electricity
Put down and export the sensing level to the control terminal of the corresponding switch element, institute corresponding to the switch element electrical connection
State LED chip and control the light on and off of the LED chip.
It is preferred that the bipolarity Hall integrated circuit also includes Voltage stabilizing module, the input of the Voltage stabilizing module is electrically connected
The power pins are connect, the output end of the Voltage stabilizing module electrically connects the input of the induction module, and to the sensing mould
The input of block provides a voltage-stabilized power supply.
It is preferred that the negative pole of the LED chip corresponding to the output end electrical connection of the switch element.
It is preferred that the bipolarity Hall integrated circuit also includes the first enabled control unit, the described first enabled control
Unit has the first Enable Pin and to be electrically connected with latch module all in the bipolarity Hall integrated circuit, according to described the
The signal control of one Enable Pin input allows or forbids the latch module to latch the sensing level, is also set on the support
There is the enabled pin of first be revealed in outside the packaging plastic solidfied material, the enabled pin electrically connects first Enable Pin.
It is preferred that each bipolarity Hall integrated circuit has at least two latch modules, the bipolarity
Hall integrated circuit also includes the second enabled control unit, the described second enabled control unit have the second Enable Pin and with it is described
All latch modules electrical connection in bipolarity Hall integrated circuit, the signal according to second Enable Pin input, which controls, to be allowed
Or forbid the latch module to latch the sensing level, it is additionally provided with and is revealed in outside the packaging plastic solidfied material on the support
The second enabled pin, the described second enabled pin electrically connects second Enable Pin.
It is preferred that each latch module corresponds at least one LED chip, and at least two latch modules are corresponding
The LED chip color it is different.
It is preferred that the bipolarity Hall integrated circuit also includes control unit, the input of described control unit is electrically connected
The comparison module is connect, the output end of described control unit electrically connects all latch modules, and described control unit has
At least two control terminals, when second Enable Pin is in permission state, corresponding at least two control terminals independent control
The light on and off of the LED chip corresponding to the latch module, the latch module output corresponding to the control terminal independent control
Low and high level, and the same type of control terminal of some LED monomers electrically connects jointly.
It is preferred that at least two controlling switch being revealed in outside the packaging plastic solidfied material, institute are additionally provided with the support
State the control terminal corresponding to controlling switch electrical connection.
It is preferred that the LED cell packaging configurations also include the resistance R on the support, the LED chip is just
Pole electrically connects the power pins by resistance R.Resistance R is used to protect LED chip will not be because of the electric current for flowing through LED chip
It is excessive and cause its damage, and can when physical circuit applies the LED monomers, without in physical circuit extra increase protect
Protect resistance, the normal works of the LED monomers can be protected well, avoid the LED monomers because residing circuital current is excessive and
Damage the LED monomers.
It is preferred that the support is provided with groove, the LED chip and the bipolarity Hall integrated circuit are installed respectively
In in the groove, the packaging plastic solidfied material fills the groove.
It is preferred that the support is substrate, the LED chip and the bipolarity Hall integrated circuit are respectively arranged in institute
State in substrate, the packaging plastic solidfied material wraps up the substrate.
Brief description of the drawings
Fig. 1 is the structural representation of LED cell packaging configurations in embodiment one of the present utility model.
Fig. 2 is the circuit diagram of LED cell packaging configurations in embodiment one of the present utility model.
Fig. 3 is the circuit diagram of the bipolarity Hall integrated circuit in LED cell packaging configurations described in Fig. 2.
Fig. 4 is that the LED cell packaging configurations of another preferred embodiment in embodiment one of the present utility model have first
Structural representation during enabled pin.
Fig. 5 is the circuit diagram of the bipolarity Hall integrated circuit of LED cell packaging configurations described in Fig. 4.
Fig. 6 is the circuit diagram of LED cell packaging configurations described in Fig. 4.
Fig. 7 is that the structure of the LED cell packaging configurations of another preferred embodiment in embodiment one of the present utility model is shown
It is intended to.
Fig. 8 is the structural representation of LED cell packaging configurations in embodiment two of the present utility model.
Fig. 9 is the circuit diagram of LED cell packaging configurations in embodiment two of the present utility model.
Figure 10 is the circuit diagram of the bipolarity Hall integrated circuit in LED cell packaging configurations described in Fig. 9.
Figure 11 is the circuit diagram of another preferred embodiment in Fig. 9.
Figure 12 is Fig. 9 physical circuit figure.
Embodiment
Embodiment of the present utility model described with reference now to accompanying drawing, similar element numbers represent similar member in accompanying drawing
Part.
Embodiment one
Fig. 1 and Fig. 2 are refer to, the LED cell packaging configurations 100 of the present embodiment, it includes 1, LED chip 2 of support
With a bipolarity Hall integrated circuit 3, wherein, bipolarity Hall integrated circuit 3 senses the polarity of surrounding magnetic field, and according to magnetic
The light on and off of the Polarity Control LED chip 2 of field.Specifically, support 1 is preset with connection line (not shown), power pins 5 and connect
Ground pin 6, LED chip 2 and bipolarity Hall integrated circuit 3 are installed in support 1, LED chip 2 and the integrated electricity of bipolarity Hall
Electrical connection is realized in road 3 by connection line on support 1, power pins 5 and grounding pin 6 respectively with LED chip 2 and bipolarity
Hall integrated circuit 3 electrically connects.The encapsulation adhesive curing of parcel LED chip 2 and bipolarity Hall integrated circuit 3 is formed on support 1
Thing 4, power pins 5 and grounding pin 6 are revealed in outside packaging plastic solidfied material 4.More specifically, bipolarity Hall of the present utility model
Integrated circuit 3 senses the polarity of surrounding magnetic field, and the light on and off of the Polarity Control LED chip 2 according to magnetic field.It should be noted that
Bipolarity Hall integrated circuit 3 can be using the performance of bipolarity Hall integrated circuit 3 that can realize the requires of the utility model
Other physical circuits, therefore herein not to be limited.Bipolarity Hall integrated circuit 3 is bright according to the Polarity Control LED chip 2 in magnetic field
Go out to be set according to the actual requirements, by by the N poles with N pole fields and/or the object (not shown) of S pole fields or S
Extremely close to the bipolarity Hall integrated circuit 3, such as when N is extremely close to the bipolarity Hall integrated circuit 3, the bipolarity Hall collection
Control LED chip 2 shinny into circuit 3；When S is extremely close to the bipolarity Hall integrated circuit 3, the bipolarity Hall integrated circuit
3 control LED chips 2 are extinguished, and vice versa.It should be noted that the packaging plastic solidfied material 4 is in translucent construction, the translucent construction
Different colours fluorescent material, the specific colors such as red, yellow, green, which can be included, to be selected according to the actual requirements, to cause this
Utility model can show different colors；The ray structure can also be water white transparency structure, by choosing different luminous face
The LED chip of color is to realize the different glow colors of LED monomers, therefore herein not to be limited.
Preferably, the support 1 are substrate, and LED chip 2 and bipolarity Hall integrated circuit 3 are respectively by way of welding
It is installed in the substrate, packaging plastic solidfied material 4 wraps up the substrate.Certainly, with reference to figure 7, in another preferred scheme, on support 1
Provided with groove, LED chip 2 and bipolarity Hall integrated circuit 3 are respectively arranged in groove, and it is recessed that packaging plastic solidfied material 4 fills this
Groove, with further fixed and protection LED chip 2 and bipolarity Hall integrated circuit 3.
Fig. 3 is refer to, bipolarity Hall integrated circuit 3 includes a comparison module 32, one of induction module 31, one and locked
Storing module 33 and a switch element 34, induction module 31 sense N pole fields or S pole fields to export corresponding sensing letter
Number, the two-stage of induction module 31 is electrically connected the positive feedback end and negative-feedback end of comparison module 32, and comparison module 32 is according to sense
The corresponding output sensing level (in the present embodiment, the sensing level corresponds to high level or low level) of induction signal, comparison module 32
Output end electrical connection latch module 33 input, latch module 33 keep sensing level simultaneously will sensing level export to switch
The control terminal of element 34, switch element 34 electrically connect LED chip 2 and control the light on and off of LED chip 2.
Fig. 5 is refer to, bipolarity Hall integrated circuit 3 also includes Voltage stabilizing module 35, and the input of Voltage stabilizing module 35 is electrically connected
Power pins 5 are connect, the output end of Voltage stabilizing module 35 electrically connects the input of induction module 31, and to the input of induction module 31
A voltage-stabilized power supply is provided, so that it is guaranteed that the stabilization of the operating voltage of bipolarity Hall integrated circuit 3.The positive pole connection of LED chip 2 is steady
The input of die block 35, the negative pole of the output end electrical connection LED chip 2 of switch element 34.It is worth noting that, this practicality is new
The Voltage stabilizing module 35 of the bipolarity Hall integrated circuit 3 of type is Voltagre regulator, and comparison module 32 is difference amplifier, latches mould
Block 33 is Schmidt trigger, and switch module 34 is the output stage of open collector, and the utility model can also choose it respectively
He can realize the function of Voltage stabilizing module 35 of the present utility model, comparison module 32, latch module 33 and switch element 34
Other components, therefore herein not to be limited.
Fig. 4, Fig. 5 and Fig. 6 are refer to, bipolarity Hall integrated circuit 3 also includes the first enabled control unit, and first is enabled
Control unit has the first Enable Pin EN1 and electrically connected with the latch module 33 in bipolarity Hall integrated circuit 3, according to first
The signal control of Enable Pin EN1 inputs allows or forbids the latch module 33 to latch the sensing level, the illegal state
Under the light on and off of LED chip 2 do not changed by the change of other signals, i.e., now LED monomers only according to actual external level control
Make the light on and off of each LED chip 2.Specifically, latch module 33 also includes Enable Pin, and the Enable Pin of latch module 33 is used to allow
Or latch module 33 is forbidden to latch level corresponding to the polarity of the magnetic field of the control light on and off of LED chip 2.In the present embodiment, first
Enable Pin EN1 is the Enable Pin of the latch module 33.It is enabled that first be revealed in outside packaging plastic solidfied material 4 is additionally provided with support 1
Pin 7, the first enabled pin 7 electrically connect the Enable Pin of latch module 33, i.e., the first enabled pin 7 electrically connects the first Enable Pin
EN1。
Refer to Fig. 6, be additionally provided with resistance R on support 1, the positive pole of LED chip 2 by resistance R electric connection of power supply pins,
Resistance R is used to protect LED chip 2 not cause its damage because the electric current for flowing through LED chip 2 is excessive.
Embodiment two
Fig. 7, Fig. 8 and Fig. 9 are refer to, the LED cell packaging configurations 200 of the present embodiment, it includes 1, three LED core of support
Piece 2 and a bipolarity Hall integrated circuit 3, wherein, the polarity of the sensing surrounding magnetic field of bipolarity Hall integrated circuit 3, and according to
According to the light on and off of the Polarity Control LED chip 2 in magnetic field.Specifically, support 1 is preset with connection line (not shown), power pins 5
With grounding pin 6, LED chip 2 and bipolarity Hall integrated circuit 3 are installed in support 1, LED chip 2 and bipolarity Hall collection
Electrical connection is realized by connection line on support 1 into circuit 3, power pins 5 and grounding pin 6 respectively with LED chip 2 and pair
Polarity Hall integrated circuit 3 electrically connects.The packaging plastic of parcel LED chip 2 and bipolarity Hall integrated circuit 3 is formed on support 1
Solidfied material 4, power pins 5 and grounding pin 6 are revealed in outside packaging plastic solidfied material 4.More specifically, bipolarity of the present utility model
Hall integrated circuit 3 senses the polarity of surrounding magnetic field, and the light on and off of the Polarity Control LED chip 2 according to magnetic field.Need what is illustrated
It is that bipolarity Hall integrated circuit 3 can use other to realize the bipolarity Hall integrated circuit 3 of the requires of the utility model
Other physical circuits of performance, therefore herein not to be limited.Polarity Control LED core of the bipolarity Hall integrated circuit 3 according to magnetic field
The light on and off of piece 2 can be set according to the actual requirements, by by the object (not shown) with N pole fields and/or S pole fields
N poles or S are extremely close to the bipolarity Hall integrated circuit 3, such as when N is extremely close to the bipolarity Hall integrated circuit 3, the bipolarity
Hall integrated circuit 3 controls LED chip 2 shinny；When S is extremely close to the bipolarity Hall integrated circuit 3, the bipolarity Hall collection
LED chip 2 is controlled to extinguish into circuit 3, vice versa.It should be noted that the packaging plastic solidfied material 4 is in translucent construction, this is saturating
Photo structure can include different colours fluorescent material, the specific colors such as red, yellow, green and can select according to the actual requirements, with
The utility model is enabled to show different colors；The ray structure can also be water white transparency structure, different by choosing
The LED chip of glow color is to realize the different glow colors of LED monomers, therefore herein not to be limited.
Preferably, the support 1 are substrate, LED chip 2 and bipolarity Hall integrated circuit 3 respectively by welded and installed in
In the substrate, packaging plastic solidfied material 4 wraps up the substrate.Certainly, with reference to figure 7, in another preferred scheme, support 1 is provided with recessed
Groove, LED chip 2 and bipolarity Hall integrated circuit 3 are respectively arranged in groove, and packaging plastic solidfied material 4 fills the groove, to enter
LED chip 2 and bipolarity Hall integrated circuit 3 are fixed and protected to one step.
Figure 10 is refer to, bipolarity Hall integrated circuit 3 includes a comparison module 32, three of induction module 31, one
Latch module 33 and three switch elements 34, induction module 31 sense N pole fields or S pole fields to export corresponding sensing letter
Number, the two-stage of induction module 31 is electrically connected the positive feedback end and negative-feedback end of comparison module 32, and comparison module 32 is according to sense
The corresponding output sensing level (in the present embodiment, the sensing level corresponds to high level or low level) of induction signal, comparison module 32
Output end be electrically connected the inputs of three latch modules 33, three latch modules 33 keep corresponding to sensing level and will
Corresponding sensing level is delivered to the control terminal of corresponding switch element 34, and three switch elements 34 are electrically connected a LED
The light on and off of LED chip 2 corresponding to chip 2 and control.
Please continue to refer to Figure 10, bipolarity Hall integrated circuit 3 also includes Voltage stabilizing module 35, the input of Voltage stabilizing module 35
Electric connection of power supply pin 5, the input of the output end electrical connection induction module 31 of Voltage stabilizing module 35, and to the defeated of induction module 31
Enter end and one voltage-stabilized power supply is provided, so that it is guaranteed that the stabilization of the operating voltage of bipolarity Hall integrated circuit 3.The positive pole of LED chip 2 connects
The input of Voltage stabilizing module 35 is connect, the negative pole of LED chip 2 corresponding to the output end electrical connection of switch element 34.It is noticeable
It is that the Voltage stabilizing module 35 of bipolarity Hall integrated circuit 3 of the present utility model is Voltagre regulator, and comparison module 32 is put for difference
Big device, latch module 33 are Schmidt trigger, and switch module 34 is the output stage of open collector, and the utility model can be with
Voltage stabilizing module 35, comparison module 32, latch module 33 and switch element of the present utility model can be realized by choosing other respectively
Other components of 34 function, therefore herein not to be limited.
Refer to Figure 10, Figure 11 and Figure 12, bipolarity Hall integrated circuit 3 also includes the second enabled control unit, and second
Enabled control unit has the second Enable Pin EN2 and electrically connected with latch module 33 all in bipolarity Hall integrated circuit 3,
Signal control according to the second Enable Pin EN2 inputs allows or forbids the latch module 33 to latch the sensing level, should
The light on and off of LED chip 2 under illegal state are not changed by the change of other signals, i.e., now LED monomers are only outer according to reality
Connect the light on and off of each LED chip 2 of Automatic level control.Specifically, latch module 33 also includes Enable Pin, the Enable Pin of latch module 33
For allowing or forbidding latch module 33 to latch level corresponding to the polarity of the magnetic field of the control light on and off of LED chip 2.Second Enable Pin
EN2 electrically connects the Enable Pin of all latch modules 33, realizes the permission or quiescing for controlling all latch modules 33.Branch
The enabled pin 7 of second be revealed in outside packaging plastic solidfied material 4 is additionally provided with frame 1, the second enabled pin 7 electrically connects the second Enable Pin
EN2, i.e., the second enabled pin 7 electrically connect the Enable Pin of all latch modules 33.
Please continue to refer to Figure 10, Figure 11 and Figure 12, bipolarity Hall integrated circuit 3 also includes control unit, control unit
Input electrical connection comparison module 32, the output end of control unit electrically connects all latch modules 33, and control unit has
When three control terminal CTR1, CTR2, CTR3, the second Enable Pin EN2 are in permission state, control terminal CTR1, CTR2, CTR3 are independent
The light on and off of LED chip 2 corresponding to latch module 33 corresponding to control, lock corresponding to control terminal CTR1, CTR2, CTR3 independent control
Storing module 33 exports low and high level, and the same type of control terminal of different LED monomers electrically connects jointly.Specifically, control is single
Member also includes three logic modules 36, and in the present embodiment, logic module 36 is and gating element.It is all common with the one-level of gating element
The output end of comparison module 32 is electrically connected, it is all to draw control terminal CTR1, CTR2, CTR3 respectively with gating element another level, often
The input of one latch module 33 corresponding with the output end electrical connection of gating element.When the second Enable Pin EN2 is permission state,
Latch module 33 latches and kept the sensing level that comparison module 32 exports, by controlling each control terminal CTR1, CTR2, CTR3
Level, realize the light on and off of each LED chip 2 corresponding to independent control, such as control terminal CTR1, CTR2, CTR3 are high level, then
LED chip 2 corresponding to current control terminal CTR1, CTR2, CTR3 can be controlled by magnetic field, and control terminal CTR1, CTR2, CTR3 are
Low level, then current control terminal CTR1, LED chip 2 is extinguished corresponding to CTR2, CTR3, it is achieved thereby that each LED chip 2
The independent control of state；When the second Enable Pin EN2 is illegal state, latch module 33 is stopped, control terminal CTR1,
The change of CTR2, CTR3 level does not influence the light on and off of corresponding LED chip, and now LED monomers will not be because of external environment condition
Changes of magnetic field and the light on and off of the LED chip 2 under the change for producing the light on and off of LED chip 2, the i.e. illegal state are not by other signals
Change and change, now LED monomers are only according to the light on and off of the actual external each LED chip 2 of Automatic level control.It is noticeable
It is that the logic module 36 of the present embodiment is and gating element that certainly, the logic module 36 can also be OR gate element and NAND gate member
The other kinds of logic element such as part, in the case where the independent control of state of each LED chip 2 can be realized, logic module
36 selection can be selected according to actual conditions, therefore herein not to be limited.It should be noted that three LED of the present embodiment
The color of chip 2 is different, can be respectively red, green and blue, or other colors, the color of certain LED chip 2
The light on and off of the LED chip 2 of independent control same color can be passed through with identical, it is possible to achieve the brightness of the LED monomers of the present embodiment
Controllability, therefore herein not to be limited.Further, in addition to the light on and off of each LED chip 2 are controlled by logic module 36, also
More dispaly states of the LED monomers of the present embodiment can be expanded, such as various pulses by introducing control module (not shown)
Flicker etc., what such control module was easily achieved by those skilled in the art, therefore herein not to be limited.It is additionally provided with support 1
Three controlling switch 8 being revealed in outside packaging plastic solidfied material 4, controlling switch 8 electrically connect corresponding control terminal CTR1, CTR2,
CTR3。
Figure 11 is refer to, a resistance R is additionally provided with support 1, the positive pole of three LED chips 2 is commonly through resistance R electricity
Power pins are connected, resistance R is used to protect three LED chips 2 because the electric current for flowing through LED chip 2 is excessive will not cause
It is damaged.Notably, as another preferred embodiment, three resistance R are provided with support 1, each LED chip 2
Positive pole can independently connect common electric connection of power supply pin after a resistance R, therefore herein not to be limited.
It should be noted that the quantity of the LED chip 2 of the present embodiment is three, or two, now corresponding lock
Storing module 33, switch element 34 and logic module 36 are two, certainly, the quantity of LED chip 2 can also be other two with
On, corresponding latch module 33, switch element 34 and logic module 36 correspond, LED chip in specific implementation
2nd, the quantity of latch module 33, switch element 34 and logic module 36 can select according to actual conditions, therefore herein not to be limited.
With reference to Fig. 1-Figure 12, LED cell packaging configurations 100,200 of the present utility model are by LED chip 2 and bipolarity Hall
Integrated circuit 3 electrically connected and is installed in support 1, and parcel LED chip 2 and bipolarity Hall integrated circuit 3 are formed on support 1
Packaging plastic 4 and the power pins 5 being revealed in outside packaging plastic 4 and grounding pin 6, power pins 5 and grounding pin 6 respectively with
LED chip 2 and bipolarity Hall integrated circuit 4 electrically connect.By the way that LED chip 2 and bipolarity Hall integrated circuit 3 are encapsulated in
Together, the polarity of surrounding magnetic field is sensed using bipolarity Hall integrated circuit 3, and bipolarity Hall integrated circuit 3 is according to magnetic field
Polarity Control LED chip 2 light on and off state so that LED cell packaging configurations 100,200 described in the utility model can be realized
The operation of real-time response user.The structure of the LED cell packaging configurations 100,200 is simple, and its light on and off control simple and fast
Rich in entertaining, the LED cell packaging configurations 100,200 intensive electronic blackboards etc. arranged together that are used for can be write class, shown
Show the LED lattice display panels of class of electronic devices, stage performance class etc., or by several LED cell packaging configurations
100,200 are installed on appropriate position, such as stage ground, wall etc. with default pattern, path, such as can be mono- by LED
Body encapsulating structure 100,200 is installed on stage ground, by the magnet piece of corresponding polarity on the footwear of user, by using
The light on and off of the different control underfooting LEDs of the movement of person or the polarized magnet block of left and right pin, control is simple, rich in entertaining.
The utility model is described above in association with most preferred embodiment, but the utility model is not limited to the above and taken off
The embodiment shown, and the various modifications carried out according to essence of the present utility model, equivalent combinations should be covered.
Claims (10)
1. a kind of LED cell packaging configurations, it is characterised in that integrated including support, at least one LED chip and bipolarity Hall
Circuit, the bipolarity Hall integrated circuit electrically connect with least one LED chip, the bipolarity Hall integrated circuit
Sense the polarity of surrounding magnetic field, and Polarity Control according to the magnetic field and keep the light on and off of the LED chip, the LED core
Piece and the bipolarity Hall integrated circuit are installed in the support, are formed on the support and are wrapped up the LED chip and institute
State the packaging plastic solidfied material of bipolarity Hall integrated circuit and the power pins being revealed in outside the packaging plastic solidfied material and connect
Ground pin, the power pins and grounding pin electrically connect with the LED chip and the bipolarity Hall integrated circuit respectively.
2. LED cell packaging configurations as claimed in claim 1, it is characterised in that the bipolarity Hall integrated circuit includes
Induction module, comparison module, at least one switch element corresponding with least one LED chip and with described at least one
At least one latch module corresponding to individual switch element, the polarity of induction module sensing surrounding magnetic field is to export corresponding sense
Induction signal, the two-stage of the induction module are electrically connected the positive feedback end and negative-feedback end of the comparison module, the comparison
Module electrically connects the latch module according to the corresponding output sensing level of the induced signal, the output end of the comparison module
Input, the latch module keep the sensing level and the sensing level are delivered into the corresponding switch element
Control terminal, the LED chip corresponding to the switch element electrical connection simultaneously control the light on and off of the LED chip.
3. LED cell packaging configurations as claimed in claim 2, it is characterised in that the bipolarity Hall integrated circuit also wraps
Voltage stabilizing module is included, the input of the Voltage stabilizing module electrically connects the power pins, the output end electrical connection of the Voltage stabilizing module
The input of the induction module, and provide a voltage-stabilized power supply to the input of the induction module.
4. LED cell packaging configurations as claimed in claim 2, it is characterised in that the output end electrical connection of the switch element
The negative pole of the corresponding LED chip.
5. LED cell packaging configurations as claimed in claim 2, it is characterised in that：The bipolarity Hall integrated circuit also wraps
The first enabled control unit is included, the described first enabled control unit has the first Enable Pin and integrates electricity with the bipolarity Hall
All latch modules electrical connection in road, the signal control according to first Enable Pin input allow or forbid the latch
Module latches the sensing level, and the enabled pin of first be revealed in outside the packaging plastic solidfied material is additionally provided with the support,
Described first enabled pin electrically connects first Enable Pin.
6. LED cell packaging configurations as claimed in claim 2, it is characterised in that each bipolarity Hall integrated circuit
With at least two latch modules, the bipolarity Hall integrated circuit also includes the second enabled control unit, and described the
Two enabled control units have the second Enable Pin and electrically connected with latch module all in the bipolarity Hall integrated circuit,
Signal control according to second Enable Pin input allows or forbids the latch module to latch the sensing level, described
The enabled pin of second be revealed in outside the packaging plastic solidfied material is additionally provided with support, described second enables described in pin electrical connection
Second Enable Pin.
7. LED cell packaging configurations as claimed in claim 6, it is characterised in that each latch module corresponding at least one
Individual LED chip, and the LED chip color is different corresponding at least two latch modules.
8. LED cell packaging configurations as claimed in claim 6, it is characterised in that the bipolarity Hall integrated circuit also wraps
Control unit is included, the input of described control unit electrically connects the comparison module, the output end electrical connection of described control unit
All latch modules, described control unit have at least two control terminals, and second Enable Pin is in permission state
When, the light on and off of the LED chip, the control corresponding to the latch module corresponding at least two control terminals independent control
The latch module output low and high level corresponding to end independent control processed, and the same type of control of some LED monomers
The common electrical connection in end.
9. LED cell packaging configurations as claimed in claim 6, it is characterised in that be additionally provided with the support described in being revealed in
At least two controlling switch outside packaging plastic solidfied material, the control terminal corresponding to the controlling switch electrical connection.
10. LED cell packaging configurations as claimed in claim 1, it is characterised in that also include the resistance on the support
R, the positive pole of the LED chip electrically connect the power pins by resistance R, and the support is provided with groove, the LED chip
It is respectively arranged in the bipolarity Hall integrated circuit in the groove, the packaging plastic solidfied material fills the groove, institute
It is substrate to state support, and the LED chip and the bipolarity Hall integrated circuit are respectively arranged in the substrate, the encapsulation
Adhesive curing thing wraps up the substrate.
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| CN201720994007.9U CN207116424U (en) | 2017-08-09 | 2017-08-09 | LED cell packaging configurations |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107316860A (en) * | 2017-08-09 | 2017-11-03 | 东莞职业技术学院 | LED cell packaging configurations and its manufacture method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107316860A (en) * | 2017-08-09 | 2017-11-03 | 东莞职业技术学院 | LED cell packaging configurations and its manufacture method |
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