1 preamble Aluminum electrolytic capacitor is the most critical component which restricts the life of inverter "target=" blank > inverter, and its main reason is the life of aluminum electrolytic capacitor, especially in the application of high harmonic current and high temperature. Compared w

Film capacitors are divided into four categories, according to the type of plastic film is polyethyl capacitance (also known as Mylar capacitor); polypropylene capacitance (also known as PP capacitor Mylar) belong to this category; polystyrene capacitance (also known as PS capacitor; polycarbona

The voltage value of the ceramic chip capacitor is a design nominal value indicating that this type of capacitor can work below this voltage for a long time, if the test is to be carried out, It is applied at both ends of the ceramic chip capacitor to a voltage greater than this value (for exa

In general, the capacitors used on audio controllers and frequency dividers are high frequency ceramic chip capacitors, because their capacity will be relatively large, through the use of metal plastic film to achieve better sound quality. The second is in the filter capacitance, its capacity c

The two different types of ceramic chip capacitance specification identification can be directly through the capacitor or circuit to judge. Generally speaking, can withstand high voltage, insulation is good, and more reliable, used in high-voltage circuit belongs to high-frequency ceramic chip c

Specification 1: 1000V-6000 V high frequency ceramic chip capacitance The high frequency ceramic chip capacitor is mainly used in the high stable oscillation circuit, so its stability requirement is relatively high, such as more common coupling capacitance and high voltage bypass will choo

By using two pin type 16V / 33000 μ F aluminum electrolytic capacitor shunt as filter capacitor rectifier filter circuit. When the average output voltage of rectifier is 9V and the output ripple voltage of load current 2.2A is as shown in Fig. 3, the oscilloscope used is F105B digital oscillogra

3. Possibility of supercapacitors as rectifier filter capacitors For supercapacitors, it can easily reach Farah capacity, so supercapacitors have enough capacity as rectifier filter. In the past, the rated voltage of supercapacitors was relatively low, although it can be solved by the way of mul

1.Foreword Filter capacitor plays an important role in the rectifier filter circuit, the larger the capacitance, the better the filtering effect. Especially in the low-voltage rectifier (such as 5V, 3.3V or lower voltage) output, because the filter capacitor capacity is not large enough to prod

As a new type of energy storage device, super capacitor has super storage capacity. In the mechanism of energy storage, it is highly reversible, has a long life, can repeatedly impulse and discharge thousands of times, and has a very large current, in addition, it has a wide range of voltage and