A average circuit mode control chip UC3854B is used to control each phase, thus the circuit and parameters are easy to design.

每个单相电路采用一片平均电流模式控制芯片uc 3854 B作为控制核心，电路简单，参数设计方便。

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On average it takes 40 years for the conveyor belts to complete a circuit(see diagram).

平均来说，输送带每完成一次循环需要40年。

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The circuit, with over-current protection of output transformer original side average current and side peak current, adopts pulse transformer coupling MOSFET driving circuit.

该电路采用脉冲变压器耦合MOSFET管驱动电路，具有输出变压器原边平均电流和副边峰值电流的过流保护功能。

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"On average, we have five customers per circuit mile, " says Superintendent Mark Doty.

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