MC34825: MicroUSB接口IC

34825支持OMTP(开放移动终端平台)推荐的通用充电解决方案(UCS),针对其他有线附件采用统一的5引脚microUSB或miniUSB连接器。34825支持多种内部电源,如采用专用交流/直流适配器或USB接口为电池充电。它具有识别电源类型的内置功能,可根据电源的电流容量设置低或高的充电电流。34825可监测电源,并为手机提供一个高达28 V的过压保护(OVP),防止电源故障。34825还包含多个模拟开关,可以复用5个引脚,支持UART、高速USB数据通信、带或不带麦克风的单声道或立体声音频耳机、绳式遥控器、制造或研发(R/D)测试线缆和其他附件。

特性
  • 可识别多种电源类型,并设置低或高电池充电电流等级
  • 内部电源开关提供28 V OVP,可防止电源输入故障
  • 支持带或不带麦克风的立体声/单声道耳机以及带有纯无源组件的遥控器
  • 支持USB或UART R/D测试线缆
  • 可兼容高速(480 Mbps) USB 2.0
  • 支持32个ID电阻值,带一个高精度5位ADC
  • 采用向主机IC发送中断信号的方式来进行附件附着和分离检测
  • I2C接口
  • 待机模式下静态电流为10 µA
NXP® MC34825 Power Actuation Block Diagram
NXP® MC34825 Product Image
推荐文档 (2)
名称/描述类型Modified Date
MC34825, Micro-USB Interface IC Supporting Universal Charging Solution and Wired Accessories - Data Sheet (REV 4.0) PDF (741.3 kB) MC34825 [English]数据手册
MC34825FS, Micro-USB interface IC supporting universal charging solution and wired accessories (REV 3.0) PDF (64.5 kB) MC34825FS [English]简介
数据手册 (1)
名称/描述Modified Date
MC34825, Micro-USB Interface IC Supporting Universal Charging Solution and Wired Accessories - Data Sheet (REV 4.0) PDF (741.3 kB) MC34825 [English]03 Sep 2014
应用说明 (1)
名称/描述Modified Date
AN1902, Assembly Guidelines for QFN (Quad Flat No-Lead) and DFN (Dual Flat No-Lead) Packages - Application Note (REV 7.0) PDF (3.6 MB) AN1902 [English]13 Oct 2014
用户指南 (1)
名称/描述Modified Date
KIT34825EPEVME, Evaluation Board Kit - User Guide (REV 2.0) PDF (4.1 MB) KT34825UG [English]31 Aug 2010
简介 (1)
名称/描述Modified Date
MC34825FS, Micro-USB interface IC supporting universal charging solution and wired accessories (REV 3.0) PDF (64.5 kB) MC34825FS [English]13 Apr 2010
产品变更通知 (1)
名称/描述Modified Date
Copper Wire and Case Outline Qualification (QFN) (REV 0) HTM (47.3 kB) PCN16331 [English]11 Jul 2014
订购信息
型号状态状态器件功能预算报价(不含税)(CNY)封装类型和焊端数负载供电电压 (Min) (V)负载供电电压 (Max) (V)供电电压 (Min-Max) (V)接口和输入控制开关监控电压 (Min-Max) (V) (VSENSE)工作环境温度 (Min-Max) (°C)保护诊断其他特性-模拟ADC动态范围 (dB)ADC SNR (dB)DAC动态范围 (dB)DAC SNR (dB)频率 (Min-Max) (MHz)RoHS
MC34825EPR2ActiveSignal Conditioning1K @ CNY6.17QFN-EP 202.8282.7 to 5.5I2C-40 to 85Overcurrent, Overvoltage ProtectParallelA/D Converter and Digital I/O[object Object]
封装环保信息
封装说明Outline Version包装产品状态部件编号化学成分RoHS / Pb Free中国RoHS查询MSLPPT (°C)
QFN-EP 20 3*3*0.58 P0.498ASA00716DMPQ - 3000 REELPOQ - 3000 BOXActiveMC34825EPR2MC34825EPR2.pdf3260
MC34825, Micro-USB Interface IC Supporting Universal Charging Solution and Wired Accessories - Data Sheet MC34825
AN1902, Assembly Guidelines for QFN (Quad Flat No-Lead) and DFN (Dual Flat No-Lead) Packages - Application Note mc33882
KIT34825EPEVME, Evaluation Board Kit - User Guide MC34825
MC34825FS, Micro-USB interface IC supporting universal charging solution and wired accessories MC34825
Copper Wire and Case Outline Qualification (QFN) MC34717
98ASA00716D MC34825
MC34825EPR2.pdf MC34825