结合高压启动恒流源设计了一种用于离线式开关电源的内部电源电路。
For the use of off-line switching mode power supply IC, an internal power supply circuit combining with a high voltage startup current source is proposed.
同时，电视机内部尚有电源电路为呆板提供能源。
Meanwhile, television interior and power circuit for machines provide energy.
在串联型晶体管稳压电路中，集电极电阻有内部电源和外部电源两种供电方式。
There are two kinds of supply modes of collecting electrode resistance (inner and outer) in the voltage-steadied circuit in which series connection transistor is used.
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