Active PFC and passive PFC

On 2019-04-10 11:11:40  in Knownlege

Active  PFC and passive  PFC

This article briefly introduces the Active PFC and passive PFC ...

How to measure the AXTpower?

On 2019-03-12 14:26:30  in Knownlege

How to measure the AXTpower?

This article describes the method to measure the AXTpower ...

Light control automatic energy saving LED light circuit

On 2019-01-23 17:42:10  in Knownlege

Light control automatic energy saving LED light circuit

This article writes about the light control automatic energy saving LED light circuit ...

How to test and repair the rectifier bridge?

On 2018-12-17 14:45:30  in Generally electronic semiconductor

How to test and repair the rectifier bridge?

This article introduces some ways to test and repair the rectifier bridge ...

How to test and repair the rectifier bridge?

On 2018-10-26 15:52:31  in IC Chips

How to test and repair the rectifier bridge?

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 ...

What is the current status of sensorless control technology for permanent magnet synchronous motors?

On 2023-12-25 17:09:12  in Sensor

What is the current status of sensorless control technology for permanent magnet synchronous motors?

This article describes the characteristics of the motors. ...

How to understand the Wi-Fi mesh network to better use the Wi-Fi system?

On 2023-05-23 11:57:57  in IC Chips

How to understand the Wi-Fi mesh network to better use the Wi-Fi system?

This article describes the characteristics of the Wi-Fi system. ...

What is the design method of analog switch to switch audio signal?

On 2021-03-29 10:42:03  in Technology

What is the design method of analog switch to switch audio signal?

This article describes the characteristics of the analog switch. ...

How to design analog switches to switch audio signals?

On 2021-03-25 10:43:32  in Knownlege

How to design analog switches to switch audio signals?

This article describes the characteristics of the switch audio signals. ...

What are the applications of current sensors in photovoltaic grid-connected inverters?

On 2021-03-01 10:39:05  in Sensor

What are the applications of current sensors in photovoltaic grid-connected inverters?

This article introduces the characteristics of the current sensor in the inverter. ...

What is the working principle of the bias circuit in the triode amplifier circuit?

On 2019-10-17 10:02:01  in Knownlege

What is the working principle of the bias circuit in the triode amplifier circuit?

This article describes the characteristics of the triode amplifier. ...

What is the fake load?

On 2019-04-11 11:33:01  in Knownlege

What is the fake load?

This article briefly introduces the fake load. ...

What are the applications of MEMS sensors in the field of ocean observation?

On 2023-08-28 15:55:55  in Sensor

What are the applications of MEMS sensors in the field of ocean observation?

This article describes the characteristics of the MEMS sensors. ...

How to design the power module of LED display?

On 2021-11-26 11:21:29  in Photoelectric

How to design the power module of LED display?

This article describes the characteristics of the power module. ...

What are the applications of TVS diodes?

On 2021-07-09 10:48:30  in Discrete Semiconductor

What are the applications of TVS diodes?

This article describes the characteristics of the diode. ...

What about the iW220l and iW2202 digital controllers based on pulse train patent technology?

On 2021-07-05 11:05:01  in Technology

What about the iW220l and iW2202 digital controllers based on pulse train patent technology?

This article describes the characteristics of the controllers. ...

What is a mechanical multimeter?

On 2018-12-11 14:49:07  in Technology

What is a mechanical multimeter?

This article introduces how to use mechanical multimeter ...

What is the difference and connection between a differential pressure sensor and a differential pressure transmitter?

On 2023-07-20 14:30:44  in Sensor

What is the difference and connection between a differential pressure sensor and a differential pressure transmitter?

This article describes the characteristics of the pressure transmitter. ...

Extend the life of electrical appliances

On 2019-05-08 14:37:43  in Technology

Extend the life of electrical appliances

This article briefly introduces a method that extend the life of electrical appliances ...

What is the function of the R-type control transformer?

On 2023-03-07 16:38:12  in Transformer

What is the function of the R-type control 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. ...

What is the definition and major categories of low-voltage electrical appliances?

On 2019-05-23 11:55:08  in Knownlege

What is the definition and major categories of low-voltage electrical appliances?

This article briefly introduces the definition and major categories of low-voltage electrical appliances ...

What issues should pay attention to when using the multimeter?

On 2019-02-16 10:36:20  in Knownlege

What issues should pay attention to when using the multimeter?

This article introduces some issues should pay attention to when using the multimeter ...

What is ultrasonic and ultrasonic sensors?

On 2018-12-28 12:08:46  in Sensor

What is ultrasonic and ultrasonic sensors?

This article briefly introduces the ultrasonic and ultrasonic sensors ...

Charge Coupled Devices (CCD) vs CMOS Active Pixel Sensor (APS)

On 2018-12-26 17:48:55  in Sensor

Charge Coupled Devices (CCD) vs CMOS Active Pixel Sensor (APS)

This article writes about comparison of Charge Coupled Devices (CCD) and CMOS Active Pixel Sensor (APS) ...

What is the difference between switching power supply and ordinary power supply?

On 2021-05-13 10:53:14  in Generally electronic semiconductor

What is the difference between switching power supply and ordinary power supply?

This article describes the characteristics of the power supply. ...

How do you choose isolation architectures, circuits, and components in power inverter applications?

On 2018-11-21 10:57:27  in Memory

How do you choose isolation architectures, circuits, and components in power inverter applications?

Both motor and power control inverter designers have the same problem of isolating control and user interface circuits from dangerous power line voltages. ...

Sensor type and function

On 2018-12-04 12:03:37  in Sensor

Sensor type and function

This article describes the sensor type and function ...

What is the sensor classification and application principle?

On 2020-11-17 12:00:11  in Sensor

What is the sensor classification and application principle?

This article describes the characteristics of the sensors. ...

What factors are related to the resistance of the resistor

On 2018-12-06 10:35:16  in Knownlege

What factors are related to the resistance of the resistor

This article briefly introduces main factors related to the resistance of the resistor ...

What is the relationship between the charging head and the fast charging function of the mobile phone?

On 2021-07-30 14:55:46  in Photoelectric

What is the relationship between the charging head and the fast charging function of the mobile phone?

This article describes the characteristics of the control. ...

How to design a high-efficiency LED driver circuit?

On 2021-11-13 10:52:16  in Photoelectric

How to design a high-efficiency LED driver circuit?

This article describes the characteristics of the LED driver. ...

What are the applications of Hall current sensors in telecommunications rectifiers?

On 2021-08-04 11:00:02  in Sensor

What are the applications of Hall current sensors in telecommunications rectifiers?

This article describes the characteristics of the rectifiers. ...

Do you know the electronic filter mapping methods?

On 2019-12-13 10:51:15  in Capacitors

Do you know the electronic filter mapping methods?

This article describes the characteristics of the electronic filter. ...

What are the whole bridge and rectifier diode?

On 2019-09-03 10:02:32  in Generally electronic component

What are the whole bridge and rectifier diode?

This article describes the characteristics of the whole bridge and rectifier diode. ...

What are the functions of the universal bridge instrument knobs and switches?

On 2019-01-27 14:53:54  in Knownlege

What are the functions of the universal bridge instrument knobs and switches?

This article describes the functions of the universal bridge instrument knobs and switches . ...

The main parameters of the first,triode

On 2018-11-01 14:25:02  in Memory

The main parameters of the first,triode

The current amplification factor is the current magnification,which is used to indicate the amplifying power of the transistor.According to the working state of the triode ...

How the nVIDIA MCP78 chipset motherboard works?

On 2019-05-06 11:00:39  in IC Chips

 How the nVIDIA MCP78 chipset motherboard works?

This article briefly introduces the work principle of nVIDIA MCP78 chipset motherboar. ...

Light emitting diodes(LED)

On 2018-12-13 14:06:12  in Generally electronic semiconductor

Light emitting diodes(LED)

This article briefly introduces the light emitting diodes(LED) ...

Electrooptic devices are just the opposite

On 2018-10-31 11:01:18  in Knownlege

Electrooptic devices are just the opposite

The history of photoelectric technology is actually earlier than that of electronic technology.In early twentieth Century, Einstein won the Nobel prize with the discovery of photoelectric effect ...

FPGA-Based Cache Compression

On 2023-03-16 14:14:22  in IC Chips

FPGA-Based Cache Compression

FPGAs have become an important component of computer systems, enabling higher data throughput and better system performance. ...