The difference between digital power and analog power
On 2019-07-26 10:36:39 in Technology
This article briefly introduces the difference between digital power and analog power ...
Analysis of Design Method of Interface Drive Based on USB Device.
On 2020-10-17 10:35:14 in IC Chips
This article describes the characteristics of the USB Device. ...
Relay function
On 2018-12-06 13:48:23 in Relays
This article describes the role of relays functions ...
What is the principle and function of signal transmission by signal transistor?
On 2019-08-29 10:14:56 in Generally electronic component
This article describes the characteristics of signal transistor. ...
Frequency response of audio transformer and high frequency transformer
On 2018-08-23 11:11:57 in Sensor
The nominal power of the output transformer is generally greater than the nominal power of the transformer, and the shape structure and circuit symbols are similar to the transformer. ...
Electrostatic Protection and ESD Management in PCBA Assembly
On 2023-08-02 11:24:14 in PCBA
In the PCBA (Printed Circuit Board Assembly) assembly process, electrostatic protection and ESD (Electrostatic Discharge) management are crucial. This article will introduce the electrostatic protection principles and ESD management measures in PCBA assem ...
Application and optimization of soldering technology and process in PCBA assembly
On 2023-07-24 18:40:03 in PCBA
PCBA (Printed Circuit Board Assembly) is one of the most important links in the manufacture of electronic products. Soldering technology and process are the key steps in the process of PCBA assembly. This article will introduce the basic principles of sol ...
How is RFID long-range read-write antenna designed?
On 2020-08-15 11:10:10 in IC Chips
This article describes the characteristics of the RFID ...
What is the definition and major categories of low-voltage electrical appliances?
On 2019-05-23 11:55:08 in Knownlege
This article briefly introduces the definition and major categories of low-voltage electrical appliances ...
What is the structure of the moving coil microphone and how to detect it?
On 2019-01-02 15:05:41 in Knownlege
This article describes the structure and detection of the moving coil microphone ...
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. ...
How to use the negative output voltage to adjust the LED current in a buck-boost topology?
On 2020-03-16 10:14:18 in IC Chips
This article describes the characteristics of the LED. ...
What is the structure and function of low-voltage electrical appliances?
On 2019-05-25 14:08:17 in Generally electronic component
This article briefly introduces the structure and function of low-voltage electrical appliances Low-voltage electrical structure ...
What is a universal bridge?
On 2019-01-05 10:24:47 in Knownlege
This article introduces the universal bridge. ...
How to measure the LED digital tube?
On 2018-10-29 15:14:20 in Photoelectric
The appearance discrimination of digital tube usually has 10 pins,usually divided into two rows. ...
Common switch and automatic switch: relay
On 2019-01-21 16:53:38 in Generally electronic component
This article briefly introduces the common switch and automatic switch: relay ...
How to use pointer multimeter to judge the capacitance value and the capacitance of large capacity electrolytic capacitors
On 2019-11-14 11:02:16 in Capacitors
This article describes the characteristics of using pointer multimeter to judge the capacitance value and the capacitance of large capacity electrolytic capacitors ...
Operational Amplifier Bias Resistor Calculation
On 2023-03-09 12:08:28 in Resistors
Calculating bias resistor for operational amplifiers involves determining input signal, desired gain and input impedance to get the most out of op amp circuit. ...
The main switch transformer of ATX power supply
On 2019-03-19 16:25:18 in Transformer
This article writes about the main switch transformer of ATX power supply ...
Study on luminescence Properties of Red Phosphors for White LED
On 2019-01-14 16:02:18 in Photoelectric
This article study on luminescence Properties of Red Phosphors for White LED ...
how to detect infrared receiving diode?
On 2018-10-26 16:55:08 in Generally electronic semiconductor
the judgment electrode is the same as that for detecting the normal or reverse resistors of ordinary light emitting diodes or diodes. ...
Household lighting switch
On 2018-12-11 14:08:05 in Technology
This article introduces some common household lighting switch ...
How to use a electronic constant temperature heat gun?
On 2019-01-28 13:41:57 in Knownlege
This article describes the use method of electronic constant temperature heat gun ...
What is the difference between a lithium battery charger and an adapter?
On 2021-07-02 10:47:03 in IC Chips
This article describes the characteristics of the lithium battery charger and an adapter. ...
The working principle of APW7120 chip.
On 2019-07-01 17:52:15 in IC Chips
This article analyze the working principle of APW7120 chip ...
What security issues may arise with RFID systems?
On 2020-08-12 10:36:01 in IC Chips
This article describes the characteristics of the RFID. ...
What are the 21 application trends of sensors in the future?
On 2023-08-07 18:36:07 in Sensor
This article describes the characteristics of the sensors. ...
Autotransformer and voltage regulating transformer
On 2018-08-28 17:33:17 in Relays
The common characteristic of transformer is that the DC circuit on both sides is completely separated, and the energy transfer on both sides is coupled by magnetic field. ...
What is the interconnection method of the PCB board?
On 2020-12-12 10:40:43 in IC Chips
This article describes the characteristics of the PCB board. ...
What is an infrared receiver?
On 2019-01-02 16:02:03 in Generally electronic semiconductor
This article describes the infrared receiver ...
How to clean the TFT LCD screen?
On 2021-12-16 10:43:52 in Photoelectric
This article describes the characteristics of the TFT LCD screen. ...
Do you know the basic knowledge of semiconductor diode?
On 2019-08-16 10:26:07 in Generally electronic component
This article describes the characteristics of the semiconductor diode. ...
What is the difference between a two-stage switch and a single-stage switch?
On 2018-12-10 13:28:38 in Knownlege
This article writes about the difference between a two-stage switch and a single-stage switch ...
What is a relay?
On 2018-12-15 15:06:06 in Relays
This article briefly introduces the classification of relays ...
How to identify and detect common diodes?
On 2018-10-26 15:48:50 in IC Chips
Intuitive judgment. Some of the circuit symbols are printed on the diode to indicate polarity; one end of the negative pole of the diode is printed with a color ring as a negative mark ...
What is the role of the transistor?
On 2018-12-05 11:31:53 in Generally electronic semiconductor
This article briefly introduces the role of the transistor ...
What is the motherboard architecture?
On 2019-04-02 11:03:17 in Knownlege
This article writes about the motherboard architecture. ...
Why do the monitors exhibit different capacitance bulging?
On 2019-07-11 10:28:54 in Photoelectric
This article briefly introduces the reasons of monitors exhibiting different capacitance bulging ...
What are the materials of composition of luminescent ?
On 2019-01-15 13:50:07 in Knownlege
This article writes about the materials of composition of luminescent ...