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2019-11-02Resistance indication
Resistance indication The chip resistor is a product that is small in size, light in weight, stable in electrical performance, high in assembly cost, high in mechanical strength, and superior in hi -
2019-11-02Resistance error
What is the precision chip resistor? The precision chip resistor means that the chip resistor has a small error, which is generally called the error 1% chip resistor. The minimum error (accuracy) can -
2019-11-02Introduction to diode
The crystal diode is a p-n junction formed of a p-type semiconductor and an n-type semiconductor, and a space charge layer is formed on both sides of the interface, and a self-built electric field is -
2019-11-02Reverse breakdown of the diode
Reverse breakdown of the diode Reverse breakdown is divided into two cases: Zener breakdown and avalanche breakdown. In the case of high doping concentration, because the barrier region width is sm -
2019-11-02
Diode forward and reverse
Diode forward and reverse When the forward voltage is applied, the forward voltage is small at the beginning of the forward characteristic, which is insufficient to overcome the blocking effect of -
2019-11-02Electrical breakdown
Electrical breakdown When the applied reverse voltage exceeds a certain value, the reverse current suddenly increases. This phenomenon is called electrical breakdown. The threshold voltage that cau -
2019-11-02Diode application
Diode application Rectification The rectifier diode is mainly used for the rectifier circuit, that is, the alternating current is converted into the pulsating direct current. The rectifier diode -
2019-11-02Type of diode
Type of diode There are many types of diodes, which can be classified into germanium diodes (Ge tubes) and silicon diodes (Si tubes) depending on the semiconductor material used. According to its d -
2019-11-02led
led The LED is also constructed of a PN structure with unidirectional conductivity. However, its forward operating voltage (on voltage) is higher than that of a normal diode, which is about 1 to 2. -
2017-4-19The safe use of car charger
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2019-11-02Basic interpretation of triode
Basic interpretation of triode Transistor [1] (also known as transistor) is a general term for the three-pin amplifier in Chinese meaning. The triode we often say may be several devices as shown. -
2019-11-02
Transistor development history
Transistor development history On December 23, 1947, in the Bell Labs in Murray Hill, New Jersey, three scientists—Dr. Bading, Dr. Brighton, and Dr. Shawley, experimented nervously and methodically