How to detect fast recovery, ultrafast recovery diode?
On 2018-10-26 16:05:55 in Memory
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 are the performance characteristics and detection methods of diode half-bridge components?
On 2018-12-15 13:58:00 in Generally electronic semiconductor
This article briefly introduces the performance characteristics and detection methods of diode half-bridge components ...
Parameters, Equivalent and Alternative Types of Switching Diode LL4148
On 2023-03-09 14:13:30 in Generally electronic semiconductor
LL4148 is an inexpensive, ultra-fast and efficient switching diode used in low-voltage, low-current applications with equivalent and substitute diodes. ...
Comparative analysis of 5 types of radiators for LED lighting fixtures
On 2019-07-09 13:56:22 in Photoelectric
This article describes Comparative analysis of 5 types of radiators for LED lighting fixtures ...
how to detect a two-way trigger diode?
On 2018-10-26 17:02:25 in Memory
use the multimeter to place the multimeter in the RX1~RX10kQ gear and measure the positive and reverse resistance of the bidirectional trigger diode ...
how to detect the transient voltage suppression diode?
On 2018-10-26 17:00:00 in Generally electronic semiconductor
using a multimeter RX 10kilo-ohm for a monopole type TVS,the positive and reverse resistors can be measured by measuring ordinary diodes ...
What is an LED digital tube?
On 2018-10-29 15:10:23 in Photoelectric
A commonly used LED digital tube is composed of seven light-emitting tubes,which is composed of eight figures,with a decimal point inside the eight-section digital tube, Figure is shown as the digital tube shape and internal Structure Chart ...
Diode rectifier filter circuit，Diode half wave rectifier circuit
On 2018-09-12 13:00:54 in Memory
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
Therefore, bridge rectifier has been widely used.Diode half wave rectifier circuit ...
What is the difference between different panels?
On 2021-10-22 11:13:25 in Generally electronic component
This article describes the characteristics of the panels. ...
What are the application characteristics of TVS transient voltage suppression diode principle?
On 2021-07-19 11:00:18 in IC Chips
This article describes the characteristics of the diode. ...
how to detect a dual base diode?
On 2018-10-26 17:10:47 in Memory
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 ...
How to detect a diode with using a digital multimeter?
On 2019-02-15 14:09:05 in Knownlege
This article briefly introduces how to detect a diode with using a digital multimeter ...
What are the structure, characteristics and classification of semiconductor read-only memory?
On 2021-04-13 10:52:08 in Crystals Oscillators/Resonators
This article describes the characteristics of the memory. ...
What types of monitors are divided into display technologies?
On 2021-11-27 10:41:03 in Photoelectric
This article describes the characteristics of the display technologies. ...
What is the difference between LED screen and OLED screen structure?
On 2019-07-13 10:51:23 in Photoelectric
The article explores the difference between LED screen and OLED screen structure ...
Max Born Institute in Berlin: Ultra-short current surges through rectified light
On 2019-05-11 13:47:17 in Knownlege
This article introduces the Ultra-short current surges through rectified light ...
What is a photoelectric switch and how to detect it?
On 2018-12-14 14:53:08 in Photoelectric
This article briefly introduces what is a photoelectric switch and how to detect it? ...
What are the advantages of OLED?
On 2021-11-04 10:44:37 in Photoelectric
This article describes the characteristics of the L OLED. ...
What are capacitance charging and discharge?
On 2019-08-21 10:54:46 in Capacitors
This article describes the characteristics of capacitance charging and discharge. ...
Display LCD and LED
On 2018-12-08 10:52:21 in Generally electronic semiconductor
This article writes about the different roles of display LCD and LED ...
What is a transistor? What's the role?
On 2018-10-27 10:46:55 in Relays
Transistors are also called semiconductor diodes,which can be said to be the most important devices in electronic circuits ...
What is the detection principle of fiber optic sensors?
On 2020-12-03 13:43:10 in Sensor
This article describes the characteristics of the fiber optic sensors. ...
Research finds that LED can replace laser as a method of transmitting near-infrared light
On 2019-07-20 10:49:03 in Photoelectric
This article writes about that a research finds that LED can replace laser as a method of transmitting near-infrared light ...
What is a BTG thyristor?
On 2018-10-29 15:06:32 in Generally electronic semiconductor
The BTG thyristor is a special semiconductor device.The utility model can be used as a thyristor and can be used as a single junction transistor ( double base diode ) ...
How to detect and repair ?
On 2018-12-20 13:52:32 in Photoelectric
This article describes how to detect and repair LEDs ...
What are the main parameters and types of LEDs and how to detect LED?
On 2018-12-14 13:55:28 in Photoelectric
This article writes about the the main parameters and types of LEDs and how to detect LED ...
What is an infrared receiver?
On 2019-01-02 16:02:03 in Generally electronic semiconductor
This article describes the infrared receiver ...
What are the advantages of LED headlights?
On 2019-07-24 11:15:41 in Photoelectric
Today, the use of LED headlights is becoming more widespread. So, what is the LED headlight? ...
how to detect the LED emission tube?
On 2018-10-26 16:31:21 in Memory
The use of multimeter to detect LED luminous platoon is mainly to check whether the LEDs are good ...
What are the advantages and disadvantages of OLED?
On 2021-11-08 11:02:28 in Photoelectric
This article describes the characteristics of the OLED. ...
LED digital tube
On 2018-12-13 14:17:22 in Generally electronic semiconductor
This article describes the role of LED digital tube. ...
What is a display unit?
On 2019-01-11 14:38:25 in Photoelectric
This article briefly introduces the display unit ...
Do you know switching principle of transistor and base induction voltage?
On 2019-08-26 10:43:35 in Generally electronic component
This article describes the characteristics of transistor. ...
What is the principle of white LED illumination by fluorescence conversion?
On 2019-01-11 10:25:12 in Photoelectric
This article writes about the principle of white LED illumination by fluorescence conversion ...
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 ...
How to use the ionic smoke sensor NIS-02C to detect smoke turbidity?
On 2023-08-21 17:33:43 in Sensor
This article describes the characteristics of the ionic smoke sensor NIS-02C. ...
Do you know how is the green laser produced?
On 2021-04-12 10:44:40 in Crystals Oscillators/Resonators
This article describes the characteristics of the green laser. ...
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 main parameters of LED
On 2018-10-31 11:11:54 in Memory
The main parameters of LED include the maximum working current Im and the maximum reverse voltage Um ...