What is a three-terminal integrated voltage regulator and how to classify?

On 2018-12-14 15:01:07  in Knownlege

What is a three-terminal integrated voltage regulator and how to classify?

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

What is an insurance resistor and how to detect it?

This article briefly introduces what is an insurance resistor and how to detect it ...

What is a resistor and how to calculate its value?

On 2019-03-12 14:14:24  in Resistors

What is a resistor and how to calculate its value?

This article briefly introduces the resistor and its value calculation. ...

A preliminary understanding of the parasitic effects of resistors and capacitors

On 2018-12-26 10:39:18  in Technology

 A preliminary understanding of the parasitic effects of resistors and capacitors

This article briefly introduces the parasitic effects of resistors and capacitors ...

What are the precautions and detection methods for using variable resistors?

On 2018-12-15 11:46:39  in Resistors

What are the precautions and detection methods for using variable resistors?

This article describes the precautions and detection methods for using variable resistors ...

How to make an electronic energy saving lamp?

On 2019-01-19 16:55:13  in Technology

How to make an electronic energy saving lamp?

This article describes to make an electronic energy saving lamp ...

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

Do you know the power supply IC of the components required for various detection pins for stable control?

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 is a transient voltage suppressor diode ( TVS )?

On 2018-10-26 16:57:28  in Relays

​What is a transient voltage suppressor diode ( TVS )?

Transient voltage suppressor diode is a new type of overvoltage safety protection device. The utility model has the advantages of small size ...

How to detect the quality of fuse resistor and thermistor by pointer multimeter?

On 2019-05-31 14:16:46  in Resistors

How to detect the quality of fuse resistor and thermistor by pointer multimeter?

This article aims to describe some methods for detecting the quality of a fuse resistor and thermistor by a pointer multimeter. ...

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

What is the high voltage power transformer in the microwave oven and how to detect it?

This article introduces the high voltage power transformer in the microwave oven and how to detect it ...

the detection of the resistor

On 2018-10-31 10:55:57  in Memory

the detection of the resistor

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 ...

​how to detect the transient voltage suppression diode?

On 2018-10-26 17:00:00  in Generally electronic semiconductor

​how to detect the transient voltage suppression diode?

using a multimeter RX 10kilo-ohm for a monopole type TVS,the positive and reverse resistors can be measured by measuring ordinary diodes ...

What are the main differences between electromagnetic and capacitive voltage transformers?

On 2019-05-27 13:58:00  in Transformer

What are the main differences between electromagnetic and capacitive voltage transformers?

This article describes the main differences between electromagnetic and capacitive voltage transformers ...

Operational Amplifier Bias Resistor Calculation

On 2023-03-09 12:08:28  in Resistors

Operational Amplifier Bias Resistor Calculation

Calculating bias resistor for operational amplifiers involves determining input signal, desired gain and input impedance to get the most out of op amp circuit. ...

Photosensitive resistor and photosensitive transistor

On 2018-12-29 15:34:08  in Photoelectric

Photosensitive resistor and photosensitive transistor

This article describes the photosensitive resistor and photosensitive transistor ...

How to detect the and Photo resistor

On 2019-07-03 10:59:56  in Resistors

How to detect the and Photo resistor

​This article writes about the method of detecting varistor and Photo resistor ...

What is a humidity sensitive resistor?

On 2018-12-25 10:55:13  in Resistors

What is a humidity sensitive resistor?

This article describes about the characteristics and detection of the humidity sensitive resistor ...

What are the characteristics and main parameters of Humidity sensitive resistor?

On 2019-01-09 15:32:22  in Resistors

What are the characteristics and main parameters of Humidity sensitive resistor?

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

A method of detecting gas-sensitive resistors by using pointer multimeter current shields.

This article describes a method of detecting gas-sensitive resistors by using pointer multimeter current shields. ...

AMD Motherboard bus Power supply Analysis

On 2019-04-23 14:03:28  in Knownlege

AMD Motherboard bus Power supply Analysis

This article writes about the AMD Motherboard bus Power supply Analysis ...

What should be pay attention when installing a resistor on circuit board?

On 2019-01-17 16:22:52  in Resistors

What should be pay attention when installing a resistor on circuit board?

This article describes what should be pay attention when installing a resistor on circuit board ...

How to repair the mechanical multimeter AC voltage and current mode fault?

On 2019-01-28 13:44:30  in Technology

How to repair the mechanical multimeter AC voltage and current mode fault?

This article briefly introduces how to repair the mechanical multimeter AC voltage and current mode fault. ...

Basic operation steps of manual welding

On 2018-12-11 13:39:56  in Technology

Basic operation steps of manual welding

This article introduces the basic operation steps of manual welding ...

Basic operation steps of manual welding

On 2018-12-04 10:23:27  in Knownlege

Basic operation steps of manual welding

​ This article describes the basic operation steps of manual welding ...

The working principle of Intel single bridge H61 chip board start-up circuit.

On 2019-06-06 15:15:33  in IC Chips

The working principle of Intel single bridge H61 chip board start-up circuit.

This article describes the working principle of Intel single bridge H61 chip board start-up circuit. ...

Variable capacitance diode, step recovery diode, bidirectional trigger diode

On 2018-08-24 10:57:12  in Relays

Variable capacitance diode, step recovery diode, bidirectional trigger diode

It is usually used to trigger bidirectional thyristors, or to form an overvoltage protection circuit. ...

Discrimination on the pseudo-concept of "reverse earth resistor value and modification of multimeter pens

On 2019-04-16 11:29:12  in Knownlege

Discrimination on the pseudo-concept of "reverse earth resistor value and modification of multimeter pens

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

DC power supply voltage regulator circuit

This article writes about the DC power supply voltage regulator circuit ...

AMD Dual-Bridge RS880 Chipset Board Timing.

On 2019-12-17 11:06:05  in Discrete Semiconductor

AMD Dual-Bridge RS880 Chipset Board Timing.

This article describes the characteristics of AMD Dual-Bridge RS880 Chipset Board. ...

What are the applications of regulator?

On 2019-03-02 11:19:17  in IC Chips

What are the applications of regulator?

This article describes the applications of regulator. ...

How to reduce errors in detecting AC voltages with using a pointer multimeter?

On 2019-02-12 17:11:15  in Knownlege

How to reduce errors in detecting AC voltages with using a pointer multimeter?

This article briefly introduces the methods for reducing errors in detecting AC voltages. ...

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 ...

Gather voltage with ADC of STC microcontroller

On 2023-03-15 11:51:30  in Filter

Gather voltage with ADC of STC microcontroller

This article explains how to measure voltage using the STC ADC, with a focus on understanding and configuring the appropriate settings and filters. ...

How to make a fast battery charger?

On 2019-01-21 16:38:37  in Technology

How to make a fast battery charger?

This article describes how to make a fast battery charger ...

Autotransformer and voltage regulating transformer

On 2018-08-28 17:33:17  in Relays

Autotransformer and voltage regulating transformer

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. ...

High voltage variable frequency control system based on FPGA technology

On 2023-03-16 12:07:29  in IC Chips

High voltage variable frequency control system based on FPGA technology

FPGAs enable efficient and reliable control systems in high-voltage applications, providing superior performance, reliability, cost-efficiency and protection against surges. ...

How to design the following voltage circuit of the op amp?

On 2020-12-14 11:12:53  in IC Chips

How to design the following voltage circuit of the op amp?

This article describes the characteristics of the voltage circuit. ...

What is the role of voltage transformer in the ATX power?

On 2019-03-25 15:02:02  in Transformer

What is the role of voltage transformer in the ATX power?

This article describes the role of voltage transformer in the ATX power. ...

Photosensitive resistor

On 2018-10-31 11:15:12  in Resistors

Photosensitive resistor

Photoresistor is a device made of semiconductor photoelectric effect principle.When the semiconductor is exposed to light ...

What are the reference voltage points of ATX power supplies?

On 2019-04-15 14:08:24  in Knownlege

What are the reference voltage points of  ATX power supplies?

This article briefly introduces the the reference voltage points of ATX power supplies ...