Unlock instant, AI-driven research and patent intelligence for your innovation.

Krypton lamp light source driving integrated circuit

An integrated circuit and light source driving technology, which is applied in the field of krypton lamp light source driving integrated circuits, can solve the problems of large circuit structure size, unfavorable miniaturization design, complex control logic, etc., and achieve the advantages of convenient debugging, miniaturization and reduced debugging Effect

Active Publication Date: 2022-04-22
HANGZHOU CHUNLAI TECH
View PDF4 Cites 0 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] 1. The control logic is complicated, which makes debugging more difficult;
[0004] Second, the fault tolerance rate is not high;
[0005] 3. The circuit structure is large in size, which is not conducive to miniaturization design

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Krypton lamp light source driving integrated circuit
  • Krypton lamp light source driving integrated circuit
  • Krypton lamp light source driving integrated circuit

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0029] as Figure 1-3 As shown, the kryptonic light source driver integrated circuit of the present embodiment, comprising a switching controller, a boost circuit, a power trigger circuit and a constant current output circuit.

[0030] Wherein, the control logic of the krypton light source drive integrated circuit of the present embodiment is: the switching controller controls the boost circuit output the first target voltage to the input of the power supply trigger circuit, and then the power supply trigger circuit works to output the second target voltage to achieve Qihui, and then the current is fed back to the switching controller, and the constant current output circuit is controlled by the switching controller.

[0031] as Figure 1 As shown, the switching controller includes MB3759 chip U1, which can achieve constant voltage and constant current control through single-chip structure design, improve fault tolerance, and high integration.

[0032] Specifically, the MB3759 chip...

Embodiment 2

[0052] The kryptonic light source driver integrated circuit of the present embodiment differs from Example 1 in that:

[0053] The circuit structure can be simplified according to the actual application needs, such as omitting capacitor C4, polarity capacitor C3, polarity capacitor C2, resistor R16, etc., to meet the needs of different applications and reduce costs at the same time;

[0054] Other structures may refer to Example 1.

Embodiment 3

[0056] The kryptonic light source driver integrated circuit of the present embodiment differs from Example 1 in that:

[0057] The switch controller using MB3759 chip can be replaced by other chips commonly used in the existing, not limited to this model, can be selected according to the actual needs, to meet the needs of different applications;

[0058] Other structures may refer to Example 1.

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The invention belongs to the technical field of light source driving, and particularly relates to a krypton lamp light source driving integrated circuit which comprises a switch controller, a booster circuit, a power supply trigger circuit and a constant current output circuit. The switch controller controls the booster circuit to output a first target voltage to the input of the power supply trigger circuit, then the power supply trigger circuit works to output a second target voltage to realize starting, then current is fed back to the switch controller, and the switch controller controls the constant current output circuit to output constant current. According to the krypton lamp light source driving integrated circuit, single-chip control of the switch controller is achieved, constant-voltage and constant-current control can be achieved, debugging of discrete components is reduced, the fault-tolerant rate of the circuit is improved, performance is more stable, safety and reliability are achieved, and miniaturization of the circuit structure size is facilitated.

Description

Technical field [0001] The present invention belongs to the field of light source drive technology, specifically relates to a krypton light source drive integrated circuit. Background [0002] The existing krypton light source drive circuit is connected by discrete components, the control chip is only used for boost control, and the constant voltage constant current feedback is logically controlled by the external op amp; in this design, there are the following shortcomings: [0003] First, the control logic is complex, making debugging more difficult; [0004] Second, the fault tolerance rate is not high; [0005] Third, the circuit structure size is large, which is not conducive to miniaturization design. Contents of the Invention [0006] Based on the above shortcomings and deficiencies present in the prior art, one of the objects of the present invention is to solve at least one or more of the above problems present in the prior art, in other words, one of the objects of th...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
Patent Type & Authority Applications(China)
IPC IPC(8): H05B41/14H05B41/36
CPCH05B41/14H05B41/36Y02B20/00
Inventor 于志伟沈辉萍罗振中王斌张涵付聪洪峰
Owner HANGZHOU CHUNLAI TECH