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通用 NFC 无线充电器

概览

描述

智能设备和可穿戴设备技术的进步正在推动无线充电技术的发展,通过便捷、毫无杂乱的电力传输方式增强用户体验,满足现代消费者对创新产品的期待。

该款通用无线充电器专为小型电池供电设备设计,集成了近场通信(NFC)技术,采用了瑞萨行业领先的 NFC 发射器。 它确保跨设备无缝兼容,非常适用于智能手表、健身智能手环、医疗传感器和物联网(IoT)设备,为各种现代电子产品提供可靠便捷的电源解决方案。

系统优势:

  • 通用兼容性,支持 NFC 无线充电(WLC) 功率传输,可为任何 NFC 设备充电。
  • 搭配 NFC 接收器片上系统(SoC)可实现高效的功率传输与灵活的天线设计。
  • 简化设计,采用直接天线连接,降低 BOM 成本,符合电磁兼容性(EMC)CE/FCC 标准。
  • 通过 USB 通过电流、电压和温度感应进行实时监控以进行远程管理。

产品对比

应用

  • 触控笔
  • 智能戒指
  • 智能眼镜
  • 可穿戴设备
  • 助听器
  • 医疗传感器

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EU185 Make contact Sheet.222 Sheet.223 Sheet.224 Sheet.225 Sheet.226 EU185 EU185 EU185 LDO LDO LDO Buck-Boost Buck-Boost Buck-Boost USB Plug Sheet.149 Sheet.150 Sheet.151 Sheet.152 Sheet.153 Sheet.197 Turn-off triode.241 Turn-off triode.242 Turn-off triode.243 Sheet.172 Darlington.244 Sheet.174 Sheet.175 Sheet.176 Sheet.305 Sheet.306 Sheet.307 Sheet.308 Shunt Shunt Shunt Sheet.320 Sheet.321 Sheet.322 Sheet.323 Sheet.324 Sheet.325 16 MHZ 16 MHZ 16 MHZ Sheet.327 Sheet.328 Sheet.329 Sheet.330 Sheet.331 Sheet.332 32 kHZ 32 kHZ 32 kHZ Sheet.369 Sheet.372 Sheet.375 Connector dotted arrow Connector Arrow Connector dotted arrow.380 Sheet.381 Sheet.382 Sheet.383 Connector Arrow.384 Connector Arrow.385 Connector Arrow.386 Connector Arrow.387 Connector Arrow.388 Sheet.390 Sheet.395 NFC Coil NFC Coil NFC Coil Sheet.147 Transformer.324 Line.841 Line.842 Sheet.392 Inductor.300 Sheet.144 Sheet.145 Sheet.146 Sheet.396 Sheet.397 Connector Arrow.398 Connector Arrow.399 Connector Line.401 Connector 1 Connector dotted arrow.403 Connector 1.404 Connector 1.405 Connector dotted arrow.406 ~5V ~5V ~5V Connector 1.410 Right arrow 1pt.1045 n n n Sheet.419 User Botton User Botton User Botton Supply Voltage Control Supply Voltage Control Supply VoltageControl Communication Lines 1 2 2 2 Sheet.426 Communication Lines 1.427 2 2 2 Sheet.429 Charge Charge Charge Communication Lines 1.433 2 2 2 Sheet.435 2* 2* 2* 3.0-5.4V 3.0-5.4V 3.0-5.4V 1* In some use cases a smaller MCU might be sufficient, e.g.if no USB communication is needed. 2* Alternative: direct or controlled supply. 1*In some use cases a smaller MCU might be sufficient, e.g.if... 1*In some use cases a smaller MCU might be sufficient, e.g.if no USB communication is needed.2*Alternative: direct or controlled supply. 2* 2* 2* 3.3V 3.3V 3.3V Sheet.447 MCU MCU1* MCU1* I2C 6 I2C I2C I2C 5 I2C I2C I2C 4 I2C I2C USB USB USB DAC DAC DAC Vdd 3 Vdd Vdd 32KHz RTC 32KHz RTC 32KHz RTC Debug Debug Debug GPIO GPIO GPIO HS Osc. HS Osc. HS Osc. Sheet.448 Power Monitor Power Monitor Power Monitor I2C I2C I2C Sheet.449 Temperature Sensor Temperature Sensor Temperature Sensor I2C I2C I2C Vdd 2 Vdd Vdd Sheet.450 NFC 1W Charger NFC 1W Charger NFC 1W Charger I2C I2C I2C Sheet.451 Current Sense Amp Current Sense Amp Current Sense Amp E- E- E- E+ E+ E+ Out Out Out Vdd 1 Vdd Vdd
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