WMSIC Electronic Components

NX5P3290UKZ

ModelNX5P3290UKZ
PackageWLCSP-16
BrandNXP
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 24+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
NXP NX5P3290UKZ
Type
NXP
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
NXP
Electronic Component
NX5P3290UKZ
Electronic Component
1
Package
WLCSP-16
Type
Load Switch
Electronic Component
Power Electronic Switch
Electronic Component
0.25g
Electronic Component
1
Channel Count
1
Features
Current
Electronic Component
BM0265618984
Resistor
35mΩ
Operating Temperature
40℃~+85℃
Operating Voltage
4V~5.5V
Electronic Component
Electronic Component

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

NX5P3290UKZ 单通道负载开关产品概述

一、产品核心定位与应用场景

NX5P3290UKZ是恩智浦(NXP)推出的单通道P沟道负载开关,专为需要高效、紧凑电源路径控制的场景设计。作为集成度高、性能稳定的电源管理器件,它聚焦便携电子、可穿戴设备、消费电子及工业控制领域,解决了设备小型化与电源效率的平衡问题,满足中等功率负载的供电控制需求。

二、关键性能参数解析

该器件的核心参数直接支撑应用价值,具体解析如下:

  1. 电压范围适配性强:输入电压覆盖4V~5.5V,完美匹配主流5V供电(USB Type-C/A)及锂电池满电状态(4.2V),无需额外电压转换即可适配多数便携设备的供电系统。
  2. 低导通电阻提升效率:导通电阻仅35mΩ,显著降低电源路径压降与损耗——当负载电流为2A时,压降仅约70mV,功率损耗不足0.14W,有效减少设备发热,延长电池续航。
  3. 电流容量满足中等功率:持续输出电流达3.3A,可稳定驱动小型电机、高亮度LED阵列、Wi-Fi 6/蓝牙5.3模块等负载,覆盖多数便携设备的核心功能模块供电。
  4. 宽温度范围适应复杂环境:工作温度-40℃~+85℃,符合工业级标准,可在低温(户外冬季)、高温(设备满负荷)环境下稳定工作,拓展至工业传感器节点等场景。
  5. 高电平有效控制易集成:控制逻辑为高电平有效,与ARM Cortex-M系列MCU的GPIO输出兼容,无需电平转换电路,简化系统设计。

三、封装与尺寸优势

NX5P3290UKZ采用WLCSP-16(2.05×2.05mm)封装,是当前负载开关领域的超小方案之一:

  • 尺寸仅为硬币的1/10,可轻松集成于智能手机、智能手表、TWS耳机等空间苛刻的设备中;
  • WLCSP工艺减少封装寄生参数,提升开关速度与信号完整性;
  • 16引脚设计兼顾控制与散热,合理PCB布局可分散热量,避免局部过热。

四、控制逻辑与工作特性

该器件以P沟道MOSFET为核心,具有以下特性:

  • 无额外驱动需求:P沟道MOSFET导通无需栅极电压高于输入电压,仅需控制引脚(EN)为高电平即可导通,简化驱动电路;
  • 快速开关响应:开关时间为微秒级,可快速响应MCU指令,满足外设模块动态供电切换的实时性要求;
  • 基础可靠性设计:部分型号集成ESD保护(±2kV HBM),可抵御静电干扰,提升设备可靠性(具体需参考官方 datasheet)。

五、典型应用场景说明

结合参数与特性,典型应用场景包括:

  1. 智能手机/平板:摄像头、指纹识别、无线充电模块的“按需供电”,降低待机功耗;
  2. 可穿戴设备:智能手表心率传感器、GPS模块供电,兼顾小尺寸与低功耗;
  3. 消费电子:蓝牙音箱音频放大器、TWS耳机充电仓电源切换;
  4. 工业控制:小型温湿度传感器节点电源开关,适应宽温度范围。

六、选型与应用注意事项

为确保稳定工作,需注意以下要点:

  1. 电压匹配:输入电压不得超过5.5V,锂电池满电(4.2V)需处于电压范围内;
  2. 电流降额:持续负载电流建议不超过3A(降额20%),峰值电流参考官方脉冲曲线;
  3. 控制信号:EN引脚高电平需接近输入电压(≥4V),低电平≤0.8V,确保可靠导通/关断;
  4. 散热设计:≥2A负载时,PCB走线线宽≥1mm、铜厚≥1oz,必要时增加散热焊盘。

总结

NX5P3290UKZ凭借低导通电阻、小封装、宽温度范围等优势,成为便携设备与中等功率场景下电源路径控制的理想选择,为系统设计提供了高效、紧凑的解决方案。

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