{"error":{"root_cause":[{"type":"query_shard_exception","reason":"failed to create query: {\n \"regexp\" : {\n \"keyword\" : {\n \"value\" : \".*LM2623,pdf,datasheet (General.*\",\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\" : \".*LM2623,pdf,datasheet (General.*\",\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 33"}}}]},"status":400}
简介有些应用需要稳定的输出电压,该电压可能高于也可能低于输入电压范围。 这是常见于输入电压随时间而变化的电池供电的系统。常规的方法包括增加电池电
2010-07-09 14:54
LM317 pdf datasheet
2006-04-15 23:21
LEDs for general lighting: what they offer and their design in retrofit lamps This tutorial
2010-05-14 08:47
lm386管脚引脚图 点击下载:LM386.pdf
2007-12-08 11:35
lm386管脚引脚图 点击下载:LM386.pdf
2007-12-08 11:34
点击下载:LM386.pdf资料 用LM3
2006-04-16 18:28
LM3421/LM343/LM3424/LM3429应用电路 工作原理
2010-03-05 11:44
查LM386的datasheet,电源电压4-12V或5-18V(LM386N-4);静态消耗电流为4mA;电压增益为20-200;在1、8脚开路时,带宽为300KHz;输入阻抗为50K;音频功率0.5W。
2022-12-15 11:04
LM3421/LM343/LM3424/LM3429—适用于恒流LED驱动器的PowerWise N沟道控制器 工作原理
2010-03-05 11:43
)制造商江苏多维科技有限公司(MultiDimension Technology Co., Ltd., MDT)日前推出了专为电流检测、位置感应和其他高性能工业磁传感器应用而设计的TMR2623线性磁场
2022-07-08 18:42