What are the features and use note of CMOS circuit?
On 2019-01-09 14:07:06 in Knownlege
This article describes the features and use note of CMOS circuit ...
How to use a digital multimeter?
On 2018-12-28 14:41:08 in Technology
This article describes the use methods of digital multimeter. ...
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. ...
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 ...
Common field effect transistor Slice field effect transistor
On 2018-08-28 17:24:04 in Relays
Low power field effect transistor, low power field effect transistor, high input impedance, low driving current, with low noise characteristics ...
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. ...
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. ...
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 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 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 ...
The working principle of RT9214 chip is analyzed.
On 2019-06-05 18:04:10 in IC Chips
This article briefly introduces the working principle of RT9214 chip. ...
How does an infrared proximity sensor work?
On 2020-11-18 11:26:50 in Sensor
This article describes the characteristics of the sensor. ...
How does an infrared proximity sensor work?
On 2020-06-23 14:34:56 in IC Chips
This article describes the characteristics of the infrared proximity sensor. ...
How does an infrared proximity sensor work?
On 2020-06-19 10:57:14 in Generally electronic semiconductor
This article describes the characteristics of the infrared proximity sensor. ...
What are the classifications of programmable logic devices?
On 2023-08-17 18:01:14 in IC Chips
This article describes the characteristics of the programmable logic devices. ...
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 ...
FPGA-Based Cache Compression
On 2023-03-16 14:14:22 in IC Chips
FPGAs have become an important component of computer systems, enabling higher data throughput and better system performance. ...
EMI and ESD noise suppression design solutions based on LCD or camera?
On 2020-10-20 11:13:47 in IC Chips
This article describes the characteristics of the LCD. ...
AMD Motherboard bus Power supply Analysis
On 2019-04-23 14:03:28 in Knownlege
This article writes about the AMD Motherboard bus Power supply Analysis ...
What is the welding process of printed circuit board?
On 2019-01-12 11:44:44 in Knownlege
This article writes about the welding process of printed circuit board ...
How much does the sensor know?
On 2020-11-11 11:02:01 in Sensor
This article describes the characteristics of the sensors. ...
What is the spiral nanopore data storage based on polarization encryption?
On 2019-07-31 10:56:08 in Generally electronic semiconductor
This article describes the characteristics of the spiral nanopore data storage. ...
Filter circuit
On 2019-01-04 13:28:12 in Knownlege
This article briefly introduces the filter circuit. ...
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 ...
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 ...
Four switching power supplies common fail and repair skills
On 2019-07-11 10:59:51 in Generally electronic component
This article briefly introduces four switching power supplies common fail and repair skills ...
GND( ground) resistor value measured by a multimeter
On 2019-04-02 11:32:30 in Resistors
This article describes the GND( ground) resistor value measured by a multimeter ...
Plug-in of electronic components
On 2018-11-01 13:51:17 in Relays
Manual insertion and welding should be first inserted into those components that need to be mechanically fixed,such as the power device radiator,bracket,clip,etc,and then insert the need to weld fixed components. ...
What is the working principle of DC-DC converter_DC-DC converter?
On 2021-05-12 11:49:52 in Generally electronic semiconductor
This article describes the characteristics of the DC-DC converter. ...
Output Curve of Field Effect Transistor
On 2018-11-23 10:36:28 in Memory
If the internal resistance of the test voltage is also very small, the tube will burst undoubtedly. ...
Inductance Selection and Layout and Wiring Principle of Switching Power Supply
On 2018-11-23 10:32:58 in Inductor
Switched-Mode Power Supply (SMPS) is a very efficient power converter. Its theoretical value is close to 100%, and there are many kinds. ...
Type of electronic tube
On 2018-12-03 11:50:39 in Technology
This article is about types of electronic tube ...
The resistance between 2E and C
On 2018-10-27 11:00:40 in Relays
The resistance between 2E and C.Silicon tube is almost infinite size power pin tube in the tens of thousands of euros,high-power wrong tube in the hundreds of Europe.If the measured resistance is zero ...
What is the Digital / analog multimeter?
On 2019-02-18 16:56:55 in Knownlege
This article describes two common digital / analog multimeter. ...
How to convert blue OLED to white OLED?
On 2021-11-20 11:11:46 in Photoelectric
This article describes the characteristics of the OLED to white OLED. ...
How to solve the electromagnetic interference problem of LED drive power?
On 2019-09-24 10:17:31 in Photoelectric
This article briefly introduces how to solve the electromagnetic interference problem of LED drive power? ...
What are the characteristics of TFT LCD?
On 2022-02-09 19:40:59 in Discrete Semiconductor
This article describes the characteristics of the TFT LCD. ...
What is the difference between switching power supply and ordinary power supply?
On 2021-05-13 10:53:14 in Generally electronic semiconductor
This article describes the characteristics of the power supply. ...
Maintenance method for memory power supply failure.
On 2019-04-24 11:52:22 in Knownlege
This article writes about the Maintenance method for memory power supply failure. ...