{"error":{"root_cause":[{"type":"query_shard_exception","reason":"failed to create query: {\n \"regexp\" : {\n \"keyword\" : {\n \"value\" : \".*LM4890,pdf datasheet (1 Watt A.*\",\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\" : \".*LM4890,pdf datasheet (1 Watt A.*\",\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}
phones and other portablecommunication device applications. It is capable ofdelivering 1 watt of continuous average power to an 8Ω
2009-08-16 12:37
LM4890 大概描述LM4890 是一款主要为移动电话和其他便携式通信设备中的应用而设计的音频功率放大器。在5V 直流供电下,它可以将1W 的功率连续平均功率输出到8Ω 的BTL 负载上,且总
2011-08-26 14:59
电子发烧友网为你提供TI(ti)LM4890相关产品参数、数据手册,更有LM4890的引脚图、接线图、封装手册、中文资料、英文资料,LM4890真值表,LM4890管脚
2018-11-02 17:58
LM4890的输出接口对地测试是有直流偏置的,接喇叭没问题,接耳机的话怎么处理呢?加电容隔直么?谢谢
2024-10-24 06:32
phones and otherportable communication device applications. It is capable ofdelivering 1 watt of continuous average power to an 8Ω
2009-10-09 09:19
1、LM4890采用差分设计方案(如下图),为什么没有声音?怎么解决? 2、采用差分方案设计的功放能用非差分输出或普通音频输出?
2024-11-05 06:33
一般说明LM4890是一个主要设计的音频功率放大器适用于移动电话和其他通讯设备的高要求应用。它有能力向8ΩBTL提供1瓦连续平均功率5伏直流电失真小于1%的负载(THD+N)电源。Boomer音频
2020-09-14 17:29
The LM4898 is a fully differential audio power amplifierprimarily designed for demanding
2009-10-09 08:56
该 LM4890 的音频功率放大器主要设计为要求苛刻的移动电话和其他便携式通信设备的应用程序。它能够提供 0.5W 的连续平均功率一个 8Ω BTL 负载从一个 5V 小于 1%的失真( THD + N)DC 电源。
2021-01-27 08:00
The LM4923 is a fully differential audio power amplifier primarilydesigned for demanding
2009-10-09 09:40