阅读说明：本技术 一种编程可调式输出驱动大功率电源 (Programmable adjustable output drive high-power supply ) 是由 汪沁 任泽铭 张志华 汪海源 雷仁大 于 2020-12-22 设计创作，主要内容包括：本发明公开了一种编程可调式输出驱动大功率电源,包括无线接收模块、键盘输入模块、单片机处理器、大功率LED驱动模块、警示灯及LED灯组,其特征在于：所述单片机处理器分别与无线接收模块、键盘输入模块、大功率LED驱动模块以及警示灯电连接,该种编程可调式输出驱动大功率电源,内设有电路的过流及过温保护电路,采用XL4001E1芯片的驱动电路设计,通过可调的恒流源模块驱动大功率的LED灯组实现发光,将单片机微处理器作为控制核心,负责控制信号,该控制信号以PWM方式控制可调恒流源模块的输出,使其能够驱动相适应的大功率LED灯组,同时设有键盘模块和无线遥控模块,可实现编程设计并输入芯片内,大大增加了控制的便利性,整个系统控制方便操作灵活。(The invention discloses a programming adjustable output drive high-power supply, which comprises a wireless receiving module, a keyboard input module, a single chip processor, a high-power LED drive module, a warning lamp and an LED lamp group, and is characterized in that: the single chip microcomputer processor is respectively electrically connected with the wireless receiving module, the keyboard input module, the high-power LED driving module and the warning lamp, the programming adjustable output driving high-power supply is internally provided with an overcurrent and overtemperature protection circuit of a circuit, the XL4001E1 chip driving circuit design is adopted, the adjustable constant current source module drives the high-power LED lamp set to realize light emission, the single chip microcomputer serves as a control core and is responsible for control signals, the control signals control the output of the adjustable constant current source module in a PWM mode to enable the adjustable constant current source module to drive the adaptive high-power LED lamp set, the keyboard module and the wireless remote control module are arranged at the same time, programming design can be realized and the signals are input into the chip, the control convenience is greatly improved, and the whole system is convenient to control and.)

1. The utility model provides a high-power of output drive with adjustable programming, includes wireless receiving module, keyboard input module, singlechip treater, high-power LED drive module, warning light and LED banks, its characterized in that: the LED lamp bank is formed by connecting a plurality of series LED lamp banks in parallel, the series LED lamp bank is formed by connecting 2-5 LEDs in series, the single chip microcomputer processor adopts an STC8FAS2 chip, a constant-current driving buck converter chip XL4001E1 is arranged in the high-power LED driving module, the wireless receiving module adopts a 315MHz wireless transceiver module circuit, is correspondingly provided with an antenna and is in wireless connection with a remote controller, and the keyboard input module is at least provided with three control keys which are an on-off key, a brightness increasing key and a brightness reducing key respectively.

2. The programmable adjustable output-driven high-power supply of claim 1, wherein: the constant current driving buck converter chip XL4001E1 is packaged in an SOP8-EP shape, wherein a VIN pin of the chip is a power supply voltage input end of a chip circuit, an SW pin is an output end of the chip, an EN pin is a chip output control end, a CS output current sampling end and an FB pin is an output adjusting end.

3. The programmable adjustable output-driven high-power supply of claim 1, wherein: the external circuit of the high-power LED driving module comprises a circuit-breaking protection circuit, an overheating protection circuit and an overvoltage protection circuit, wherein the voltage protection value of the overvoltage protection circuit is 50-54V, and detection is mainly carried out through a voltage division circuit consisting of resistors R1 and R2 which are externally connected with FB pins, so that overvoltage protection is realized.

4. The programmable adjustable output-driven high-power supply of claim 1, wherein: IN the external circuit of XL4001E1, a pin 1 and a pin 2 are output IN parallel, an L1, C1 and R1R2 form an output pi-type filter, and PWM-IN is a PWM control signal from a single chip processor.

5. The programmable adjustable output-driven high-power supply of claim 1, wherein: the warning lamp is connected with the single chip microcomputer processor, and the flicker indicating system for outputting the warning lamp receives corresponding operation and responds.

Technical Field

The invention relates to the technical field of driving power supplies, in particular to a programming adjustable output driving high-power supply.

Background

An LED driving power supply is a power converter that converts a power supply into a specific voltage and current to drive an LED to emit light, and generally: the input of the LED driving power source includes high-voltage power-frequency alternating current (i.e., commercial power), low-voltage direct current, high-voltage direct current, low-voltage high-frequency alternating current (e.g., output of an electronic transformer), and the like. The output of the LED driving power supply is mostly a constant current source that can change voltage with the change of the LED forward voltage drop value.

The conventional LED driving power supply cannot realize high-power output and is inconvenient to operate, so that a programmable adjustable output driving high-power supply is provided.

Disclosure of Invention

The present invention is directed to a programmable adjustable output driving high power supply to solve the above problems.

The purpose of the invention is realized by the following technical scheme: a programmable adjustable output drive high-power supply comprises a wireless receiving module, a keyboard input module, a single chip processor, a high-power LED drive module, a warning lamp and an LED lamp set, wherein the single chip processor is respectively electrically connected with the wireless receiving module, the keyboard input module, the high-power LED drive module and the warning lamp, the output end of the high-power LED drive module is connected with the LED lamp set, the LED lamp set is formed by connecting a plurality of LED lamp sets in series in parallel, the LED lamp sets in series are formed by connecting 2-5 LEDs in series, the single chip processor adopts an STC8FAS2 chip, a constant-current drive buck converter chip XL4001E1 is arranged in the high-power LED drive module, the wireless receiving module adopts a 315MHz wireless receiving and transmitting module circuit, an antenna is correspondingly arranged, the wireless connection is established with a remote controller, and at least three control keys are arranged on the keyboard input module, respectively an on-off key, a brightness-increasing key and a brightness-decreasing key.

In the invention, the constant current driving buck converter chip XL4001E1 is packaged in an SOP8-EP shape, wherein a VIN pin of the chip is a power supply voltage input end of a chip circuit, an SW pin is an output end of the chip, an EN pin is a chip output control end, a CS output current sampling end and an FB pin is an output adjusting end.

In the invention, the external circuit of the high-power LED driving module comprises an open circuit protection circuit, an overheat protection circuit and an overvoltage protection circuit, the voltage protection value of the overvoltage protection circuit is 50-54V, and detection is mainly carried out through a voltage division circuit consisting of resistors R1 and R2 which are externally connected with an FB pin, so that overvoltage protection is realized.

IN the invention, a pin 1 and a pin 2 IN the external circuit of the XL4001E1 are output IN parallel, an L1, a C1 and an R1R2 form an output pi-type filter, and PWM-IN is a PWM control signal from a single chip processor.

In the invention, the warning lamp is connected with the singlechip processor, and the flicker indicating system for outputting the warning lamp receives corresponding operation and responds.

Compared with the prior art, the programmable adjustable output driving high-power supply has the advantages that the programmable adjustable output driving high-power supply is internally provided with an overcurrent and overtemperature protection circuit of the circuit, the XL4001E1 chip driving circuit design is adopted, the adjustable constant current source module drives the high-power LED lamp set to realize light emission, the single-chip microprocessor is used as a control core and is responsible for control signals, the control signals control the output of the adjustable constant current source module in a PWM mode to drive the adaptive high-power LED lamp set, and meanwhile, the programmable adjustable output driving high-power supply is provided with the keyboard module and the wireless remote control module, so that the programmable design can be realized and input into the chip, the control convenience is greatly improved, and the whole system is.

Drawings

FIG. 1 is an overall system diagram of a programmable adjustable output driven high power supply of the present invention;

FIG. 2 is a circuit diagram of an XL4001E1 chip of a programmable adjustable output driving high-power supply of the present invention;

FIG. 3 is an external circuit diagram of XL4001E1 of a programmable adjustable output driving high power supply of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

As shown in fig. 1-3, the invention discloses a programmable adjustable output drive high-power supply, which comprises a wireless receiving module, a keyboard input module, a single-chip processor, a high-power LED driving module, a warning lamp and an LED lamp set, wherein the single-chip processor is respectively electrically connected with the wireless receiving module, the keyboard input module, the high-power LED driving module and the warning lamp, the output end of the high-power LED driving module is connected with the LED lamp set, the LED lamp set is formed by connecting a plurality of series-connected LED lamp sets in parallel, the series-connected LED lamp set is formed by connecting 2-5 LEDs in series, the single-chip processor adopts an STC8FAS2 chip, a constant-current drive buck converter chip XL4001E1 is arranged in the high-power LED driving module, the wireless receiving module adopts a 315MHz wireless transceiver module circuit, is correspondingly provided with an antenna, and is wirelessly connected with a remote controller, the keyboard input module is at least provided with three control keys which are an on-off key, a brightness increasing key and a brightness reducing key respectively.

In the invention, the constant current driving buck converter chip XL4001E1 is packaged in an SOP8-EP shape, wherein a VIN pin of the chip is a power supply voltage input end of a chip circuit, an SW pin is an output end of the chip, an EN pin is a chip output control end, a CS output current sampling end and an FB pin is an output adjusting end.

In the invention, the external circuit of the high-power LED driving module comprises an open circuit protection circuit, an overheat protection circuit and an overvoltage protection circuit, the voltage protection value of the overvoltage protection circuit is 50-54V, and detection is mainly carried out through a voltage division circuit consisting of resistors R1 and R2 which are externally connected with an FB pin, so that overvoltage protection is realized.

IN the invention, a pin 1 and a pin 2 IN the external circuit of the XL4001E1 are output IN parallel, an L1, a C1 and an R1R2 form an output pi-type filter, and PWM-IN is a PWM control signal from a single chip processor.

In the invention, the warning lamp is connected with the singlechip processor, and the flicker indicating system for outputting the warning lamp receives corresponding operation and responds.

The programmable adjustable output driving high-power supply is internally provided with an overcurrent and overtemperature protection circuit of a circuit, adopts the driving circuit design of an XL4001E1 chip, drives a high-power LED lamp set to realize light emission through an adjustable constant current source module, takes a singlechip microprocessor as a control core and is responsible for a control signal, the control signal controls the output of the adjustable constant current source module in a PWM mode to drive the adaptive high-power LED lamp set, and is simultaneously provided with a keyboard module and a wireless remote control module, so that the programmable design can be realized and input into the chip, the control convenience is greatly improved, and the whole system is convenient to control and flexible to operate.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.