DC power supply circuit
Used for smoothing and filtering to reduce the ripple voltage of power supply output. For example, in the power supply part of the computer motherboard, inductors help provide stable DC voltage to various chips.
Switching power supply circuit
Store and release energy to achieve voltage conversion in buck, boost and buck-boost converters. Switching power supplies like those in mobile phone chargers rely on inductors for efficient voltage conversion.
Audio circuit
In audio amplifiers, they form a filter network with capacitors to improve sound quality. Or in audio coupling circuits, they transmit audio signals while blocking DC components.
Wireless communication circuit
In RF amplifiers, filters and oscillators, they are used for impedance matching, frequency selection and generation of stable RF signals. For example, in Wi-Fi modules, inductors help optimize signal transmission and reception.
Motor drive circuit
Suppress current spikes during motor startup and operation to protect drive components. For example, in the motor controller of an electric vehicle, inductors play the role of stabilizing current.
Digital circuit
Used to eliminate noise and electromagnetic interference in high-speed digital signals.
Lighting circuit
In LED drive circuit, constant current control and stable brightness output are realized.
Automotive electronic circuit
In engine control unit, car audio and other systems, it plays the role of filtering, energy storage and anti-interference.
It can be seen that inductors have different functions in different circuits. If you need, you can contact Huipu Electronics for consultation.