What is the turn-off thyristor?
On 2018-10-29 15:02:28 in Generally electronic semiconductor
The GTO is also a PNPN four-layer semiconductor device whose structure and equivalent circuit are the same as ordinary thyristors. ...
Light-emitting diode
On 2018-12-18 16:00:26 in Photoelectric
The identification of model and pin
On 2018-11-01 16:51:26 in Relays
Because the number of LED digital tube is not unified,it can be said that there are no rules to follow ...
The problem of CPLD driving MAX7219
On 2023-03-15 13:45:13 in IC Chips
CPLD is used to drive MAX7219 IC, making it possible to control up to 64 individual LEDs with minimal control pins from a controller. It is simpler to program and has higher speed than microcontrollers. ...
what is a discoloration light emitting diode?
On 2018-12-27 13:33:07 in Photoelectric
Universal Panel Meter is configurable for measurement, display or control
On 2018-12-18 13:16:25 in Knownlege
This article writes about universal panel meter is configurable for measurement, display or control ...
Five.Optocoupler
On 2018-10-31 11:35:12 in Generally electronic semiconductor
Optocoupler is an electrical and photoelectric converter composed of LED and photosensitive transistors ...
How to make sure the audio amplifier is working best?
On 2019-07-12 13:28:03 in Generally electronic component
How to select a general small power triode and a high power triode?
On 2019-01-08 15:57:01 in Generally electronic semiconductor
How to make an electronic energy saving lamp?
On 2019-01-19 16:55:13 in Technology
What are the requirements for NDIR carbon dioxide sensor used in incubator?
On 2023-08-16 18:00:15 in Sensor
Structure and characteristics
On 2018-11-01 16:47:41 in Memory
LED digital tube also known as semiconductor digital tube ( Figure 1-1-5 ),it is a number of light-emitting diodes arranged in a fixed pattern and packaged together the most commonly used digital display one of the devices ...
How does an infrared proximity sensor work?
On 2020-11-18 11:26:50 in Sensor
What is a damped line output transistor?
On 2018-10-27 11:06:35 in Relays
The line output high power transistor with a damping transistor is a special tube in the output circuit of the television.Figure 6A shows the internal structure and equivalent circuit of the output transistor with damping line ...
The structure and properties of quartz crystal elements
On 2018-11-03 13:39:16 in Question
The quartz crystal element is composed of a quartz wafer,a wafer bracket and a case.The role of the quartz crystal element in the circuit is equivalent to a high Q value LC resonant element ...
What is the difference between different panels?
On 2021-10-22 11:13:25 in Generally electronic component
New amplifiers with audio applications - IC and multi-chip modules
On 2019-05-07 16:15:15 in Knownlege
Infineon is combining its existing line of amplifiers with audio applications - IC and multi-chip modules. Four new Merus brand IC amplifiers have been proposed. ...
Chip resistor
On 2018-12-10 12:03:12 in Knownlege
What is a double base diode (Unijunction transistor) and how to detect it?
On 2019-01-07 10:35:39 in Generally electronic semiconductor
This article describes the double base diode (Unijunction transistor) and the detection method of it. ...
How to detect humidity resistors by using a pointer multimeter voltage shift?
On 2019-07-06 15:01:02 in Resistors
This article describes use the pointer multimeter voltage conversion to detect the humidity resistance ...
Autotransformer and voltage regulating transformer
On 2018-08-28 17:33:17 in Relays
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 application characteristics of TVS transient voltage suppression diode principle?
On 2021-07-19 11:00:18 in IC Chips
What are the RF microwave power amplifiers?
On 2020-05-20 10:30:58 in IC Chips
The main parameters of the first,triode
On 2018-11-01 14:25:02 in Memory
The current amplification factor is the current magnification,which is used to indicate the amplifying power of the transistor.According to the working state of the triode ...
What is the detection principle of the optical fiber sensor?
On 2021-02-27 10:46:10 in Sensor
Do you know switching principle of transistor and base induction voltage?
On 2019-08-26 10:43:35 in Generally electronic component
Can the expandable wireless charging system charge electric vehicles on the move?
On 2023-05-22 11:43:26 in IC Chips
What is the nature of resistor?
On 2019-01-19 16:35:21 in Resistors
what is a super bright light emitting diode?
On 2018-10-26 16:22:18 in Generally electronic semiconductor
What is the difference between magnetic beads and inductors in solving EMI and EMC?
On 2019-08-03 11:00:23 in Generally electronic component
What are the applications of waterproof connectors, waterproof connectors, and waterproof cables?
On 2021-07-31 10:55:20 in Connector
what are the characteristics of a light emitting diode?
On 2018-10-26 16:17:19 in IC Chips
Light emitting diodes have the same conductivity as ordinary diodes.When positive currents pass through PN junctions ...
Electrooptic devices are just the opposite
On 2018-10-31 11:01:18 in Knownlege
The history of photoelectric technology is actually earlier than that of electronic technology.In early twentieth Century, Einstein won the Nobel prize with the discovery of photoelectric effect ...
What is the priciple of the digital tube?
On 2019-01-22 16:49:17 in Photoelectric
How to distinguish common diodes?
On 2019-01-19 16:38:32 in Generally electronic semiconductor
What is COB?
On 2019-01-02 15:26:57 in Technology
LEDVANCE announces that it will close a factory in the US
On 2019-05-15 13:21:34 in Knownlege
What is the Nitride system?
On 2019-01-12 16:06:47 in Knownlege
What types of monitors are divided into display technologies?
On 2021-11-27 10:41:03 in Photoelectric
Classification of integrated circuits
On 2019-01-04 13:39:20 in IC Chips