The picture is a curve chart of MMBT3904. There are 4 questions as follows:
1. What does the "Base-Emitter Saturation Voltage" in the figure mean? How is it different from the base-emitter voltage dro...
In a single-ended flyback switching power supply, the primary input of the transformer is a DC voltage, and the secondary output is also a DC voltage.
How is the input DC converted into AC through the...
Figure 1 is the circuit in use, but because the external input terminal is in high impedance state when there is no input, it is sometimes unstable. I want to connect a 50K resistor directly between p...
For those who like to use KiCad, the new version Kicad5.1.6 is released
Manually enter the address to the official website to download
The KiCad project is proud to announce the latest stable release ...
Click here to enter the live broadcast
Live broadcast time : October 20, 2020 (Tuesday) 10:00-11:30 amLive broadcast topic : Flyback isolated power supply design without optocouplerLive broadcast intr...
On September 26, the September major project launch event in Haining City, Jiaxing, Zhejiang Province was held in Haining Economic Development Zone, and the HiSilicon 300mm wafer production line proj...[Details]
On November 3, Ideal L9 ushered in the release of OTA version 4.1.0, with 37 new features and 27 optimized experiences. The product experience has been comprehensively improved in terms of Ideal AD, ...[Details]
The Honor 20S launch conference was held in Wuhan, and Honor President Zhao Ming announced a comprehensive upgrade of the Honor mobile phone brand, and the positioning of the four major series has un...[Details]
With a scan of the QR code on WeChat Pay, the battery can be fully charged in more than 40 minutes. There is also tea and water in the lounge. This newly built charging station is really convenient fo...[Details]
1 Introduction
Saturable
inductor
is an inductor with high hysteresis loop squareness ratio, high initial permeability, small coercive force and obvious magnetic saturation point...[Details]
September 25, 2018, Cypress Semiconductor Corporation (NASDAQ: CY), a global leading supplier of embedded solutions, recently announced the official launch of the PSoC® 4700S series of MCUs that use ...[Details]
Due to the outbreak of the new coronavirus, hospitals across the United States are facing a shortage of medical equipment. Recently, Tesla CEO Elon Musk said that Tesla's New York factory is making...[Details]
Abstract: This paper introduces the method of analyzing the working process of the three-state gate using Multisim simulation software. The purpose is to explore the simulation experiment technolog...[Details]
Film capacitors are widely used in various household appliances/industrial equipment/military products, etc., due to their high withstand voltage, large ripple current, small stray inductance, smal...[Details]
During the use of the Flap-11 series magnetic flap level gauge, sometimes the container is in normal use, but the container liquid level indicated by the magnetic flap level gauge always stops at a...[Details]
1 Introduction
The grating digital display system is mainly used for ordinary machine tools. It can directly display the length value of the machine tool, which helps to improve the proces...[Details]
Abstract: Voice coil motor (VCM) is increasingly favored as a driver of active vibration absorber in active vibration isolation system due to its good linear driving performance. This paper designs...[Details]
In traditional machinery, shafts are driven by mechanisms. For example, as shown in the figure below, the master and slave shafts are connected by a flat belt. When the master shaft starts to rotat...[Details]
Compiler programming is a complex topic that requires a lot of expertise even for experienced software engineers.
NI LabVIEW software is a multi-disciplinary graphical programming environment tha...[Details]
Soft-start thyristor is a power electronic device used to control the start and operation of the motor. It has the advantages of smooth start, high operating efficiency and convenient control. In p...[Details]
Analog electronics
京公网安备 11010802033920号
EEWORLD
