This article describes the surface components welding points ...

This article briefly introduces the types and characteristics of solder wave crests and how did it control temperature ...

This article briefly describes the future development of white LED ...

This article writes about the characteristics and main parameters of Humidity sensitive resistor ...

This article describes the basic categories classifications and power supply mode of integrated operational amplifier. ...

This article describes the cllassification of transformers. ...

This article describes the main parameters of the varistor. ...

This article briefly introduces the sine wave oscillation circuit ...

​This article introduces some common transistors ...

This article briefly introduces the characteristics and parameters of thephotosensitive resistor. ...

This article describes the main parameters of the triode ...

This article describes the principle,types and main technical parameters of a switch ...

This article describes the reason of a HOT-SPARE Hard Disk is a bad idea ...

This article briefly introduces what is an insurance resistor and how to detect it ...

This article describes the Simple function generator circuit ...

The article explores whether a switching power supply can be used as a charger ...

This article introduces the advantages of pcb terminal block ...

This article briefly introduces what is a LED emission tube and how to detect it ...

​This article briefly introduces sequential logic circuit ...

This article introduces the main parameters of FET. ...

This article describes the features of negative temperature coefficient thermistor ( NTC ). ...

This article briefly introduces how to identify and detect common diodes ...

This article briefly introduces rated power rating and detection method of fixed resistance ...

This article writes about the different roles of self-resetting switch and self-locking switch ...

This article briefly introduces the decoupling capacitance design ...

This article describes the common causes of virtual welding ...

This article describes the selection and use of Integrated Circuits ...

This article is about the packaging and pin identification of integrated circuits ...

This article describes the characteristics of White LED ...

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 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 ...

Because the way of the optical coupler is not the same,so the test should be based on different structures for measurement and judgment. ...

The use of multimeter to detect LED luminous platoon is mainly to check whether the LEDs are good ...

Intuitive judgment. Some of the circuit symbols are printed on the diode to indicate polarity; one end of the negative pole of the diode is printed with a color ring as a negative mark ...

The second plate has a unidirectional conductivity, allowing only the current to flow from the positive to the negative ...

The actual resistance value can be measured by connecting two forms (no positive or negative) to the two ends of the resistor respectively. ...

This article describes the characteristics of the machine vision lighting. ...

This article describes the characteristics of the wireless sensors. ...

This article describes the characteristics of the electrical connectors. ...

This article describes the characteristics of pic microcontroller. ...