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SR（同步整流）
MK1708
MK1708
MK1708
MK1708
MK1708
MK1708

MK1708

高性能同步整流功率开关

数据手册

  • 产品特性

  • 应用场景

  • 封装形式

  • 集成10mΩ 45V同步整流MOS
  • 针对5V2A-3.3A应用能效可达到美国DOEVI（六级能效）标准和欧盟CoCV5 Tier2标准
  • 在CC模式时可支持低至3V输出电压（自供电）
  • 放置在输出正端，无需辅助绕组供电
  • 放置在负端并由输出侧供电可省去VCC电容
  • 支持动态加速（DLRA）功能，并可与支持此功能的原边控制器配合，可提升负载检测响应速度，减小输出侧电容值
  • 放置在负端时，过压时提供放电保护功能，保护接口芯片
  • 支持DCM和QR模式
  • 精准的0mV电压关断
  • 支持开关电源频率最高至150kHz
  • <1mW的待机功耗
  • 支持高达4kV HBM人体模式ESD保护

  • 5V输出的充电器或适配器

  • 5V输出待机电源或反激式辅助电源或开关电源

  • SOP-8

基本 文件 流程 错误 SQL 调试
  1. 请求信息 : 2026-06-17 03:06:25 HTTP/2.0 GET : https://www.meraki-ic.com/sr_chanpin/75.html
  2. 运行时间 : 0.057449s [ 吞吐率：17.41req/s ] 内存消耗：5,297.00kb 文件加载：189
  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=a652c1135fc04f7fde263cb01d3a94e6
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  188. /www/wwwroot/maoruixin.com/vendor/topthink/framework/src/think/response/Html.php ( 0.97 KB )
  189. /www/wwwroot/maoruixin.com/vendor/topthink/think-trace/src/Html.php ( 4.30 KB )
  1. CONNECT:[ UseTime:0.000393s ] mysql:host=127.0.0.1;port=3306;dbname=maoruixin_com;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `eb_lang` [ RunTime:0.000610s ]
  3. SELECT * FROM `eb_lang` WHERE `site` LIKE '%//www.meraki-ic.com%' AND `status` = 1 LIMIT 1 [ RunTime:0.000281s ]
  4. SHOW FULL COLUMNS FROM `eb_isolated_cn` [ RunTime:0.000710s ]
  5. UPDATE `eb_isolated_cn` SET `hits` = `hits` + 1 WHERE `id` = 75 [ RunTime:0.004369s ]
  6. SELECT * FROM `eb_isolated_cn` WHERE `catid` = 19 AND `id` = 75 LIMIT 1 [ RunTime:0.000408s ]
  7. SHOW FULL COLUMNS FROM `eb_cms_category` [ RunTime:0.000568s ]
  8. SELECT * FROM `eb_cms_category` WHERE ( `status`=1 AND `parentid` = 24 ) AND `lang` = 'cn' ORDER BY `listorder` DESC LIMIT 0,10 [ RunTime:0.000329s ]
  9. SELECT * FROM `eb_cms_category` WHERE ( `status`=1 AND `parentid` = 25 ) AND `lang` = 'cn' ORDER BY `listorder` DESC LIMIT 0,10 [ RunTime:0.000335s ]
  10. SELECT * FROM `eb_cms_category` WHERE ( `status`=1 AND `parentid` = 26 ) AND `lang` = 'cn' ORDER BY `listorder` DESC LIMIT 0,10 [ RunTime:0.000356s ]
  11. SELECT * FROM `eb_cms_category` WHERE ( `status`=1 AND `parentid` = 27 ) AND `lang` = 'cn' ORDER BY `listorder` DESC LIMIT 0,10 [ RunTime:0.000299s ]
  12. SELECT * FROM `eb_cms_category` WHERE ( `status`=1 AND `parentid` = 24 ) AND `lang` = 'cn' ORDER BY `listorder` DESC LIMIT 0,10 [ RunTime:0.000286s ]
  13. SELECT * FROM `eb_cms_category` WHERE ( `status`=1 AND `parentid` = 25 ) AND `lang` = 'cn' ORDER BY `listorder` DESC LIMIT 0,10 [ RunTime:0.000304s ]
  14. SELECT * FROM `eb_cms_category` WHERE ( `status`=1 AND `parentid` = 26 ) AND `lang` = 'cn' ORDER BY `listorder` DESC LIMIT 0,10 [ RunTime:0.000372s ]
  15. SELECT * FROM `eb_cms_category` WHERE ( `status`=1 AND `parentid` = 27 ) AND `lang` = 'cn' ORDER BY `listorder` DESC LIMIT 0,10 [ RunTime:0.000340s ]
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