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下图所示是一种耗电极低的传感器/监视器电路,可在笔记本电脑或PDA装置中连续维持导通,主要用于检测到红外(IR)信号并启动主系统.该电路的超低耗电流(最大4μA,典型值为2.5μA),
The following figure shows a low power consumption sensor / monitor circuit that can be continuously on in a laptop or PDA device to detect infrared (IR) signals and activate the host system. Low current consumption (4μA max, typ. 2.5μA)