{"error":{"root_cause":[{"type":"query_shard_exception","reason":"failed to create query: {\n \"regexp\" : {\n \"keyword\" : {\n \"value\" : \".*ADA4666-2:18 V、725μA、4 MHZ、CMOS轨到轨输入输出运算放大器.*\",\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":"-Gn7X2aRSFmN2hMyaNEUCA","reason":{"type":"query_shard_exception","reason":"failed to create query: {\n \"regexp\" : {\n \"keyword\" : {\n \"value\" : \".*ADA4666-2:18 V、725μA、4 MHZ、CMOS轨到轨输入输出运算放大器.*\",\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":"'span class='noTransform'' not found"}}}]},"status":400}
概述差分放大器是能把两个输入电压的差值加以放大的电路,也称作差动放大器,它是模拟电路设计中的一个重要电路,其对环境噪声具有更强的干扰抗性、能够有效抑制共模噪声。一般的
2022-09-26 10:18 陕西航晶微电子有限公司 企业号
壹概述差分放大器是能把两个输入电压的差值加以放大的电路,也称作差动放大器,它是模拟电路设计中的一个重要电路,其对环境噪声具有更强的干扰抗性、能够有效抑制共模
2022-08-12 17:42 陕西航晶微电子有限公司 企业号