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 working principle of ISL6545 chip?
On 2019-04-25 10:59:37 in Knownlege
This article analyze the working principle of ISL6545 chip ...
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 ...
LED digital tube.
On 2021-03-03 10:32:13 in Generally electronic component
This article describes the role of LED digital tube. ...
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. ...
What are the commonly used power semiconductor devices?
On 2020-03-10 11:58:35 in Generally electronic semiconductor
This article describes the characteristics of the power semiconductor devices. ...
FPGA chip-level disassembly: detailing the working principle
On 2023-03-13 12:09:38 in IC Chips
</p> FPGAs are integrated circuits that can be reprogrammed for different tasks, and can route data around faulty or overloaded logic blocks, making them dynamic and versatile. ...
how to detect the four end small power thyristor?
On 2018-10-29 15:00:02 in Relays
To detect the unidirectional conductivity of PN junction,the multimeter is placed in RX 1K block,and the positive and negative resistance between A-GA,GKGA and Gk-K are measured. ...
How to detect the BTG thyristor?
On 2018-10-29 15:08:36 in Memory
Judging the electrode to place the multimeter in RX1K2 block,and the red and black stylus rotation to connect a pair of electrodes,when a pair of pins is measured to be low resistance ...
How to choose the sensor grade?
On 2023-12-15 17:16:10 in Sensor
This article describes the characteristics of the sensor. ...
Analysis of the working principle of UP6103 chip.
On 2019-05-29 16:15:45 in IC Chips
This article describes the analysis of the working principle of UP6103 chip. ...
DC power supply voltage regulator circuit
On 2019-01-05 11:45:23 in Knownlege
This article writes about the DC power supply voltage regulator circuit ...
What about low-capacitance EMI filters with improved performance?
On 2020-11-03 12:08:19 in Generally electronic semiconductor
This article describes the characteristics of the EMI filters. ...
how to detect the LED emission tube?
On 2018-10-26 16:31:21 in Memory
The use of multimeter to detect LED luminous platoon is mainly to check whether the LEDs are good ...
What is a monochrome LED dot matrix display?
On 2018-10-29 15:27:20 in Relays
Excellent LED dot matrix display is a monochrome light-emitting diode in accordance with the structure of rows and columns ...
What is an infrared receiver?
On 2019-01-02 16:02:03 in Generally electronic semiconductor
This article describes the infrared receiver ...
Intel dual bridge G41 chipset motherboard timing.
On 2019-11-25 11:21:43 in IC Chips
This article describes the characteristics of Intel dual bridge G41 chipset motherboard timing. ...
What is the difference between a photodiode and a photomultiplier?
On 2020-03-17 10:05:17 in IC Chips
This article describes the characteristics of the photodiodes and photomultipliers. ...
What is the ATX power?
On 2019-03-11 13:43:25 in Knownlege
This article briefly introduces the ATX power ...
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 ...
Pin identification and detection method of LED digital tube
On 2019-01-05 12:09:49 in Photoelectric
This article describes the pin identification and detection method for LED digital tube ...
The identification of model and pin
On 2018-11-01 16:51:26 in Relays
Because the number of LED digital tube is not unified,it can be said that there are no rules to follow ...
How to use a digital multimeter?
On 2018-12-28 14:41:08 in Technology
This article describes the use methods of digital multimeter. ...
Analysis of the power supply circuit of the main board bridge of the RS880 chipset.
On 2019-04-20 13:32:23 in IC Chips
This article writes about the analysis of the power supply circuit of the main board bridge of the RS880 chipset. ...
Transformers on the ATX power supply board.
On 2019-03-15 11:32:04 in Transformer
This article writes about transformers on the ATX power supply board. ...
How to choose the switch of the mechanical multimeter when measuring different parameters?
On 2019-01-27 14:57:27 in Knownlege
This article describes how to choose the switch of the mechanical multimeter when measuring different parameters ...
The working principle of Intel single bridge H61 chip board start-up circuit.
On 2019-06-06 15:15:33 in IC Chips
This article describes the working principle of Intel single bridge H61 chip board start-up circuit. ...
CPU power supply circuit fault maintenance method.
On 2019-04-09 11:23:30 in Knownlege
This article briefly introduces the CPU power supply circuit fault maintenance method. ...
How to select a automobile digital multimeter?
On 2019-03-08 11:31:34 in Knownlege
This article describes the selection method of automobile digital multimeter. ...
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 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 ...
Structure and characteristics
On 2018-11-01 16:47:41 in Memory
LED digital tube also known as semiconductor digital tube ( Figure 1-1-5 ),it is a number of light-emitting diodes arranged in a fixed pattern and packaged together the most commonly used digital display one of the devices ...
What is the difference between different panels?
On 2021-10-22 11:13:25 in Generally electronic component
This article describes the characteristics of the panels. ...
What are the structure, characteristics and classification of semiconductor read-only memory?
On 2021-04-13 10:52:08 in Crystals Oscillators/Resonators
This article describes the characteristics of the memory. ...
Detailed explanation of the rectification circuit of the DC regulated power supply
On 2023-03-08 13:38:07 in IC Chips
Rectifier circuit is an integral part of DC-to-DC converters, which uses diodes to convert the incoming AC signal into a single and consistent DC signal. The transformer adjusts the AC signal before it is filtered, and the error amplifier monitors the out ...
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 ...
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 ...
When using resistance and line on-off test mode of the automotive digital multimeter.
On 2019-04-22 14:33:41 in Knownlege
This article write about when using resistance and line on-off test mode of the automotive digital multimeter.The correct method of choosing gear and connecting detection line is adopted. ...
How the Intel G41 chipset motherboard works?
On 2019-04-12 11:39:48 in Knownlege
This article describes how the Intel G41 chipset motherboard works ...
Can a Switching Power Supply Be Used as a Charger?
On 2018-12-26 17:13:50 in Generally electronic component
The article explores whether a switching power supply can be used as a charger ...