Other Parts Discussed in Thread: LM5143
你好,
由于我们要切换DEMB mode的需求,所以我们不能把DEMB直接接到VDDA。
1. DEMB通过100K电阻接到VDDA or GND,是否可行?是否能够被LM5143识别?
2. 在工作过程中,切换DEMB的模式,是否会影响输出电压的稳定?
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Hi
无需通过电阻,直接通过切换VDDA和GND, 如果你增加电阻,建议通过调试确认。模式切换不会影响电压稳定。