Lite-On began producing LED lamps in 1975; the company has steadily grown to become one of the world's largest manufacturers of optoelectronics products by providing customers with visible and infrared product solutions. High-volume production of commercial and application-specific products, as well as strong R&D and vertical integration capabilities have proven to be key and differentiating factors in Lite-On's success.
When I used the information area (1000~10FF) of F135 to save system parameters, I followed the instructions of Wei Xiaolong andfound several problems: 1) After using the routine to unlock FLASH, writ...
Since the beginning of my work, my boss has mentioned to me several times that he wants me to switch to sales. Today, my boss mentioned sales to me again. Compared with the previous hints, this time i...
[i=s]This post was last edited by zhanghuichun on 2014-12-5 22:29[/i] [postbg]2.jpg[/postbg][size=4] Since many netizens want me to talk about my Baidu API for the host computer, I am not an expert. I...
Now we are developing a switching power supply. The input is US standard 120V. The output is 5V/1A. The single-chip switching power supply chip is TOP221. The high-frequency transformer has three wind...
In circuit design, when the input power is 12V or 24V, the power supply is 5V or 3.3V. We often encounter the problem of multiple power supplies.
A low-cost method is to use transformer regulation. On...
From Made in China 2025 to new infrastructure, to the 14th Five-Year Plan, and the country's dual carbon goals, intelligent manufacturing and industrial upgrading are all important links.
As an upstre...
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
For battery-powered portable devices, in addition to breaking through the limitations of processing power, the performance of portable system power supplies also needs to be continuously improved. ...[Details]
Leakage current is generated by parasitic resistance paths between the measurement circuit and a nearby voltage source. This current can significantly reduce the accuracy of low current measurement...[Details]
Measurement compatibility
It is very important to ensure the compatibility between the pressure sensor and its actual application. Before making a pressure sensor selection, the fo...[Details]
With the tense global energy situation and the improvement of human environmental protection awareness, the research and development of power batteries is in full swing around the world. At present...[Details]
The situation of "excessive neutral current" mentioned here means that when the three-phase load is balanced, the neutral current is still too large, and the neutral current is more than 1.5 times ...[Details]
Central topic:
Basic concepts of GSM mobile phones.
Considerations in design and debugging of mobile phone power amplifiers. Considerations in mass production testing of mobile ...[Details]
Conventional crystalline silicon solar cells are made on high-quality silicon wafers with a thickness of 350-450μm, which are sawn from pulled or cast silicon ingots. Therefore, more silicon materi...[Details]
1. Self-test of lithium battery capacity
The nominal capacity of the CECT9898 OEM mobile phone lithium battery is 3800mAh, and its battery volume is comparable to the 1500mAh battery of ot...[Details]
This article introduces the advantages of outdoor full-color SMD display and the performance parameters of the dedicated outdoor full-color SMD used, which will help people understand and promote...[Details]
For a long time, the ambient temperature of the computer room has determined the working condition of the equipment. Whether the ambient temperature of the computer room is qualified reflects the c...[Details]
1. Lighting LED Driver
LED control and power supply for lighting.
2. Rating
The specific value of the drive under specified operating conditions. The value and conditions are specifi...[Details]
Consumer demand for multimedia embedded processor products is growing rapidly, requiring both increased performance and reduced power consumption. However, high-performance processing requires incr...[Details]
Microcontroller MCU
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