Do you know the basic knowledge of semiconductor diode?

On 2019-08-16 10:26:07  in Generally electronic component

Do you know the basic knowledge of semiconductor diode?

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

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. ...

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. ...

what is a discoloration light emitting diode?

On 2018-12-27 13:33:07  in Photoelectric

what is a discoloration light emitting diode?

This article describes the discoloration light emitting diodes ...

​how to detect infrared receiving diode?

On 2018-10-26 16:55:08  in Generally electronic semiconductor

​how to detect infrared receiving diode?

the judgment electrode is the same as that for detecting the normal or reverse resistors of ordinary light emitting diodes or diodes. ...

The main characteristic of the diode is Danxian

On 2018-10-30 10:56:52  in Memory

The main characteristic of the diode is Danxian

It refers to the maximum positive current allowed to pass through the diode during long-term operation,which is related to PN junction area and external heat dissipation conditions. ...

what are the characteristics of a light emitting diode?

On 2018-10-26 16:17:19  in IC Chips

what are the characteristics of a light emitting diode?

Light emitting diodes have the same conductivity as ordinary diodes.When positive currents pass through PN junctions ...

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 ...

what is an infrared light emitting diode and how to detect it?

On 2018-12-28 16:43:35  in Generally electronic semiconductor

what is an infrared light emitting diode and how to detect it?

This article briefly introduces the infrared light emitting diode and the method to detect it. ...

How to detect fast recovery, ultrafast recovery diode?

On 2018-10-26 16:05:55  in Memory

How to detect fast recovery, ultrafast recovery diode?

The method of measuring fast recovery and ultrafast recovery diode with multimeter is basically the same as the method of detecting plastic sealed silicon rectifier diode. ...

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 ...

What is the structure and function of low-voltage electrical appliances?

On 2019-05-25 14:08:17  in Generally electronic component

What is the structure and function of low-voltage electrical appliances?

This article briefly introduces the structure and function of low-voltage electrical appliances Low-voltage electrical structure ...

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 ...

​how to detect a two-way trigger diode?

On 2018-10-26 17:02:25  in Memory

​how to detect a two-way trigger diode?

use the multimeter to place the multimeter in the RX1~RX10kQ gear and measure the positive and reverse resistance of the bidirectional trigger diode ...

​what is a double base diode (single junction transistor)?

On 2018-10-26 17:09:25  in Memory

​what is a double base diode (single junction transistor)?

Double base diode,also known as single crystal transistor (UJT)is a three terminal semiconductor device with only one PN junction.the circuit symbol,internal structure and equivalent circuit of double base diode. ...

what is a diode? What are the features?

On 2018-10-26 15:47:07  in Generally electronic semiconductor

what is a diode? What are the features?

The second plate has a unidirectional conductivity, allowing only the current to flow from the positive to the negative ...

Diode rectifier filter circuit,Diode half wave rectifier circuit

On 2018-09-12 13:00:54  in Memory

Diode rectifier filter circuit,Diode half wave rectifier circuit

Power plant to send 50 Hz AC, after long-distance transmission, to the user is still 50 Hz AC, it is usually sent to industrial users 380 V three-phase AC, to ordinary civil users 220V single-phase AC. ...

Diode rectifier filter circuit Diode half wave rectifier circuit

On 2018-08-28 17:36:03  in Relays

Diode rectifier filter circuit Diode half wave rectifier circuit

Therefore, bridge rectifier has been widely used.Diode half wave rectifier circuit ...

What is a double base diode (Unijunction transistor) and how to detect it?

On 2019-01-07 10:35:39  in Generally electronic semiconductor

What is a double base diode (Unijunction transistor) and how to detect it?

This article describes the double base diode (Unijunction transistor) and the detection method of it. ...

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 ...

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 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 ...

what is an infrared light emitting diode?

On 2018-10-26 16:45:24  in Memory

what is an infrared light emitting diode?

determine the order of the arrangement of the pins.The multimeter is placed in the R*1 thousand euro file ...

What should be pay attention when installing diodes and transistors on the board?

On 2019-01-18 17:42:43  in Generally electronic semiconductor

What should be pay attention when installing diodes and transistors on the board?

This article briefly introduces what should be pay attention when installing diodes and transistors on the board? ...

How do you measure infrared light emitting diodes?

On 2018-10-26 16:48:19  in Memory

How do you measure infrared light emitting diodes?

When detecting infrared light emitting diodes,there is a big difference between the pointer type multimeter and the digital multimeter ...

What are the performance characteristics and functions of the six-input voltage monitor?

On 2021-07-03 10:55:15  in Transformer

What are the performance characteristics and functions of the six-input voltage monitor?

This article describes the characteristics of the monitor. ...

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. ...

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. ...

What are the performance characteristics and detection methods of diode half-bridge components?

On 2018-12-15 13:58:00  in Generally electronic semiconductor

What are the performance characteristics and detection methods of diode half-bridge components?

This article briefly introduces the performance characteristics and detection methods of diode half-bridge components ...

How does the MOS field effect transistor work?

On 2018-12-14 11:19:54  in Knownlege

How does the MOS field effect transistor work?

This article writes about the MOS field effect transistor ...

​how to detect a dual base diode?

On 2018-10-26 17:10:47  in Memory

​how to detect a dual base diode?

discriminant emitter E. When the multimeter is placed in the RX1k2 block and the positive and reverse resistance values between any two electrodes are equal (2~10k2) with two forms ...

What is the matching method of RS-422 and RS-485 transmission lines?

On 2021-12-30 10:59:47  in Connector

What is the matching method of RS-422 and RS-485 transmission lines?

This article describes the characteristics of the RS-422 and RS-485 transmission lines. ...

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. ...

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. ...

12V multiple output DC-DC voltage conversion module

On 2023-03-21 18:21:17  in IC Chips

12V multiple output DC-DC voltage conversion module

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. ...

Enhanced power devices open the way for high-voltage applications

On 2018-12-27 10:28:19  in Knownlege

Enhanced power devices open the way for high-voltage applications

This article briefly introduces the enhanced power devices open the way for high-voltage applications ...

What are the power system voltage regulation methods and measures?

On 2019-08-08 11:52:11  in Technology

What are the power system voltage regulation methods and measures?

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

How to detect a diode with using a digital multimeter?

On 2019-02-15 14:09:05  in Knownlege

How to detect a diode with using a digital multimeter?

This article briefly introduces how to detect a diode with using a digital multimeter ...

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. ...

How to detect a flashing light emitting diode(BTS)?

On 2018-12-25 11:45:47  in Generally electronic semiconductor

How to detect a flashing light emitting diode(BTS)?

This article briefly introduces how to detect a flashing light emitting diode(BTS) ...