CN210007965U

CN210007965U - two-wire multicolor LED control chip module

Info

Publication number: CN210007965U
Application number: CN201920716182.0U
Authority: CN
Inventors: 万清华; 陆刚; 赵富荣
Original assignee: Jiangmen Core Electric Technology Co Ltd
Current assignee: Jiangmen Core Electric Technology Co Ltd
Priority date: 2019-05-16
Filing date: 2019-05-16
Publication date: 2020-01-31
Anticipated expiration: 2029-05-16

Abstract

The utility model discloses an kind of second line polychrome LED control chip module, including main control chip, power voltage stabilizing circuit and the synchronous polychrome drive circuit of LED, power voltage stabilizing circuit includes steady voltage chip and third electric capacity, be connected with input voltage between the voltage input pin on the steady voltage chip connection voltage input pin and the ground connection pin, connect the third electric capacity between the voltage output pin on the steady voltage chip and the ground connection pin, output voltage after the step-down between the earthing terminal of steady voltage chip and the voltage output pin, be connected with input voltage between the voltage input pin of main control chip and the ground connection pin, it has electric capacity and second electric capacity to connect in parallel respectively between the voltage input pin of main control chip and the ground connection pin, the utility model discloses a second line polychrome LED control chip module, whole module circuit is simple, only needs a small amount of emitting diode cooperation individual control system can realize that multiple colour LED lamp pearl changes.

Description

two-wire multicolor LED control chip module

Technical Field

The utility model relates to a LED control chip module, in particular to kinds of two-wire polychrome LED control chip module.

Background

The LED light source has the advantages of high lighting effect, low power consumption, long service life and the like, and is increasingly applied to fields, many electrical appliances in the existing market need light sources with various colors of LEDs to be decorated as atmosphere lamps, but the existing LED lamps and control systems are complex, usually control systems independently control a plurality of LED lamp beads to change different colors, and the control systems are complex to be matched with the LED light sources and are not beneficial to reducing the cost of the whole system.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide kinds of two-wire polychrome LED control chip modules, whole module circuit is simple, only needs a small amount of emitting diode cooperation control system can realize that multiple colour LED lamp pearl changes.

In order to solve the technical problem, the utility model discloses a technical scheme does:

A two-wire multicolor LED control chip module comprises a main control chip, a power supply voltage stabilizing circuit and an LED synchronous multicolor driving circuit, wherein the power supply voltage stabilizing circuit comprises a voltage stabilizing chip and a third capacitor, an input voltage is connected between a voltage input pin and a ground pin on the voltage stabilizing chip, a third capacitor is connected between the voltage output pin and the ground pin on the voltage stabilizing chip, a stepped-down output voltage is output between the ground terminal and the voltage output pin of the voltage stabilizing chip, the voltage input pin and the ground pin of the main control chip are connected with the input voltage, a th capacitor and a second capacitor are respectively connected in parallel between the voltage input pin and the ground pin of the main control chip, a signal output end of the main control chip is connected with the LED synchronous multicolor driving circuit, the LED synchronous multicolor driving circuit comprises a th resistor, a second resistor, a th MOS tube, an th LED, a second LED and an 853 th diode, a 969696966 th electrode of the MOS tube is connected with a th resistor, a light emitting diode th, a light emitting diode, a cathode of the MOS tube is connected with a decoding diode th diode, a cathode of the MOS diode is connected with a decoding diode, a cathode of the MOS diode is connected with a cathode of the MOS diode, a cathode of the MOS diode, a cathode.

, a USB power supply interface is connected between the voltage input pin and the ground pin of the voltage stabilizing chip.

, the main control chip has model CMS89F111.

, the input voltage and the output voltage are 5V and 2.5V, respectively.

By adopting the technical scheme, the main control chip controls the on/off of the th MOS tube through the output voltage of the signal output end, the output voltage after being reduced by the power voltage stabilizing circuit or the input voltage without being reduced is switched and added to the th LED and the second LED, the main control chip simulates a specific time sequence code by controlling the on/off time and the sequence of the th MOS tube to switch the high voltage and the low voltage, so that the internal specific code is conducted to the th LED and the second LED, and the decoding chip in the LED realizes the translation of the instruction and the change of the LED lamp beads with various colors.

Drawings

Fig. 1 is a circuit diagram of the main control chip of the present invention connecting with the synchronous multi-color driving of the LEDs;

FIG. 2 is a diagram of a power supply voltage stabilizing circuit of the present invention;

fig. 3 is a circuit diagram of the USB power supply interface of the present invention.

Detailed Description

The following is a description of embodiments of the present invention, which should be considered to be illustrative, and not restrictive, and the features of the various embodiments of the present invention described below may be combined with each other without conflict between the features of the embodiments.

As shown in fig. 1-3, the utility model discloses a two-wire polychrome LED control chip module, including main control chip IC, power voltage stabilizing circuit 2 and the synchronous polychrome drive circuit 3 of LED, power voltage stabilizing circuit 2 includes voltage stabilization chip U and third electric capacity C, be connected with input voltage between voltage input pin on the voltage stabilization chip U and the ground pin, connect third electric capacity C between voltage output pin on the voltage stabilization chip U and the ground pin, output voltage after the step-down between the earthing terminal of voltage stabilization chip U and the voltage output pin, be connected with input voltage between main control chip IC's voltage input pin and the ground pin, second electric capacity C and second electric capacity C are parallelly connected respectively between main control chip IC's voltage input pin and the ground pin, main control chip IC's signal output part and the synchronous polychrome drive circuit 3 connection of LED, LED synchronous polychrome drive circuit 3 includes 0 resistance R, second resistance R, 1MOS pipe Q, 2 emitting diode LED, second emitting diode LED and 3 diode D, 4MOS pipe Q's 6 utmost point connects the 5R, second emitting diode and LED negative pole of second emitting diode connect the LED is connected with LED and LED emitting diode Q, the second emitting diode and LED negative pole connects the second emitting diode and LED emitting diode connecting ground terminal, LED emitting diode connecting the second emitting diode connecting the emitting diode connecting of emitting diode connecting the second emitting diode connecting the emitting diode connecting of emitting diode connecting the second emitting diode connecting.

The input voltage and the output voltage are respectively 5V and 2.5V, the main control chip IC1 controls the on or off of a MOS tube Q1 through the output voltage of a signal output end, the output voltage after being reduced by the power voltage stabilizing circuit 2 or the input voltage without being reduced is switched and added to a light-emitting diode LED1 and a second light-emitting diode LED2, the main control chip IC1 simulates specific time sequence codes by controlling the on-off time and the sequence of the MOS tube Q1 for switching high voltage and low voltage, so that the internal specific codes are conducted to the light-emitting diode LED1 and the second light-emitting diode LED2, a decoding chip inside the light-emitting diodes realizes the translation of instructions and the change of LED lamp beads with various colors, the whole module circuit is simple, and the change of the LED lamp beads with various colors can be realized only by matching of a small number of the light-emitting diodes control systems.

And a USB power supply interface 4 is connected between the voltage input pin and the grounding pin of the voltage stabilizing chip U2, and the module can supply power through the USB power supply interface. The model of the main control chip IC1 is CMS89F111, and the chip is safe and reliable and has low energy consumption.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

The two-wire multicolor LED control chip module is characterized by comprising a main control chip, a power supply voltage stabilizing circuit and an LED synchronous multicolor driving circuit, wherein the power supply voltage stabilizing circuit comprises a voltage stabilizing chip and a third capacitor, an input voltage is connected between a voltage input pin and a grounding pin on the voltage stabilizing chip, a third capacitor is connected between the voltage output pin and the grounding pin on the voltage stabilizing chip, a stepped-down output voltage is output between the grounding end and the voltage output pin of the voltage stabilizing chip, the voltage input pin and the grounding pin of the main control chip are connected with the input voltage, a second capacitor and a second capacitor are respectively connected between the voltage input pin and the grounding pin of the main control chip in parallel, a signal output end of the main control chip is connected with the LED synchronous multicolor driving circuit, the LED synchronous multicolor driving circuit comprises a resistor, a second resistor, a th MOS tube, a th light-emitting diode, a second light-emitting diode and a th MOS tube, a pole of a 3985 MOS tube is connected with a second light-emitting diode , a th MOS tube, a cathode of the second light-emitting diode is connected with a cathode of the second light-emitting diode 638 th decoding diode, a cathode of the MOS diode is connected with a cathode of the second light-emitting diode 638-emitting diode, a second light-emitting diode, a cathode diode connected with a cathode diode connected in parallel-emitting diode 639-emitting diode, a cathode diode connected with a cathode diode -emitting diode, and a cathode diode connected with a light-emitting diode connected in parallel-emitting diode 369-emitting diode 639-emitting diode, a cathode diode, a light-emitting diode connected with a light-emitting diode, a.
2. The two-wire multi-color LED control chip module according to claim 1, wherein: and a USB power supply interface is connected between the voltage input pin and the grounding pin of the voltage stabilizing chip.
3. The two-wire multi-color LED control chip module according to claim 1, wherein: the model of the main control chip is CMS89F111.
4. The two-wire multi-color LED control chip module according to claim 1, wherein: the input voltage and the output voltage are 5V and 2.5V, respectively.