How to connect test lines when using DC / AC mode shields?

On 2019-04-20 13:38:41  in Technology

How to connect test lines when using DC / AC mode shields?

This article describes Method of properly connecting test lines when using DC / AC mode shields. ...

Oscilloscope basical principle

On 2019-04-09 11:33:42  in Knownlege

Oscilloscope basical principle

This article describes the oscilloscope basical principle ...

How to choose the switch of the mechanical multimeter when measuring different parameters?

On 2019-01-27 14:57:27  in Knownlege

How to choose the switch of the mechanical multimeter when measuring different parameters?

This article describes how to choose the switch of the mechanical multimeter when measuring different parameters ...

What should be paid attention to in the application of fixed capacitors?

On 2018-12-15 10:55:38  in Capacitors

What should be paid attention to in the application of fixed capacitors?

This article discusses the application notes for fixed capacitors. ...

Control power,power supply and chassis power supply

On 2018-12-11 11:23:56  in Knownlege

Control power,power supply and chassis power supply

This article writes about the different roles of control power,power supply and chassis power supply ...

How to measure the transformer is good or bad?

On 2018-12-06 12:03:17  in Technology

How to measure the transformer is good or bad?

This article briefly introduces some ways to measure the transformer is good or bad ...

How to measure the transformer is good or bad?

On 2018-12-04 11:05:19  in Technology

How to measure the transformer is good or bad?

This article briefly introduces this article briefly introduces ...

What is the MAP sensor?

On 2018-12-03 11:33:59  in Sensor

What is the MAP sensor?

This article describes the characteristics of MAP sensor ...

Is the connection effect on the electrical connector good?

On 2020-06-18 11:54:31  in IC Chips

Is the connection effect on the electrical connector good?

This article describes the characteristics of the eleal connectctricor. ...

What are the performance characteristics and parameters of a small sealed lead-acid battery?

On 2018-12-28 17:03:12  in Generally electronic component

What are the performance characteristics and parameters of a small sealed lead-acid battery?

This article describes the performance characteristics and parameters of a small sealed lead-acid battery ...

How to design a negative charge pump white LED driver?

On 2019-08-09 11:07:35  in Photoelectric

How to design a negative charge pump white LED driver?

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

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 are the practical applications of MOS tubes?

On 2019-12-07 11:16:04  in Discrete Semiconductor

What are the practical applications of MOS tubes?

This article describes the characteristics of the MOS tubes. ...

How to manufacture a mobile phone battery charger?

On 2019-01-22 16:56:32  in Technology

How to manufacture a mobile phone battery charger?

This article describes how to manufacture a mobile phone battery charger? ...

How to identify and detect relays?

On 2018-12-20 14:13:55  in Relays

How to identify and detect relays?

This article describes how to identify and detect relays ...

What is the working principle of DC-DC converter_DC-DC converter?

On 2021-05-12 11:49:52  in Generally electronic semiconductor

What is the working principle of DC-DC converter_DC-DC converter?

This article describes the characteristics of the DC-DC converter. ...

What Are the Effects of Different Power Resistors?

On 2018-12-21 11:15:56  in Resistors

What Are the Effects of Different Power Resistors?

This article describes the effects of different power resistors ...

The difference between diode and resistor

On 2018-12-08 11:39:22  in Knownlege

The difference between diode and resistor

This article writes about the different roles of diode and resistor ...

What is a Schottky diode? How to detect?

On 2018-10-26 15:54:21  in Relays

What is a Schottky diode? How to detect?

Schottky diode is a low-power, high-current,ultra-high-speed semiconductor device, reverse recovery time trr can be small to a few nanoseconds ...

Electrical parameters and CMOS circuit of TTL circuit

On 2018-08-23 11:21:20  in Sensor

Electrical parameters and CMOS circuit of TTL circuit

the load capacity of the circuit, that is, the fan out coefficient, should be considered so as not to affect the normal operation of the circuit. ...

What is the circuit knowledge of the wind speed sensor?

On 2023-08-28 15:49:37  in Sensor

What is the circuit knowledge of the wind speed sensor?

This article describes the characteristics of the wind speed sensor. ...

Power management and power consumption optimization in PCBA design

On 2023-08-08 17:12:45  in PCBA

Power management and power consumption optimization in PCBA design

In PCBA (Printed Circuit Board Assembly) design, power management and power consumption optimization are key factors to ensure board performance and reliability. This article will introduce the power management principles and power consumption optimizatio ...

What is the circuit knowledge of wind speed sensor?

On 2023-06-25 13:50:32  in Filter

What is the circuit knowledge of wind speed sensor?

This article describes the characteristics of the wind speed sensor. ...

Analysis of CPU power consumption of Intel dual-core motherboards.

On 2019-12-30 11:13:52  in Capacitors

Analysis of CPU power consumption of Intel dual-core motherboards.

This article describes the characteristics of Intel dual-core motherboard CPU power. ...

What are the signal letters on mainboard?

On 2019-03-14 11:26:47  in IC Chips

What are the signal letters on mainboard?

This article briefly introduces some signal letters on mainboard ...

How to repair mechanical multimeter magnetoelectric meter head and resistance blocking fault?

On 2019-01-28 13:37:51  in Technology

How to repair mechanical multimeter magnetoelectric meter head and resistance blocking fault?

This article describes how to repair mechanical multimeter magnetoelectric meter head and resistance blocking fault. ...

what is a laser diode?

On 2018-12-28 14:17:40  in Generally electronic semiconductor

what is a laser diode?

This article introduces the laser diode ...

​what is LCD (LCD)? What are the characteristics?

On 2018-10-29 15:41:03  in Generally electronic semiconductor

​what is LCD (LCD)? What are the characteristics?

The composition of liquid crystal is an organic compound,which is composed of carbon.At room temperature,the liquid crystal is a kind of substance between solid and liquid,that is,the dual characteristics of solid and liquid substances. ...

What is the role of the transistor?

On 2018-12-05 11:31:53  in Generally electronic semiconductor

What is the role of the transistor?

​This article briefly introduces the role of the transistor ...

What are the selection criteria for capacitance, resistance, and inductance?

On 2021-06-30 11:30:29  in Generally electronic component

What are the selection criteria for capacitance, resistance, and inductance?

This article describes the characteristics of the capacitance, resistance, and inductance. ...

How to measure capacitance capacity?

On 2019-11-09 10:29:13  in Capacitors

How to measure capacitance capacity?

This article describes the characteristics of capacitance. ...

CMOS circuit fault maintenance method.

On 2019-05-06 11:21:24  in Technology

CMOS circuit fault maintenance method.

This article describes the maintenance method of CMOS circuit. ...

How to use the OTC700 series automobile digital multimeter correctly.

On 2019-04-18 14:24:01  in Knownlege

 How to use the OTC700 series automobile digital multimeter correctly.

This article briefly introduces the use of OTC700 series automobile digital multimeter. ...

How to use a digital multimeter to detect frequency and temperature?

On 2019-02-27 11:21:18  in Technology

How to use a digital multimeter to detect frequency and temperature?

This article describes the method for frequency and temperature detection. ...

How to detect the value of HEF with a multimeter?

On 2019-02-26 17:58:23  in Knownlege

How to detect the value of HEF with a multimeter?

This article briefly introduces the method of detecting HFE ...

What are the methods for reducing errors in resistance detection with a pointer multimeter?

On 2019-02-14 10:47:00  in Resistors

What are the methods for reducing errors in resistance detection with a pointer multimeter?

This article describes the methods for reducing errors in resistance detection ...

Several chips on computer motherboard

On 2019-02-12 17:09:53  in IC Chips

Several chips on computer motherboard

This article writes about several chips on computer motherboard ...

How to choose a mechanical multimeter?

On 2019-01-27 15:14:01  in Knownlege

How to choose a mechanical multimeter?

The article explores how to choose a mechanical multimeter. ...

What are the common semiconductor rectifying electronic components?

On 2019-01-18 18:08:19  in Generally electronic semiconductor

What are the common semiconductor rectifying electronic components?

This article describes the common semiconductor rectifying electronic components ...

What is a transformer and how to classify?

On 2019-01-09 13:35:40  in Transformer

What is a transformer and how to classify?

This article describes the cllassification of transformers. ...