根据需要电路电流过流保护的特点，重点介绍了滤波电感电流反馈做内环，输出电压做外环的双环控制策略。
Because the circuit needs current overload protect, a double loop strategy , with current feedback of filter inductance as inner loop and output voltage as outer loop, is studied.
无源片上电感是RF IC中需求很高的器件，被广泛地应用在LNA、V CO、滤波器等模拟单元模块中，构成了无线移动通信电路的基础。
On-chip passive inductors, basic elements of wireless mobile communication circuits, are highly required in RFIC and widely used in simulating unit modules such as LNA, VCO and filters.
电感是电子电路设计中的重要元件，广泛应用在滤波器、带通放大器、高频补偿等各种电路中。
Inductor is the important elements in electronic circuit design, widely used in filters, band-pass amplifiers and other high-frequency compensation circuit.
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