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Hi
或者可以参考datasheet:http://www.ti.com.cn/cn/lit/ds/symlink/tps62050.pdf 的经典电路:
参数依据3.3V输出的版本设定:
注意输入电压低压侦测设定。
您好,可以直接用TPS5205X系列的TPS62056,固定3.3V输出。