Control circuit for intelligently controlling explosion flash light source

Abstract

The utility model discloses a control circuit for intelligently controlling a burst flash light source, which comprises a control chip, a diode, a voltage stabilizing diode, a divider resistor, a plurality of LED light source groups, a plurality of triodes and a plurality of dropping resistors, the control chip is provided with a plurality of OUT pins, the OUT pins of the control chip are connected with the base electrodes of the triodes, and the dropping resistors are connected with the base electrodes of the triodes. The positive electrode of the LED light source group is connected with the positive electrode of the power supply through the voltage dropping resistor, the negative electrode of the LED light source group is connected with the collector electrode of the triode, the emitter electrode of the triode is connected with the negative electrode of the power supply, the positive electrode of the diode is connected with the positive electrode of the power supply, and the negative electrode of the diode is connected with the VCC pin of the control chip through the voltage dividing resistor. The traffic light is simple in structure, low in production cost, simple in production process, high in production efficiency, smooth and orderly in control, coherent in light emitting of the lamp beads, good in display effect, good in use experience and beneficial to batch production and popularization.

Description

Technical Field

[0001] This utility model relates to a control circuit, specifically a control circuit for intelligent control of a strobe light source. Background Technology

[0002] With societal progress, people are traveling more frequently, and traffic facilities are being used more often. Traffic lights play a crucial role in traffic control. As technology advances, to save energy, traffic lights on the market generally use LED light sources for illumination. However, traffic lights produced using traditional 2835 SMD LEDs suffer from scattered control, inconsistent LED illumination, poor display effects, and a subpar user experience. Furthermore, the control circuitry is complex, resulting in high production costs, low production efficiency, and long production times, hindering mass production and widespread adoption. Therefore, to overcome the shortcomings of existing technology, it is necessary to improve it. Utility Model Content

[0003] The purpose of this invention is to overcome the shortcomings and deficiencies in the existing technology and provide a control circuit for an intelligent stroboscopic source that is simple in structure and provides coherent control.

[0004] This utility model is achieved through the following technical solution:

[0005] A control circuit for an intelligent strobe light source includes a control chip, a diode, a Zener diode, a voltage divider resistor, several LED light source groups, several transistors, and several step-down resistors. The control chip has several OUT pins, which are connected to the base of the transistors. The positive terminals of the LED light source groups are connected to the positive terminal of the power supply through the step-down resistors. The negative terminals of the LED light source groups are connected to the collector of the transistors. The emitters of the transistors are connected to the negative terminal of the power supply. The anodes of the diodes are connected to the positive terminal of the power supply. The cathodes of the diodes are connected to the VCC pin of the control chip through the voltage divider resistors. The VCC pin of the control chip is connected to the emitter of the transistors through a capacitor.

[0006] Furthermore, the LED light source group includes several flip-chip LEDs.

[0007] Furthermore, the flip-chip LED is model number 620.

[0008] Furthermore, the positive terminal of the Zener diode is connected to the emitter of the transistor, and the negative terminal of the Zener diode is connected to the negative terminal of the diode.

[0009] Furthermore, the GND pin of the control chip is connected to the negative power supply.

[0010] Furthermore, the VCC pin of the control chip is connected to the negative terminal of the power supply via a capacitor.

[0011] Furthermore, the control chip is model HLT008-V001-19C8.

[0012] Furthermore, the number of LED light source groups is four.

[0013] Compared to existing technologies, this invention connects the OUT pin of the control chip to the base of the transistor, the positive terminal of the LED light source group is connected to the positive terminal of the power supply through a step-down resistor, the negative terminal of the LED light source group is connected to the collector of the transistor, the emitter of the transistor is connected to the negative terminal of the power supply, the anode of the diode is connected to the positive terminal of the power supply, the cathode of the diode is connected to the VCC pin of the control chip through a voltage divider, and the VCC pin of the control chip is connected to the emitter of the transistor through a capacitor. This simplifies the control circuit structure, reduces production costs, simplifies the manufacturing process, and increases production efficiency. The diode and the voltage divider resistor stabilize the input voltage and current of the control chip, the step-down resistor stabilizes the input current of the LED light source group, and the transistor stabilizes the control signal of the LED light source group. This ensures smooth and orderly control of the traffic indicator lights, continuous LED illumination, good display effect, and excellent user experience, facilitating mass production and widespread adoption. Attached Figure Description

[0014] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0015] Figure 1 This is a circuit diagram of the control circuit for the intelligent control stroboscopic light source of this utility model. Detailed Implementation

[0016] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0017] like Figure 1The present invention discloses a control circuit for an intelligent strobe light source, comprising a control chip, a diode, a Zener diode, a voltage divider resistor, several LED light source groups, several transistors, and several step-down resistors. The control chip has several OUT pins, which are connected to the base of the transistors. The positive terminals of the LED light source groups are connected to the positive terminal of the power supply through the step-down resistors, the negative terminals of the LED light source groups are connected to the collectors of the transistors, and the emitters of the transistors are connected to the negative terminals of the power supply. The positive terminals of the diodes are connected to the positive terminals of the power supply, and the negative terminals of the diodes are connected to the VCC pin of the control chip through the voltage divider resistors. The VCC pin of the control chip is connected to the emitter of the transistors through a capacitor. The control circuit is designed to be simple in structure, low in production cost, and efficient in manufacturing process. The OUT pin of the control chip is connected to the base of the transistor. The positive terminal of the LED light source group is connected to the positive terminal of the power supply via a step-down resistor. The negative terminal of the LED light source group is connected to the collector of the transistor, and the emitter of the transistor is connected to the negative terminal of the power supply. The positive terminal of the diode is connected to the positive terminal of the power supply, and the negative terminal of the diode is connected to the VCC pin of the control chip via a voltage divider. The VCC pin of the control chip is connected to the emitter of the transistor via a capacitor. This design simplifies the control circuit structure, reduces production costs, simplifies the manufacturing process, and increases production efficiency. The diode and voltage divider resistor stabilize the input voltage and current of the control chip, the step-down resistor stabilizes the input current of the LED light source group, and the transistor stabilizes the control signal of the LED light source group. This ensures smooth and orderly control of the traffic indicator lights, continuous LED illumination, good display effect, and excellent user experience, facilitating mass production and widespread adoption.

[0018] In practice, the LED light source group includes several flip-chip LEDs. Flip-chip LEDs are small in size, have little light loss, emit light evenly, and have high visibility.

[0019] As one specific implementation method, the flip-chip LED is designated as Flip Chip 620.

[0020] The positive terminal of the Zener diode is connected to the emitter of the transistor, and the negative terminal of the Zener diode is connected to the negative terminal of the diode, which stabilizes the operating voltage of the transistor and thus stabilizes the control of the LED light source group.

[0021] The GND pin of the control chip is connected to the negative power supply to improve the safety of the control chip's operation.

[0022] The VCC pin of the control chip is connected to the negative terminal of the power supply through a capacitor, which improves the stability and safety of the control chip's operation.

[0023] As one specific implementation method, the control chip model is HLT008-V001-19C8.

[0024] As a specific implementation method, there are four LED light source groups, which are quickly and stably controlled and can easily form various texts and patterns.

[0025] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A control circuit for intelligent control of a strobe light source, characterized in that: The device includes a control chip, diodes, Zener diodes, voltage divider resistors, several LED light source groups, several transistors, and several step-down resistors. The control chip has several OUT pins, which are connected to the base of the transistors. The positive terminal of each LED light source group is connected to the positive terminal of the power supply through the step-down resistors. The negative terminal of each LED light source group is connected to the collector of the transistors. The emitter of the transistors is connected to the negative terminal of the power supply. The positive terminal of each diode is connected to the positive terminal of the power supply. The negative terminal of each diode is connected to the VCC pin of the control chip through the voltage divider resistors. The VCC pin of the control chip is connected to the emitter of the transistors through a capacitor.

2. The control circuit for the intelligent control strobe light source according to claim 1, characterized in that: The LED light source group includes several flip-chip LEDs.

3. The control circuit for the intelligent control strobe light source according to claim 2, characterized in that: The flip-chip LED is model number 620.

4. The control circuit for the intelligent control strobe light source according to claim 1, characterized in that: The positive terminal of the Zener diode is connected to the emitter of the transistor, and the negative terminal of the Zener diode is connected to the negative terminal of the diode.

5. The control circuit for the intelligent control strobe light source according to claim 1, characterized in that: The GND pin of the control chip is connected to the negative terminal of the power supply.

6. The control circuit for the intelligent control strobe light source according to claim 1, characterized in that: The VCC pin of the control chip is connected to the negative terminal of the power supply via a capacitor.

7. The control circuit for the intelligent control strobe light source according to claim 1, characterized in that: The control chip is model HLT008-V001-19C8.

8. The control circuit for the intelligent control strobe light source according to claim 1, characterized in that: The number of LED light source groups is four.

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