What is a three-terminal integrated voltage regulator and how to classify?
On 2018-12-14 15:01:07 in Knownlege
This article describes the role of three-terminal integrated voltage regulator and how to classify ...
What is an insurance resistor and how to detect it?
On 2018-12-27 11:31:50 in Resistors
This article briefly introduces what is an insurance resistor and how to detect it ...
What is a light-controlled thyristor?
On 2018-10-29 14:43:26 in Generally electronic semiconductor
The light control thyristor,commonly known as light-controlled thyristor,is a light control element,which has simple circuit structure and can directly drive a high-power electric circuit. ...
What is a resistor and how to calculate its value?
On 2019-03-12 14:14:24 in Resistors
This article briefly introduces the resistor and its value calculation. ...
how to detect the transient voltage suppression diode?
On 2018-10-26 17:00:00 in Generally electronic semiconductor
using a multimeter RX 10kilo-ohm for a monopole type TVS,the positive and reverse resistors can be measured by measuring ordinary diodes ...
What is the working principle of intelligent colored lights controller?
On 2019-01-28 15:21:12 in Technology
This article writes about the working principle of intelligent colored lights controller ...
A preliminary understanding of the parasitic effects of resistors and capacitors
On 2018-12-26 10:39:18 in Technology
This article briefly introduces the parasitic effects of resistors and capacitors ...
Do you know the power supply IC of the components required for various detection pins for stable control?
On 2023-03-11 13:58:25 in IC Chips
Power supply IC chips are integrated circuits that step down AC power and provide regulated voltage, current, and protection to ensure proper operation of components and systems. ...
What are the main differences between electromagnetic and capacitive voltage transformers?
On 2019-05-27 13:58:00 in Transformer
This article describes the main differences between electromagnetic and capacitive voltage transformers ...
How to detect the fixed resistors by multimeter?
On 2019-06-14 16:19:00 in Resistors
This article describes the method of detecting fixed resistors. ...
12V multiple output DC-DC voltage conversion module
On 2023-03-21 18:21:17 in IC Chips
Multi-output DC-DC voltage converter modules convert one DC voltage into several different DC output voltages for powering multiple systems. They are found in many applications and offer over-current and over-temperature protection. ...
How to measure 0 ohm resistor?
On 2019-06-05 18:15:37 in Resistors
This article describes the measurement of 0 ohm resistor ...
the detection of the resistor
On 2018-10-31 10:55:57 in Memory
Will be two pen ( regardless of the positive and negative ) are connected with the two ends of the resistor can be connected to measure the actual resistance value ( in order to improve the measurement accuracy ...
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 function of the R-type control transformer?
On 2023-03-07 16:38:12 in Transformer
R-type transformer is an electrical apparatus that can transfer current without being physically moved, can reduce or increase voltage and is used in various applications such as cooling systems and motors. ...
Variable capacitance diode, step recovery diode, bidirectional trigger diode
On 2018-08-24 10:57:12 in Relays
It is usually used to trigger bidirectional thyristors, or to form an overvoltage protection circuit. ...
How to solve the interference problem in the motor controller EMC test process？
On 2019-08-12 10:13:51 in Technology
This article describes the characteristics of the motor controller. ...
What are the classifications of led control cards?
On 2019-07-09 14:15:55 in Photoelectric
This article briefly introduces the classifications of led control cards ...
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. ...
How to detect the and Photo resistor
On 2019-07-03 10:59:56 in Resistors
This article writes about the method of detecting varistor and Photo resistor ...
What are the characteristics and main parameters of Humidity sensitive resistor?
On 2019-01-09 15:32:22 in Resistors
This article writes about the characteristics and main parameters of Humidity sensitive resistor ...
A method of detecting gas-sensitive resistors by using pointer multimeter current shields.
On 2019-07-05 16:20:45 in Resistors
This article describes a method of detecting gas-sensitive resistors by using pointer multimeter current shields. ...
Photosensitive resistor and photosensitive transistor
On 2018-12-29 15:34:08 in Photoelectric
This article describes the photosensitive resistor and photosensitive transistor ...
Debug ST Stellar car controller
On 2019-05-09 14:21:01 in Knownlege
This article describes the debug ST Stellar car controller ...
What should be pay attention when installing a resistor on circuit board?
On 2019-01-17 16:22:52 in Resistors
This article describes what should be pay attention when installing a resistor on circuit board ...
How to judge the DC voltage/current block failure of the mechanical multimeter and how to repair it?
On 2019-01-28 17:40:45 in Technology
This article writes about some methods to judge the DC voltage/current block failure of the mechanical multimeter and repair it. ...
What is the high voltage power transformer in the microwave oven and how to detect it?
On 2018-12-25 15:01:36 in Transformer
This article introduces the high voltage power transformer in the microwave oven and how to detect it ...
How to repair the mechanical multimeter AC voltage and current mode fault?
On 2019-01-28 13:44:30 in Technology
This article briefly introduces how to repair the mechanical multimeter AC voltage and current mode fault. ...
What is a transient voltage suppressor diode ( TVS )?
On 2018-10-26 16:57:28 in Relays
Transient voltage suppressor diode is a new type of overvoltage safety protection device. The utility model has the advantages of small size ...
Linear Hall Effect Current Sensor IC
On 2023-03-10 11:33:07 in IC Chips
Linear Hall effect current sensor IC is used to measure and detect electrical current in circuits, while being reliable and accurate. It is used in various applications such as motor protection and circuit diagnosis. ...
Structural principle of frequency converter
On 2023-03-09 11:31:52 in IC Chips
VFDs control the speed of electric motors by adjusting frequency and use IC chips which can be customized to the application, providing efficient and reliable control. ...
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 ...
Computer motherboard resistance, capacitance
On 2018-12-08 11:11:23 in Knownlege
This article writes about the different roles of capacitors and resistors ...
Discrimination on the pseudo-concept of "reverse earth resistor value and modification of multimeter pens
On 2019-04-16 11:29:12 in Knownlege
This article briefly introduces the discrimination on the pseudo-concept of "reverse earth resistor value” and modification of multimeter pens ...
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 ...
Gate Driver IC Dual 4A Current
On 2023-03-10 12:04:11 in IC Chips
Dual 4A current shunt regulator is a widely-used IC chip in the industry to provide stable control of a certain section. It offers adjustable current output and provides a steady and accurate current regardless of the changing load or current. ...
Gather voltage with ADC of STC microcontroller
On 2023-03-15 11:51:30 in Filter
This article explains how to measure voltage using the STC ADC, with a focus on understanding and configuring the appropriate settings and filters. ...
What should I pay attention to when designing and developing a switching power supply DC-DC control chip?
On 2021-07-14 10:50:29 in IC Chips
This article describes the characteristics of the DC-DC control chip. ...
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. ...
Control power,power supply and chassis power supply
On 2018-12-11 11:23:56 in Knownlege
This article writes about the different roles of control power,power supply and chassis power supply ...