WMSIC Electronic Components

NX20P5090UKAZ

ModelNX20P5090UKAZ
PackageWLCSP-15(1.5x2.6)
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 21+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
NXP NX20P5090UKAZ
Type
NXP
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
NXP
Electronic Component
NX20P5090UKAZ
Electronic Component
1
Package
WLCSP-15(1.5x2.6)
Type
Load Switch
Electronic Component
Power Electronic Switch
Electronic Component
0.02g
Electronic Component
1
Channel Count
1
Features
Current
Electronic Component
BM0252969442
Resistor
30mΩ
Operating Temperature
40℃~+85℃
Operating Voltage
2.5V~20V
Current
5A

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

NX20P5090UKAZ 产品概述

一、产品简介

NX20P5090UKAZ 是恩智浦(NXP)推出的一款单通道低侧/高侧(根据系统拓扑选用)功率负载开关,旨在为便携式设备、工业控制及电源分配模块提供可靠的电源接入与保护功能。器件支持 2.5V 至 20V 宽工作电压范围,最大连续电流 5A,典型导通电阻约 30mΩ,可满足中高功率点的低损耗要求。

二、主要特性

  • 单通道负载开关,输入控制逻辑为低电平有效(拉低使能导通)。
  • 宽输入工作电压:2.5V ~ 20V,适配多种电源轨。
  • 最大连续电流:5A,导通电阻:30mΩ(typ),导通损耗低。
  • 多重保护:过压保护(OVP)、欠压保护(UVP)与过温保护(OTP),提高系统可靠性。
  • 工作环境温度:-40℃ 至 +85℃。
  • 封装:WLCSP-15,尺寸 1.5 x 2.6 mm,适合空间受限的应用。

三、电气与热性能要点

  • 低导通电阻在满载条件下可有效降低功率损耗与发热,但在 5A 工作点仍需关注 PCB 散热设计。
  • 建议在输出端和输入端近器件位置放置低 ESR 去耦电容,以抑制瞬态电流和减小电压尖峰。
  • WLCSP 封装对焊盘和热流路径敏感,应在 PCB 上提供足够的铜箔和热过孔以扩散热量。

四、典型应用场景

  • 手机、平板等移动终端的输出电源开关与电源保护。
  • 电池供电系统或电源管理模块中的电源分配与热保护。
  • 工业控制设备或通信设备的模块级电源隔离与软启动。
  • 热插拔/热插线路径、系统上电排序等需要有源管理的场合。

五、设计建议

  • 控制引脚为低电平有效,系统设计时可使用 MCU 或外部逻辑拉低实现快速使能;若希望默认关闭,设计时将使能端拉高或上拉。
  • 在器件附近提供充足的输入/输出旁路电容,抑制开关瞬态。建议验证系统级的浪涌电流并选择合适的输入保险与倒相保护措施。
  • 对于高功率或连续工作在接近 5A 的应用,应在 PCB 上扩大散热铜箔并考虑多层板通过孔散热,保证器件温度保持在安全范围内以避免触发 OTP。

六、封装与可靠性

WLCSP-15(1.5 x 2.6 mm)封装利于体积受限产品,但对制造工艺要求较高。推荐与 PCB 厂商协同确认焊盘设计与回流温度曲线,做好湿敏等级与抗热循环验证,以确保长期可靠性。

七、结论

NX20P5090UKAZ 提供了宽电压范围、低导通损耗与多重保护机制,是对空间与效率有较高要求的电源管理场合的合适选择。通过合理的 PCB 热设计与去耦布局,可在 5A 级别负载下实现稳定且受保护的电源开关功能。

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