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CC2640纽扣电池供电VDDS电压异常问题

Other Parts Discussed in Thread: CC2640

VDD_EB处放置纽扣电池,如果纽扣电池空载电压低于2.8V,那么再接上CC2640这个负载,则电池的电压会直接被拉到1.7V。

最终的结果是如果纽扣电池空载电压低于2.8V,那么这个电池就无法驱动CC2640芯片工作了,CC2640就直接起不来了。

我测试电流,电池处于持续高于1ma放电的状态,如果这样也不对呀。CC2640应该不停重启才对,测试发现电压稳定,没有重启的现象。