How to detect the value of HEF with a multimeter?
On 2019-02-26 17:58:23 in Knownlege
How to repair the mechanical multimeter AC voltage and current mode fault?
On 2019-01-28 13:44:30 in Technology
This article briefly introduces how to repair the mechanical multimeter AC voltage and current mode fault. ...
DC power supply voltage regulator circuit
On 2019-01-05 11:45:23 in Knownlege
What is a sensor and its role?
On 2018-12-14 11:26:40 in Sensor
How to measure the optocoupler?
On 2018-10-27 10:43:42 in Photoelectric
Because the way of the optical coupler is not the same,so the test should be based on different structures for measurement and judgment. ...
What types of programmable logic equipment are there?
On 2023-06-26 16:29:39 in IC Chips
Maximize Power-Device Control Efficiency with the Right Gate-Driver Power Converter
On 2023-03-04 14:14:26 in IC Chips
Choosing the right gate drive power converter can significantly increase the efficiency of power devices. Different types of converters are suited to different applications, so choosing the best one requires research into the options and components. ...
How is the EMC of the isolation transformer designed?
On 2019-09-11 10:16:25 in Generally electronic component
The main classification of MEMS sensors
On 2019-07-01 17:49:01 in Sensor
What is the high-power VMOS field effect transistor and how to detect it?
On 2018-12-25 11:24:29 in Generally electronic semiconductor
How to design the power module of LED display?
On 2021-11-26 11:21:29 in Photoelectric
How to solve the problem of frequent tripping of the LED display total leakage protector?
On 2021-09-13 11:37:28 in Generally electronic semiconductor
What about the iW220l and iW2202 digital controllers based on pulse train patent technology?
On 2021-07-05 11:05:01 in Technology
How to use artificial electronic technology to construct artificial brain?
On 2021-03-24 10:46:55 in IC Chips
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
What is the difference between a transformer and a coupled inductor?
On 2019-06-10 16:00:27 in Transformer
Comparative analysis of LDO linear regulator and DC/DC device
On 2018-11-20 10:33:07 in Memory
LDO is a low dropout linear regulator, compared with the traditional linear regulator. Traditional linear regulators ...
What is the application principle of open-ended Hall current sensors in power distribution systems?
On 2020-11-17 11:34:15 in Sensor
How to check and repair after DC motor broken?
On 2019-01-05 16:03:59 in Generally electronic component
How do you choose isolation architectures, circuits, and components in power inverter applications?
On 2018-11-21 10:57:27 in Memory
Both motor and power control inverter designers have the same problem of isolating control and user interface circuits from dangerous power line voltages. ...
How does an infrared proximity sensor work?
On 2020-11-18 11:26:50 in Sensor
What are the current selection and usage methods of lithium battery protection board?
On 2021-05-17 10:54:22 in Generally electronic component
2-way optocoupler relay module
On 2023-03-22 14:16:42 in IC Chips
The 2-channel optical coupler relay module IC is a versatile and reliable IC used to transfer signals and protect circuits in a variety of devices. ...
What are the applications of Hall effect sensors?
On 2021-01-27 10:51:52 in Sensor
What are the applications of Hall effect sensors?
On 2020-11-26 11:17:27 in Sensor
FPGA overall structure
On 2019-07-19 11:03:18 in Generally electronic component
What are the benefits of choosing a CPLD?
On 2019-07-18 11:04:59 in Generally electronic component
The application of I / O connector
On 2019-07-03 10:41:54 in Connector
How to detect the potentiometers?
On 2019-07-02 16:15:02 in Resistors
The working principle of reset circuit of AMD RS80 chipset motherboard.
On 2019-07-01 18:05:27 in IC Chips
The working principle of Intel single bridge H61 chip board start-up circuit.
On 2019-06-06 15:15:33 in IC Chips
This article describes the working principle of Intel single bridge H61 chip board start-up circuit. ...
The working principle of RT9214 chip is analyzed.
On 2019-06-05 18:04:10 in IC Chips
LED strobe causes
On 2019-06-05 17:59:02 in Generally electronic semiconductor
The operating principle of Intel single-bridge H55 chipset motherboard boot circuit.
On 2019-04-27 15:27:46 in Knownlege
This article describes the operating principle of Intel single-bridge H55 chipset motherboard boot circuit. ...
The method of using the ignition block of OTC700 series automobile digital multimeter
On 2019-04-26 10:58:45 in Knownlege
This article briefly introduces the method of using the ignition block of OTC700 series automobile digital multimeter ...
What is the working principle of ISL6545 chip?
On 2019-04-25 10:59:37 in Knownlege
What parts are the small DC motors made up of and how its steady speed?
On 2019-01-02 17:44:05 in Knownlege
Identification and detection of semiconductor triode.
On 2018-12-14 13:40:36 in Generally electronic semiconductor
What is a Schottky diode? How to detect?
On 2018-10-26 15:54:21 in Relays
Schottky diode is a low-power, high-current,ultra-high-speed semiconductor device, reverse recovery time trr can be small to a few nanoseconds ...
Selection and placement strategy of patch components in PCBA assembly
On 2023-08-05 12:01:33 in PCBA
In the PCBA (Printed Circuit Board Assembly) assembly process, the selection and placement strategy of SMD components is an important link to ensure the quality and reliability of the circuit board. This article will introduce the selection principles and ...