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 ...
Extend the life of electrical appliances
On 2019-05-08 14:37:43 in Technology
This article briefly introduces a method that extend the life of electrical appliances ...
How to design a high-efficiency LED driver circuit?
On 2021-11-13 10:52:16 in Photoelectric
This article describes the characteristics of the LED driver. ...
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 is the Inductor?
On 2019-02-13 11:43:40 in Inductor
This article briefly introduces the Inductor. ...
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. ...
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 repair the reset circuit?
On 2019-05-05 14:17:25 in Knownlege
This article describes the Repair method for reset circuit failure. ...
the structure,type and detection method of the loudspeaker
On 2018-11-03 15:12:34 in Memory
one The structure of the loudspeaker.The loudspeaker,also known as the horn,is an electro-acoustic conversion device that converts the analog voice telephone number into a sound wave ...
What are the performance characteristics and functions of the six-input voltage monitor?
On 2021-07-03 10:55:15 in Transformer
This article describes the characteristics of the monitor. ...
CMOS circuit composition and working principle.
On 2019-05-30 14:45:14 in Generally electronic semiconductor
This article introduces the CMOS circuit composition and working principle ...
The main parameters and identification of the potentiometer
On 2018-12-20 13:38:20 in Generally electronic component
This article introduces the main parameters and identification of the potentiometer ...
What about the iW220l and iW2202 digital controllers based on pulse train patent technology?
On 2021-07-05 11:05:01 in Technology
This article describes the characteristics of the controllers. ...
What are the common fault solutions for DC high voltage generators?
On 2021-05-19 10:40:16 in Generally electronic semiconductor
This article describes the characteristics of the generators. ...
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 should I choose an electrolytic capacitor?
On 2019-12-12 10:26:00 in Capacitors
This article describes the characteristics of the electrolytic capacitors. ...
Do you know how to choose electrolytic capacitors?
On 2019-08-05 10:38:41 in Capacitors
This article describes the characteristics of the electrolytic capacitors. ...
How to make an water tank water level automatic controller production?
On 2019-01-23 17:18:01 in Technology
The article explores how to make an water tank water level automatic controller production ...
How to produce a LED dimming table lamp?
On 2019-01-22 16:51:25 in Technology
This article describes how to produce a LED dimming table lamp ...
How to measure the transformer is good or bad?
On 2018-12-06 12:03:17 in Technology
This article briefly introduces some ways to measure the transformer is good or bad ...
What kinds of electromagnetic compatibility tests are there?
On 2019-10-09 13:25:56 in Generally electronic component
This article describes the characteristics of the electromagnetic compatibility. ...
What are the problems when LED display does not display or display incomplete?
On 2019-07-16 11:06:51 in Photoelectric
This article describes the LED display does not display or display incomplete fault causes and troubleshooting methods ...
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. ...
How to check if the circuit is open with using a multimeter?
On 2019-02-20 11:00:54 in Knownlege
This article briefly introduces some mthods for checking if the circuit is open with using a multimeter. ...
One of the special resistor:thermistor
On 2019-01-07 16:33:18 in Resistors
This article briefly introduces the thermistor ...
Commonly used transformers
On 2019-01-04 13:57:57 in Transformer
This article describes some commonly used transformers ...
What are the resistors functions,parameters and how to identify the resistance of the resistor?
On 2018-12-17 13:58:35 in Resistors
This article describes what are the resistors functions,parameters and how to identify the resistance of the resistor? ...
Layout and Routing Optimization in PCBA Design
On 2023-08-04 11:01:50 in PCBA
In PCBA (Printed Circuit Board Assembly) design, reasonable layout and routing optimization are the key factors to ensure the performance and reliability of the circuit board. This article will introduce the layout principles and wiring optimization techn ...
New amplifiers with audio applications - IC and multi-chip modules
On 2019-05-07 16:15:15 in Knownlege
Infineon is combining its existing line of amplifiers with audio applications - IC and multi-chip modules. Four new Merus brand IC amplifiers have been proposed. ...
Common electric iron type and structure
On 2019-01-27 14:56:05 in Knownlege
This article describes the common electric iron type and structure ...
How to repair a transformer after it has been damaged
On 2018-12-20 11:26:34 in Technology
The article explores some repair methods after the transformer has been damaged ...
How to select and maintain fixed resistors?
On 2018-12-14 14:25:13 in Knownlege
This article describes how to select and maintain fixed resistors ...
How to solve the common faults on the LED screen?
On 2021-09-10 10:51:07 in Generally electronic semiconductor
This article describes the characteristics of the LED screen. ...
Analysis of the working principle of anti-interference filter?
On 2020-10-23 10:46:29 in Generally electronic semiconductor
This article describes the characteristics of the filter. ...
Analysis of the working principle of anti-interference filter?
On 2020-10-19 10:30:35 in Photoelectric
This article describes the characteristics of the filter. ...
How to manufacture a mobile phone battery charger?
On 2019-01-22 16:56:32 in Technology
This article describes how to manufacture a mobile phone battery charger? ...
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. ...
How to measure if the start-up circuit motherboard is short-circuited.
On 2019-06-14 16:05:01 in Technology
This article describes the method of measure if the start-up circuit motherboard is short-circuited. ...