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求车载多媒体应用的电源管理方案,

Other Parts Discussed in Thread: OMAP-L138

 汽车12V电池供电,基本用电设备情况如图,要求低噪声,低静态电流,有电压\电流\温度保护,支持OMAP-L138控制(开机\关机\待机),