Commonly used connector

On 2018-11-01 17:07:09  in Memory

Commonly used connector

The classification connector of the connector is also called a connector, which is usually composed of a plug ( also known as a male plug ) and a socket ( called a female plug ) ...

Using integrated passive components in the micro-module SIP

On 2018-11-21 11:20:07  in Memory

Using integrated passive components in the micro-module SIP

Integrated passive devices are nothing new in our industry – they have been around for a long time and are well known. ...

How to choose the high-speed CF memory card necessary for the photography industry?

On 2019-08-03 10:43:05  in Memory

How to choose the high-speed CF memory card necessary for the photography industry?

This article describes the characteristics of the memory card. ...

How do you choose isolation architectures, circuits, and components in power inverter applications?

On 2018-11-21 10:57:27  in Memory

How do you choose isolation architectures, circuits, and components in power inverter applications?

Both motor and power control inverter designers have the same problem of isolating control and user interface circuits from dangerous power line voltages. ...

Structure and characteristics

On 2018-11-01 16:47:41  in Memory

Structure and characteristics

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 ...

Common parameters

On 2018-10-30 11:49:42  in Memory

Common parameters

peak height refers to the peak soldering PCB to eat tin height ( Figure 2-1 1 43 ) ...

​how to detect the discoloration LEDs?

On 2018-10-26 16:40:18  in Memory

​how to detect the discoloration LEDs?

As shown in Figure 5-18,a circuit for detecting a discoloration light emitting diode (LEDs),a multimeter is placed in the RX10k2 block,and the two pin is connected. ...

Wave soldering technology is a mature electronic assembly process

On 2018-10-30 11:33:30  in Memory

Wave soldering technology is a mature electronic assembly process

the process is loading plate,coating flux,preheating,wave soldering,hot air knife treatment,cooling and unloading plate ...

What are the requirements for the development of memory technology in the era of big data?

On 2019-08-10 11:46:08  in Memory

What are the requirements for the development of memory technology in the era of big data?

This article describes the characteristics of the memory. ...

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. ...

Is Facebook's cloud storage a welfare or a trap?

On 2019-08-05 10:46:43  in Memory

Is Facebook's cloud storage a welfare or a trap?

This article describes the characteristics of the memory. ...

How can Advance innovations improve the efficiency of data center memory?

On 2019-08-03 10:22:37  in Memory

How can Advance innovations improve the efficiency of data center memory?

This article describes the characteristics of the memory. ...

The main parameters of the first,triode

On 2018-11-01 14:25:02  in Memory

The main parameters of the first,triode

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 ...

​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 ...

​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 ...

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 ...

Comparative analysis of LDO linear regulator and DC/DC device

On 2018-11-20 10:33:07  in Memory

Comparative analysis of LDO linear regulator and DC/DC device

​LDO is a low dropout linear regulator, compared with the traditional linear regulator. Traditional linear regulators ...

​how to detect a photosensitive transistor?

On 2018-10-27 11:13:49  in Memory

​how to detect a photosensitive transistor?

the pin of the pin identifies the pin arrangement of the photosensitive transistor as shown in Figure 6-8,the foot near the pin or the longer one is the emitter E,and the far or shorter foot of the foot is the collector C ...

what is an infrared receiver?

On 2018-10-26 16:53:35  in Memory

what is an infrared receiver?

The infrared receiving tube is a semiconductor device used to receive the infrared light wave generated by the infrared light emitting diode and convert it into electrical signal. ...

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. ...

​The characteristics of Holzer element

On 2018-11-03 15:08:21  in Memory

​The characteristics of Holzer element

The materials used in Holzer devices include germanium,silicon,InSb,InAs,GaAs and so on ...

the detection of the resistor

On 2018-10-31 10:55:57  in Memory

the detection of the resistor

Will be two pen ( regardless of the positive and negative ) are connected with the two ends of the resistor can be connected to measure the actual resistance value ( in order to improve the measurement accuracy ...

​The main parameters of LED

On 2018-10-31 11:11:54  in Memory

​The main parameters of LED

The main parameters of LED include the maximum working current Im and the maximum reverse voltage Um ...