极低静态功耗的LDO

castrader · 发表于 2021-4-12 09:20:01

peterlin2010 发表于 2021-4-11 07:52
如可以工作 1% SHUTDOWN 99% 时间
可否

挂个大电容实现这个方案到是可以，但是，那99% off时间电容上电荷的损失要靠这1% on来补的，这样的话，平均电流依旧是小不了。

peterlin2010 · 发表于 2021-4-12 21:19:27

Measurement results show that LDO1 and LDO2 consume 30 and 100 nA quiescent current, respectively, with 1 V input, 0.8 V output

nanoampere-lowdropout-regulator-designs-for-iot-devices-2018.pdf (5.23 MB, 下载次数: 26 )

ONLY FIND LOW quiescent current

A 375 nA Input Off Current Schmitt Triger LDO for Energy Harvesting IoT Sensors

375na Input Off Current Schmitt Triger LDO i2018.pdf (997.78 KB, 下载次数: 23 )

1.88 nA Quiescent Current Capacitor-Less LDO with Adaptive Biasing Based on a SSF Absolute Voltage Difference Meter

1.88 nA Quiescent Current Capacitor-Less LDO pereira-rial2020.pdf (1.39 MB, 下载次数: 28 )

castrader · 发表于 2021-4-13 11:13:24

多谢啊

acocacol · 发表于 2021-4-13 16:29:59

peterlin2010 发表于 2021-4-12 21:19
Measurement results show that LDO1 and LDO2 consume 30 and 100 nA quiescent current, respectively, ...

不错，可以看看

[求助] 极低静态功耗的LDO

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