What is the turn-off thyristor?
On 2018-10-29 15:02:28 in Generally electronic semiconductor
The GTO is also a PNPN four-layer semiconductor device whose structure and equivalent circuit are the same as ordinary thyristors. ...
How to test and repair the rectifier bridge?
On 2018-10-26 15:52:31 in IC Chips
Distinguish polarity to place the multimeter in RX1kQ block,and the black stylus arbitrarily connect a pin of the whole bridge component,and measure the other three pins with the red stylus,if the measured resistance is infinite ...
Two,bi-directional thyristor
On 2018-10-31 11:22:11 in Generally electronic semiconductor
Bidirectional thyristor is a new semiconductor device developed on the basis of unidirectional thyristor ...
What is the role of the power tube?
On 2018-12-01 11:43:01 in Technology
This article describes the role of the power tube ...
Display LCD and LED
On 2018-12-08 10:52:21 in Generally electronic semiconductor
This article writes about the different roles of display LCD and LED ...
What is an infrared receiver?
On 2019-01-02 16:02:03 in Generally electronic semiconductor
This article describes the infrared receiver ...
What is the reverse protection circuit and the anti-reverse protection circuit?
On 2019-08-13 10:28:29 in Generally electronic component
This article describes the characteristics of the Circuit Protection. ...
What are the methods for preventing the reverse connection of the MOS tube?
On 2019-08-07 10:30:11 in Generally electronic component
This article describes the characteristics of the MOS tube. ...
Detailed explanation of the difference between full wave rectification and bridge rectification circuit
On 2023-03-08 11:49:56 in Filter
Rectifier circuits are used to convert AC to DC, with two types - full wave rectifier and bridge rectifier, each with unique properties and advantages. ...
Intel single bridge H55 chipset motherboard timing.
On 2020-01-03 11:17:51 in Generally electronic semiconductor
This article describes the characteristics of Intel single bridge H55 chipset motherboard timing. ...
ISO1540 and ISO1541 isolate the logic high and low input voltage levels of I2C devices
On 2019-07-29 11:17:46 in Generally electronic component
This article briefly introduces ISO1540 and ISO1541 isolate the logic high and low input voltage levels of I2C devices ...
What are the methods for detecting transistors of a multimeter?
On 2019-02-22 13:55:39 in Knownlege
This article describes some methods for detecting transistors of a multimeter ...
Electrooptic devices are just the opposite
On 2018-10-31 11:01:18 in Knownlege
The history of photoelectric technology is actually earlier than that of electronic technology.In early twentieth Century, Einstein won the Nobel prize with the discovery of photoelectric effect ...
What are the precautions for using MOS tubes?
On 2019-08-06 10:47:35 in Generally electronic semiconductor
This article describes the characteristics of the MOS tubes. ...
What are the symbols represent in circuit diagram?
On 2019-03-26 11:26:30 in Generally electronic component
This article introduces the symbols represent in circuit diagram ...
How to make an electronic energy saving lamp?
On 2019-01-19 16:55:13 in Technology
This article describes to make an electronic energy saving lamp ...
What are the tips for selecting TVS?
On 2021-07-15 10:51:19 in Generally electronic component
This article describes the characteristics of the TVS. ...
What is a varactor and how to detect it?
On 2019-01-04 10:52:48 in Generally electronic semiconductor
This article describes the basic principles of the varactor and detection of varactor ...
What is the difference between LED screen and OLED screen structure?
On 2019-07-13 10:51:23 in Photoelectric
The article explores the difference between LED screen and OLED screen structure ...
What is the difference between led backlit screen and IPS screen?
On 2022-01-21 10:43:33 in Discrete Semiconductor
This article describes the characteristics of the screen. ...
What is the principle of photoelectric conversion devices?
On 2018-12-08 10:40:53 in Knownlege
This article describes the principle of photoelectric conversion devices ...
Classification and model naming of Integrated Circuits
On 2018-12-13 15:16:20 in IC Chips
This article describes the classification and model naming of Integrated Circuits ...
Working principle of DC-DC converter
On 2023-03-22 11:50:53 in IC Chips
The basic principle of a DC-DC converter is to use an electrical circuit that contains an inductor, a capacitor, and other components to convert a DC voltage from one level to another. ...
Why is the two-switch forward converter considered one of the most reliable converters?
On 2019-10-11 09:55:34 in Generally electronic component
This article describes the characteristics of the two-switch forward converter. ...
How to reduce errors in detecting AC voltages with using a pointer multimeter?
On 2019-02-12 17:11:15 in Knownlege
This article briefly introduces the methods for reducing errors in detecting AC voltages. ...
What is an optical coupler and how to measure it?
On 2018-12-15 14:23:34 in Photoelectric
This article introduces what is an optical coupler and how to measure it ...
What are capacitance charging and discharge?
On 2019-08-21 10:54:46 in Capacitors
This article describes the characteristics of capacitance charging and discharge. ...
Digital multimeter structure and use
On 2019-01-25 17:58:18 in Knownlege
This article describes the digital multimeter structure and use ...
Photosensitive resistor
On 2018-10-31 11:15:12 in Resistors
Photoresistor is a device made of semiconductor photoelectric effect principle.When the semiconductor is exposed to light ...
Four wave soldering daily maintenance and maintenance knowledge
On 2018-10-30 11:01:43 in Relays
Four wave soldering daily maintenance and maintenance knowledge 1 regularly check the heating pipe voltage is normal,too high voltage will damage the heating pipe. ...
What are the five major electronic components?
On 2018-12-01 11:49:17 in Technology
This article briefly introduces the five major electronic components。 ...
What is an optical coupler?
On 2018-10-27 10:41:35 in Memory
Optical coupler also known as photoelectric isolator,referred to as optocoupler. Optical couplers use light as a medium to propagate the Telecom number ...
Do you know the electronic filter mapping methods?
On 2019-12-13 10:51:15 in Capacitors
This article describes the characteristics of the electronic filter. ...
What are the main parameters and types of LEDs and how to detect LED?
On 2018-12-14 13:55:28 in Photoelectric
This article writes about the the main parameters and types of LEDs and how to detect LED ...
The main parameters of LED
On 2018-10-31 11:11:54 in Memory
The main parameters of LED include the maximum working current Im and the maximum reverse voltage Um ...
How to detect the Field effect transistor quality and replace the bad one ?
On 2019-03-23 11:36:39 in Generally electronic semiconductor
This article writes about the detection and replacement of Field effect transistor quality ...
How to judge a capacitor is good or bad and replace the bad one?
On 2019-03-11 12:00:02 in Technology
This article describes the method to judge a capacitor is good or bad and replace the bad one ...
What should you know before solder?
On 2019-01-12 13:20:48 in Knownlege
This article describes some konwnledge that you should know before solder. ...
What are the common transistors?
On 2019-01-08 16:15:52 in Generally electronic semiconductor
This article introduces some common transistors ...
What is a damped line output transistor?
On 2018-10-27 11:06:35 in Relays
The line output high power transistor with a damping transistor is a special tube in the output circuit of the television.Figure 6A shows the internal structure and equivalent circuit of the output transistor with damping line ...