Double base diode,also known as single crystal transistor (UJT)is a three terminal semiconductor device with only one PN junction.the circuit symbol,internal structure and equivalent circuit of double base diode. ...

Light emitting diodes have the same conductivity as ordinary diodes.When positive currents pass through PN junctions ...

It refers to the maximum positive current allowed to pass through the diode during long-term operation,which is related to PN junction area and external heat dissipation conditions. ...

This article writes about the Diode ...

This article describes the characteristics of Zener diode. ...

This article explores how to distinguish common diodes ...

This article describes three types common diodes ...

This article writes about the photosensitive diode ...

This article briefly introduces the transient voltage suppressor diode ( TVS ). ...

Transient voltage suppressor diode is a new type of overvoltage safety protection device. The utility model has the advantages of small size ...

This article describes the characteristics of the semiconductor diode. ...

It is usually used to trigger bidirectional thyristors, or to form an overvoltage protection circuit. ...

This article writes about the diode. ...

This article describes the double base diode (Unijunction transistor) and the detection method of it. ...

use the multimeter to place the multimeter in the RX1~RX10kQ gear and measure the positive and reverse resistance of the bidirectional trigger diode ...

This article writes about the different roles of diode and resistor ...

This article briefly introduces the light-emitting diode ...

When detecting infrared light emitting diodes,there is a big difference between the pointer type multimeter and the digital multimeter ...

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

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 ...

​ This article mainly describes how to detect diodes. ...

This article describes the characteristics of Zener diode and voltage stabilizer diode. ...

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. ...

This article introduces the voltage regulator diode ...

This article describes how to detect a junction field effect transistor. ...

This article introduces some ways to test and repair the rectifier bridge ...

This article describes the basic principles of the varactor and detection of varactor ...

The high-power Darlington tube is internally connected with a protective device,and the internal structure of the high-power Darlington tube is shown in Figure ...

Transistors are also called semiconductor diodes,which can be said to be the most important devices in electronic circuits ...

This article describes of transistor roles, characteristics and states ...

Distinguish polarity to place the multimeter in RX1kQ block,and the black stylus arbitrarily connect a pin of the whole bridge component,and measure the other three pins with the red stylus,if the measured resistance is infinite ...

This article describes the characteristics of the photodiodes and photomultipliers. ...

This article introduces the laser diode ...

This article describes the characteristics of LED lamp beads ...

This article describes the application of several common diodes ...

This article briefly introduces diode rectifier filter circuit ...

This article briefy introduces the magneto diode ...

This article describes how to replace diode when there is no same type of diode ...

This article describes the characteristics of the whole bridge and rectifier diode. ...

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