​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 ...

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 ...

Headphones and piezoceramic buzzers

On 2018-11-03 15:17:06  in Memory

Headphones and piezoceramic buzzers

Headset is also an electro-acoustic conversion device,which is similar in structure to an electric speaker,it is also composed of magnet,voice coil,vibrating diaphragm, etc,but the voice coil of the earphone is mostly fixed ...

​How to measure the color LED dot matrix display?

On 2018-10-29 15:33:54  in Memory

​How to measure the color LED dot matrix display?

The color LED dot matrix display is the same as monochrome.You can use short columns or rows of methods to detect,just a little cumbersome operation ...

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 ...

​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. ...

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. ...

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 ...

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 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. ...