Shenzhen Changjiang Connector Co., Ltd. is a world-leading professional connector manufacturer with 20 years of experience. Its products mainly include wire-to-board connectors, board-to-board connectors, wire-to-wire connectors, wire harness processing and connector design, mold development and manufacturing. It is compatible with international brand connectors from Europe, the United States, Japan, South Korea and other countries.
1. 3.7V boost to 5V (or 6V, or 9V), 2A--4A.
2. With 1-4 lights to choose from for power display, the LED will always display after power on.
3. 4.2-4.4V charging protection, overcurrent and overload p...
As an RF engineer and tester, in my daily work, in addition to test instruments, calibration parts, and connecting cables, I am most exposed to adapters. During the maintenance process, we found that ...
How to determine what type of UPS power supply you need? Generally, personal office and home users can consider backup models, such as Santak backup UPS power supply, which is inexpensive and light...[Details]
In modern industrial production, the use of ultrasound for close-range non-contact measurement is becoming more and more widespread, such as liquid level measurement, coal seam thickness measurement, ...[Details]
Use the digital gear to measure the diode. When measuring the diode, use the diode gear of the multimeter. If the red test lead is connected to the anode (positive) of the diode and the black test le...[Details]
April 17, 2023, Beijing - Today, Qualcomm Technologies announced its cooperation with Beijing Shenmu Technology Co., Ltd. (hereinafter referred to as "Shenmu Technology") . The latter will provide lo...[Details]
The basic verification methods for LED products mainly include: product environmental test verification and product life verification. 1. Product environmental test verification First of a...[Details]
Abstract: This paper introduces a switching power supply using a half-bridge circuit, whose input voltage is AC 220V±20%, output voltage is DC 4~16V, maximum current is 40A, and operating frequency...[Details]
Beijing time, August 25th morning news, it was reported that people familiar with the matter revealed that because the Intel supercomputer that an important laboratory of the US Department of Energy ...[Details]
Recently, the construction of Guizhou Qianxi Energy Storage Power Station Project has entered a critical period. The construction party is actively rushing to catch up with time, grasping progress, an...[Details]
By VA Viswanathan If you have ever heard hallway conversations at a power supply design company, they are likely to be arguing over whether the design of a 75W power supply should use the architect...[Details]
In recent years, my country's mobile phone market has developed rapidly. As of October 2000, my country's mobile phone users had reached 67.23 million, ranking second in the world in network scale. A...[Details]
Today I will share a more practical skill, which is to use a multimeter to identify the polarity of transistors. Although the corresponding pin types of transistors can be remembered by rote, this ...[Details]
Author: Ahmad Al Shari In this application, GreenPAK ™ is configured as a temperature monitor with an external thermistor temperature sensor. GreenPAK2 monitors the temperature and indicates w...[Details]
Autonomous driving technology is a key technology that the automotive and transportation industries need to break through in order to compete in the future market. Over the years, many automakers and...[Details]
The dynamically called VI and the current VI are in the same directory. There are several ways to set the path:
(1) Basic method:
(2) Relative to the current path.. indicates the current path...[Details]
Preface
Since the issuance of 5G licenses in 2019, after five years of development, my country's 5G has achieved remarkable results in infrastructure construction, user scale, innova...[Details]
Analogue and Mixed Signal
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