产品规格
| 类型 | 描述 |
| 制造商 | Texas Instruments |
| 系列 | Boomer® |
| 包裹 | 盒子 |
| 产品状态 | OBSOLETE |
| 输出类型 | 1-Channel (Mono) |
| 放大器类型 | Class AB |
| 电压 - 电源 | 2V ~ 5.5V |
| 最大输出功率 x 通道@负载 | 350mW x 1 @ 16Ohm |
| 板型 | Fully Populated |
| 使用的IC/零件 | LM4819 |
| 提供的内容 | Board(s) |
产品概述
BOARD EVALUATION LM4819M
基本
文件
流程
错误
SQL
调试
- 请求信息 : 2026-03-19 09:13:00 HTTP/2.0 GET : https://avnat.cn/zh-cn/product/LM4819MBD/DK-1640723.html
- 运行时间 : 0.081999s [ 吞吐率：12.20req/s ] 内存消耗：3,869.43kb 文件加载：262
- 查询信息 : 16 queries
- 缓存信息 : 8 reads,0 writes
- 会话信息 : SESSION_ID=353917423897a74d067ed3ba7fe98e74
- CONNECT:[ UseTime:0.000355s ] mysql:host=127.0.0.1;port=3306;dbname=avnat_cn;charset=utf8mb4
- SHOW FULL COLUMNS FROM `moban_site` [ RunTime:0.000504s ]
- SELECT * FROM `moban_site` WHERE `lang` = 'zh-cn' LIMIT 1 [ RunTime:0.000313s ]
- SHOW FULL COLUMNS FROM `moban_columns` [ RunTime:0.000452s ]
- SELECT * FROM `moban_columns` WHERE `state` = 1 AND `lang` = 'zh-cn' ORDER BY `sort` ASC [ RunTime:0.000364s ]
- SELECT * FROM `moban_columns` WHERE `lang` = 'zh-cn' AND `link` IN ('/products','/manufacturers') AND `state` = 0 [ RunTime:0.000364s ]
- SHOW FULL COLUMNS FROM `moban_single_page` [ RunTime:0.000435s ]
- SELECT * FROM `moban_single_page` WHERE `id` = 1 AND `state` = 1 AND `lang` = 'zh-cn' [ RunTime:0.000305s ]
- SELECT * FROM `moban_single_page` WHERE `id` IN (21,22,23,24,25,26,27,28,29) AND `state` = 1 AND `lang` = 'zh-cn' ORDER BY `sort` ASC [ RunTime:0.000383s ]
- SHOW FULL COLUMNS FROM `moban_news_category` [ RunTime:0.000400s ]
- SELECT * FROM `moban_news_category` WHERE `lang` = 'zh-cn' [ RunTime:0.000263s ]
- SHOW FULL COLUMNS FROM `moban_lang` [ RunTime:0.000396s ]
- SELECT * FROM `moban_lang` WHERE `lang` = 'zh-cn' LIMIT 1 [ RunTime:0.000259s ]
- SHOW FULL COLUMNS FROM `moban_link` [ RunTime:0.000386s ]
- SELECT * FROM `moban_link` WHERE `state` = 1 ORDER BY `sort` ASC [ RunTime:0.000256s ]
- SELECT `name` FROM `moban_lang` WHERE `lang` = 'zh-cn' LIMIT 1 [ RunTime:0.000227s ]
- SELECT * FROM `moban_site` WHERE `lang` = 'zh-cn' LIMIT 1 [ RunTime:0.000260s ]
0.102204s
