{"error":{"root_cause":[{"type":"query_shard_exception","reason":"failed to create query: {\n \"regexp\" : {\n \"keyword\" : {\n \"value\" : \".*INA220,pdf datasheet(Bi-Direct.*\",\n \"flags_value\" : 65535,\n \"max_determinized_states\" : 10000,\n \"boost\" : 1.0\n }\n }\n}","index_uuid":"SON-ziQURzKK3JljPlVlCQ","index":"recommend_keyword_search_v1"}],"type":"search_phase_execution_exception","reason":"all shards failed","phase":"query","grouped":true,"failed_shards":[{"shard":0,"index":"recommend_keyword_search_v1","node":"c8Ry91qkQA6igO07LZRl5w","reason":{"type":"query_shard_exception","reason":"failed to create query: {\n \"regexp\" : {\n \"keyword\" : {\n \"value\" : \".*INA220,pdf datasheet(Bi-Direct.*\",\n \"flags_value\" : 65535,\n \"max_determinized_states\" : 10000,\n \"boost\" : 1.0\n }\n }\n}","index_uuid":"SON-ziQURzKK3JljPlVlCQ","index":"recommend_keyword_search_v1","caused_by":{"type":"illegal_argument_exception","reason":"expected ')' at position 34"}}}]},"status":400}
目前我们在使用INA220这款IC用于量测设备睡眠电流,正常情况下设备睡眠电流在3uA左右,我们尝试把寄存器设定中的电流采样数加大到128,但是采到的数据仍然有很大波动,有时候是0uA,有时候是几十uA. INA220这款IC的测量精度能否满足uA级别的量测?如
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我们现在有使用一颗INA220监控芯片,在该器件上电后,模拟输入管脚会有一个0.6V的电平输出,并能驱动三极管。这个问题会影响到上电时序,请帮忙解决一下,是什么原因怎么解决,谢谢!
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