Photoresistors

On 2018-12-21 12:03:23  in Resistors

Photoresistors

This article writes about the photoresistors ...

How to use pointer multimeter and insulation resistance meter to detect the voltage resistance of fixed capacitors and mica capacitors.

On 2019-09-04 10:38:01  in Capacitors

How to use pointer multimeter and insulation resistance meter to detect the voltage resistance of fixed capacitors and mica capacitors.

This article describes the characteristics of using pointer multimeter and insulation resistance meter to detect the voltage resistance of fixed capacitors and mica capacitors. ...

Smart Motor Driver IC Without Current Sense Resistor

On 2023-03-10 14:09:21  in IC Chips

Smart Motor Driver IC Without Current Sense Resistor

The SMD IC is a great solution for motor control applications due to its compact size and low power consumption, as well as its ability to add precise current sensing without a current sense resistor. ...

What is the working principle of ISL6545 chip?

On 2019-04-25 10:59:37  in Knownlege

What is the working principle of ISL6545 chip?

This article analyze the working principle of ISL6545 chip ...

How to measure the varistor and Photo resistor by using a pointer multimeter?

On 2019-10-31 10:14:57  in Crystals Oscillators/Resonators

How to measure the varistor and Photo resistor by using a pointer multimeter?

Method of measuring a varistor by using a pointer multimeter. ...

How to choose the drive resistance in the triode analog circuit?

On 2019-09-28 10:43:01  in Technology

How to choose the drive resistance in the triode analog circuit?

This article describes the characteristics of the drive resistance. ...

What are the application characteristics of TVS transient voltage suppression diode principle?

On 2021-07-19 11:00:18  in IC Chips

What are the application characteristics of TVS transient voltage suppression diode principle?

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

What is an optical coupler and how to measure it?

On 2018-12-15 14:23:34  in Photoelectric

What is an optical coupler and how to measure it?

This article introduces what is an optical coupler and how to measure it ...

Function of digital multimeter diode block.

On 2019-04-13 14:33:53  in Knownlege

Function of digital multimeter diode block.

This article briefly introduces the function of digital multimeter diode block. ...

What are the main points and points of attention of the power regulator?

On 2021-06-12 10:59:33  in Generally electronic component

What are the main points and points of attention of the power regulator?

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

ISO1540 and ISO1541 isolate the logic high and low input voltage levels of I2C devices

On 2019-07-29 11:17:46  in Generally electronic component

ISO1540 and ISO1541 isolate the logic high and low input voltage levels of I2C devices

This article briefly introduces ISO1540 and ISO1541 isolate the logic high and low input voltage levels of I2C devices ...

What is the relevant knowledge of sensors?

On 2021-02-22 10:33:42  in Sensor

What is the relevant knowledge of sensors?

This article introduces the relevant knowledge and characteristics of the sensor ...

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. ...

What are the characteristics and functions of magnetic beads?

On 2019-08-15 10:16:55  in Technology

What are the characteristics and functions of magnetic beads?

This article describes the characteristics of the magnetic beads. ...

Output Curve of Field Effect Transistor

On 2018-11-23 10:36:28  in Memory

Output Curve of Field Effect Transistor

If the internal resistance of the test voltage is also very small, the tube will burst undoubtedly. ...

Do you know switching principle of transistor and base induction voltage?

On 2019-08-26 10:43:35  in Generally electronic component

Do you know switching principle of transistor and base induction voltage?

This article describes the characteristics of transistor. ...

​how to detect the four end small power thyristor?

On 2018-10-29 15:00:02  in Relays

​how to detect the four end small power thyristor?

To detect the unidirectional conductivity of PN junction,the multimeter is placed in RX 1K block,and the positive and negative resistance between A-GA,GKGA and Gk-K are measured. ...

Potentiometer detection and resistance detection

On 2018-08-22 12:04:06  in Relays

Potentiometer detection and resistance detection

The actual resistance value can be measured by connecting two forms (no positive or negative) to the two ends of the resistor respectively. ...

How to measure the optocoupler?

On 2018-10-27 10:43:42  in Photoelectric

How to measure the optocoupler?

Because the way of the optical coupler is not the same,so the test should be based on different structures for measurement and judgment. ...

How to use a digital multimeter?

On 2018-12-28 14:41:08  in Technology

How to use a digital multimeter?

This article describes the use methods of digital multimeter. ...

What are the methods of reducing the measurement error of the pointer multimeter?

On 2019-02-13 13:21:56  in Knownlege

What are the methods of reducing the measurement error of the pointer multimeter?

This article introduces some methods of reducing the measurement error of the pointer multimeter ...

What are the common fault solutions for DC high voltage generators?

On 2021-05-19 10:40:16  in Generally electronic semiconductor

What are the common fault solutions for DC high voltage generators?

This article describes the characteristics of the generators. ...

​how to detect a varactor?

On 2018-10-26 17:08:18  in Memory

​how to detect a varactor?

Because the positive resistance of the varactor diode is larger,the multimeter is placed in the RX 10k2 block,the red form is connected to the positive pole ...

What are the solutions to the problems associated with high-voltage test transformers?

On 2021-05-07 10:51:33  in Transformer

What are the solutions to the problems associated with high-voltage test transformers?

This article describes the characteristics of the transformers. ...

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 is the characteristic of PIC microcontroller?

On 2020-03-20 09:26:44  in IC Chips

What is the characteristic of PIC microcontroller?

This article describes the characteristics of PIC microcontroller. ...

MIC29302 regulator chip selection and application circuit explanation

On 2023-03-08 14:33:02  in IC Chips

MIC29302 regulator chip selection and application circuit explanation

The MIC29302 is a versatile, reliable adjustable linear voltage regulator IC, with features such as short circuit protection, current limit and temp limit, suitable for a wide range of applications. ...

​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. ...

How to use the negative output voltage to adjust the LED current in a buck-boost topology?

On 2020-03-16 10:14:18  in IC Chips

How to use the negative output voltage to adjust the LED current in a buck-boost topology?

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

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 ...

How to design the ultrasonic signal transmitting and receiving circuit based on AT89S52 single chip microcomputer?

On 2019-10-08 18:04:13  in IC Chips

How to design the ultrasonic signal transmitting and receiving circuit based on AT89S52 single chip microcomputer?

This article describes the characteristics of the MCU. ...

What is the effect of RS-485 in communication cables?

On 2023-05-16 14:17:08  in IC Chips

What is the effect of RS-485 in communication cables?

This article describes the characteristics of the cables. ...

CPU power supply circuit fault maintenance method.

On 2019-04-09 11:23:30  in Knownlege

CPU power supply circuit fault maintenance method.

This article briefly introduces the CPU power supply circuit fault maintenance method. ...

What are the design challenges and effective solutions for high-voltage battery packs?

On 2021-07-28 10:45:01  in Photoelectric

What are the design challenges and effective solutions for high-voltage battery packs?

This article describes the characteristics of the battery. ...

What is an Integrated Operational Amplifier?

On 2019-01-07 17:33:42  in Knownlege

What is an Integrated Operational Amplifier?

This article describes the Integrated Operational Amplifier ...

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. ...

Frequency response of audio transformer and high frequency transformer

On 2018-08-23 11:11:57  in Sensor

Frequency response of audio transformer and high frequency transformer

The nominal power of the output transformer is generally greater than the nominal power of the transformer, and the shape structure and circuit symbols are similar to the transformer. ...

The motherboard clock circuit works principle

On 2019-04-30 11:22:08  in IC Chips

The motherboard clock circuit works principle

This article introduces the work principle of motherboard clock circuit works. ...

How to measure the LED digital tube?

On 2018-10-29 15:14:20  in Photoelectric

How to measure the LED digital tube?

The appearance discrimination of digital tube usually has 10 pins,usually divided into two rows. ...

Analysis of the working principle of UP6103 chip.

On 2019-05-29 16:15:45  in IC Chips

Analysis of the working principle of UP6103 chip.

This article describes the analysis of the working principle of UP6103 chip. ...