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WCH CH224Q
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- WCH CH224Q
- Type
- WCH
- Minimum package
- 3000 未知
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- PD 3.2；SPR；PPS；AVS；BC 1.2
- Electronic Component
- WCH
- Electronic Component
- CH224Q
- Electronic Component
- 1
- Package
- DFN-10-EP(2x2)
- Type
- Controller
- Electronic Component
- Fast-Charge Protocol IC
- Electronic Component
- 0.044g
- Electronic Component
- 1
- Channel Count
- 1C
- Electronic Component
- BM0258761112
- Operating Temperature
- 40℃~+105℃
- Operating Voltage
- 4V~30V
- Output Power
- 140W
- Output Voltage
- 5V；20V；15V；12V；28V；9V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
CH224Q 产品概述
一、产品简介
CH224Q 是南京沁恒（WCH）推出的一款受电控制器，面向高功率便携电源与充电设备。器件支持多档固定输出电压（5V、9V、12V、15V、20V、28V），最高输出功率可达 140W，适合对多电压、高功率输出有需求的应用场景。工作温度范围宽 (-40℃ 至 +105℃)，适合工业级与民用复杂环境。
二、主要特性
- 多档输出：支持 5V/9V/12V/15V/20V/28V 等常见电压档位，覆盖主流USB-PD及快充需求。
- 高频率与高效能：针对高功率传输进行了控制优化，可实现稳定的功率输出与较高转换效率（具体效率依整机设计而定）。
- 宽工作温度：-40℃ ~ +105℃，满足工业与车载等环境要求。
- 小型封装：DFN-10-EP (2x2) 封装，利于小尺寸设计与模块化集成。
- 热沉引脚（EP）：裸露散热焊盘有利于PCB散热设计，提升长期可靠性。
三、典型应用
- 高功率USB充电器与快充适配器
- 笔记本/平板供电模块与扩展坞（Type-C PD Sink）
- 车载充电系统与移动电源（充电模块）
- 工业设备供电管理与多电压分配系统
四、封装与热管理
CH224Q 采用 DFN-10-EP (2×2) 小封装，中心带裸露焊盘（EP）用于热量传导。建议在PCB设计时为EP配置充足的过孔与铜箔（多层散热盲/通孔），并在元件下方与周边留出散热区域。对于靠近额定功率上限（接近 140W）运行的应用，应考虑额外散热措施，如金属散热片或增强散热层。
五、设计与使用建议
- 与外部功率器件配合：CH224Q 多用于受电/功率管理，通常需配合合适的功率MOSFET、电感、二极管及输入/输出电容实现完整的供电方案。
- PCB布局：输入端大电流走线要尽量短且宽；EP焊盘与散热过孔充分连接至内层或底层铜箔。
- 滤波与稳压：在输入输出侧放置足够的去耦电容与滤波网络，减小纹波与尖峰，保证稳定输出与电磁兼容（EMC）性能。
- 温度监控：建议在方案中加入温度检测与软关断策略，保护器件与负载安全。
六、可靠性与环境适应
宽工作温度与小型封装使 CH224Q 适应性强，适合汽车、工业与便携电子设备。设计时应关注长时间高功率运行下的热漂移、焊接可靠性与应力缓解，必要时参考厂方可靠性试验与应用笔记。
七、选型与采购注意
- 确认所需输出档位与最大功率需求是否落在 CH224Q 支持范围内。
- 在高功率设计（接近140W）时，核对器件在实际PCB散热条件下的温升与长期稳定性。
- 关注封装尺寸与焊盘设计，严格按照厂方推荐的PCB焊盘与回流焊工艺进行安装。
如需更详细的电气参数、典型应用电路或参考布局，请提供具体应用场景或索取 CH224Q 的技术手册。
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