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做ADS1292电路需要一个-1.5v稳压芯片
TPS7A3001
你的系统输入电压是多少伏
不知要输入多少V 一般TPS7A3001就行
系统是2节5号电池供电，用TPS60403转为-3V,然后再稳压到-1.5V供ADS1929使用
Hi
见TPS723:
http://www.ti.com.cn/product/cn/tps723
