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Capacitor common capacitor type

(Summary description)Coupling Capacitor: The capacitor used in the coupling circuit is called the coupling capacitor. In the RC-capacitor and other capacitive coupling circuits, this type of capacitor circuit is used in large quantities to isolate DC-DC.

Capacitor common capacitor type

(Summary description)Coupling Capacitor: The capacitor used in the coupling circuit is called the coupling capacitor. In the RC-capacitor and other capacitive coupling circuits, this type of capacitor circuit is used in large quantities to isolate DC-DC.

Information

Coupling Capacitor: The capacitor used in the coupling circuit is called the coupling capacitor. In the RC-capacitor and other capacitive coupling circuits, this type of capacitor circuit is used in large quantities to isolate DC-DC.

 

Filter Capacitor: A capacitor used in a filter circuit is called a filter capacitor. This capacitor circuit is used in power supply filtering and various filter circuits. The filter capacitor removes signals in a certain frequency band from the total signal.

 

The decoupling capacitor, the capacitor used in the decoupling circuit is called the decoupling capacitor. This capacitor circuit is used in the DC voltage supply circuit of the multistage amplifier. The decoupling capacitor eliminates the harmful low frequency crossover between each stage amplifier.

 

High frequency vibration damping capacitor:

 

The capacitor used in the high-frequency vibration-damping circuit is called the high-frequency vibration-absorbing capacitor. In the audio negative feedback amplifier, in order to eliminate the high-frequency self-excitation that may occur, this capacitor circuit is used to eliminate the high-frequency howling that the amplifier may appear. .

 

Resonant Capacitor: Capacitors used in LC resonant circuits are called resonant capacitors, and such capacitor circuits are required in both LC parallel and series resonant circuits.

 

Bypass capacitor: The capacitor used in the bypass circuit is called bypass capacitor. If the signal in a certain frequency band needs to be removed from the signal, the bypass capacitor circuit can be used. According to the frequency of the removed signal, there is a full frequency domain. (All AC signals) Bypass capacitor circuit and high frequency bypass capacitor circuit.

 

Neutralization Capacitor: A capacitor used in a neutralization circuit is called a neutralization capacitor. In radio high frequency and intermediate frequency amplifiers, TV high frequency amplifiers, this neutralization capacitor circuit is used to eliminate self-excitation.

 

Timing Capacitor: A capacitor used in a timing circuit is called a timing capacitor.

 

A timing capacitor circuit is used in a circuit that requires time control by capacitor charging and discharging, and the capacitor controls the magnitude of the time constant.

 

Integral Capacitor: A capacitor used in an integrating circuit is called an integrating capacitor. In the synchronous separation circuit for scanning the potential field, the field synchronization signal can be taken out from the field composite synchronization signal by using such an integrating capacitance circuit.

 

Differential Capacitor: A capacitor used in a differential circuit is called a differential capacitor. In order to obtain the apex trigger signal in the flip-flop circuit, the differential capacitance circuit is used to obtain a cusp pulse trigger signal from various (mainly rectangular pulse) signals.

 

Compensation capacitor: The capacitor used in the compensation circuit is called the compensation capacitor. In the bass compensation circuit of the deck, this low-frequency compensation capacitor circuit is used to boost the low-frequency signal in the playback signal. In addition, there is a high-frequency compensation capacitor. Circuit.

 

Bootstrap capacitor: The capacitor used in the bootstrap circuit is called the bootstrap capacitor.

 

The commonly used OTL power amplifier output stage circuit uses this bootstrap capacitor circuit to boost the positive half-cycle amplitude of the signal by positive feedback.

 

Dividing capacitor: The capacitor in the frequency dividing circuit is called the frequency dividing capacitor. In the speaker frequency dividing circuit of the speaker, the frequency dividing capacitor circuit is used to make the high frequency speaker work in the high frequency band, and the intermediate frequency speaker works in the middle frequency band. The speaker works in the low frequency range.

 

Load capacitance: refers to the effective external capacitance that determines the resonant frequency of the load together with the quartz crystal resonator. Standard values ​​commonly used for load capacitors are 16pF, 20pF, 30pF, 50pF, and 100pF. The load capacitance can be adjusted according to the specific situation. The adjustment can generally adjust the operating frequency of the resonator to the nominal value.

 

Tuning Capacitor: Connected to both ends of the oscillating coil of the resonant circuit to play the role of selecting the oscillating frequency.

 

Pad Capacitor: Auxiliary capacitor in series with the main capacitor of the resonant circuit. Adjusting it can make the frequency range of the oscillating signal smaller and significantly increase the oscillating frequency at the low frequency end.

 

The neutralization capacitor is connected between the base and the emitter of the triode amplifier to form a negative feedback network to suppress self-oscillation caused by the inter-electrode capacitance of the triode.

 

Stabilized capacitor: In the oscillating circuit, it acts as a stable oscillating frequency.

 

Timing capacitor: In the RC time constant circuit, it is connected in series with the resistor R to determine the capacitance of the charging and discharging time.

 

Acceleration capacitor: Connected to the oscillator feedback circuit to accelerate the positive feedback process and increase the amplitude of the oscillating signal.

 

Capacitance reduction: In UHF tuner circuits, capacitors connected in series to shorten the length of the oscillating inductor.

 

Clappo Capacitor: In a three-point capacitor oscillating circuit, a capacitor in series with the inductor oscillating coil acts to eliminate the effect of transistor junction capacitance on frequency stability.

 

Thira Capacitor: In the capacitor three-point oscillating circuit, the capacitor connected in parallel with the two ends of the inductor oscillating coil acts to eliminate the junction capacitance of the transistor, making the oscillator easy to start at the high frequency end.

 

Stabilizing capacitor: In the discriminator, it is used to stabilize the amplitude of the output signal.

 

Pre-emphasis capacitor: In order to avoid the attenuation and loss of the frequency division of the audio modulation signal during processing, the RC high-frequency component is set to increase the network capacitance.

 

De-emphasis capacitor: In order to restore the original audio signal, it is required to attenuate the high-frequency component and noise boosted by the pre-emphasis in the audio signal, and set the capacitance of the RC in the network.

 

Phase shift capacitor: A capacitor used to change the phase of an AC signal.

 

Feedback Capacitor: A capacitor that is connected across the input and output of the amplifier to return the output signal to the input.

 

Bucking current limiting capacitor: connected in series in the AC loop, using the capacitive reactance characteristics of the capacitor to limit the AC current, thus forming a voltage dividing circuit.

 

Reverse-pass capacitor: used in the line scan output circuit, and connected between the collector and emitter of the line output tube to generate high-voltage line scan sawtooth wave reverse pulse, the withstand voltage is generally above 1500 volts.

 

S-corrected capacitor: connected in series in the deflection yoke loop to correct the extended linear distortion at the edge of the tube.

 

Bootstrap boost capacitor: The charge and discharge energy storage characteristics of the capacitor are used to raise the potential of the circuit at a certain point, so that the potential at the point reaches twice the voltage value of the power supply terminal.

 

Elimination point capacitor: Set in the view-and-discharge circuit to remove the residual bright spot on the picture tube when shutting down.

 

Soft-start capacitor: It is generally connected to the base of the switching tube of the switching power supply to prevent excessive surge current or excessive peak voltage from being applied to the base of the switching tube when the power is turned on, resulting in damage to the switching tube.

 

The starting capacitor is connected in series with the secondary winding of the single-phase motor to provide a starting phase-shifted AC voltage for the motor, which is disconnected from the secondary winding after the motor is in normal operation.

 

Operating Capacitor: Connects in series with the secondary winding of the single-phase motor to provide phase-shifted AC current to the secondary winding of the motor. When the motor is in normal operation, it is connected in series with the secondary winding.

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