WMSIC Electronic Components

XNRUSEMI XR8814L

ModelXR8814L
PackageSOT23-6L
BrandXNRUSEMI
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
XNRUSEMI XR8814L
Type
XNRUSEMI
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
XNRUSEMI
Electronic Component
XR8814L
Electronic Component
1
Package
SOT23-6L
Electronic Component
2 N
Electronic Component
MOSFET
Electronic Component
0.045g
Electronic Component
1
Electronic Component
BM0264844146
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
1.25W
Electronic Component
Electronic Component
Electronic Component
3000
Voltage(Vdss)
20V
Capacitor(Ciss)
900pF

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

XR8814L N沟道MOSFET产品概述

一、产品定位与核心优势

XR8814L是新锐半导体(XNRUSEMI)推出的双N沟道MOSFET,将两个独立N沟道功率管集成于SOT-23-6L小型封装中,专为低电压(≤20V)、中等功率(≤8A连续电流)的便携电子、小型功率系统设计。其核心优势体现在:

  1. 低电压驱动兼容:阈值电压仅800mV,可直接由3.3V甚至更低电压的MCU/控制器驱动,无需额外升压电路;
  2. 低导通损耗:9.2mΩ(@4.5V、4.5A)的导通电阻,大幅降低导通时的功率损耗,提升系统效率;
  3. 高电流密度:SOT-23-6L封装下支持单管8A连续漏极电流,满足便携设备的大电流需求;
  4. 快速开关特性:12nC(@10V)的栅极电荷量及低输入/反向传输电容,开关损耗小,适配高频应用场景;
  5. 双管集成:节省PCB空间,简化电路设计(如同步整流、双路负载开关等场景无需两个独立封装)。

二、关键电气参数详解

XR8814L的核心参数针对低电压功率应用做了优化,具体如下:

  • 漏源击穿电压(Vdss):20V,满足5V/12V等主流低电压电源系统的耐压需求,避免过压损坏;
  • 连续漏极电流(Id):单管8A(环境温度≤25℃时),支持中等功率负载(如快充模块、小型电机);
  • 导通电阻(RDS(on)):9.2mΩ(@Vgs=4.5V、Id=4.5A),是低功耗设计的核心指标——以4.5A负载为例,导通损耗仅为4.5²×9.2×10⁻³≈0.186W,效率接近99%;
  • 阈值电压(Vgs(th)):800mV(典型值),低于行业常见的1V阈值,兼容低电压控制电路;
  • 栅极特性:栅极电荷量(Qg)12nC(@Vgs=10V)、输入电容(Ciss)900pF、反向传输电容(Crss)100pF,开关速度快,适合DC-DC转换等高频应用;
  • 耗散功率(Pd):1.25W(单管,环境温度≤25℃时),匹配SOT-23-6L封装的散热能力,满足多数便携场景的功率需求。

三、封装与热特性

XR8814L采用SOT-23-6L封装,尺寸紧凑(典型尺寸约2.9×1.6×1.1mm),符合便携电子设备的小型化趋势;6引脚布局优化了两个MOS管的独立控制与散热路径,避免串扰。
热特性方面,工作温度范围覆盖**-55℃~+150℃**,属于宽温等级,可适应工业环境(如户外传感器节点)、车载低温启动场景及极端温度下的稳定工作;结合1.25W的耗散功率,在常规PCB布局下(如添加散热铜箔)可满足结温不超过150℃的可靠性要求。

四、典型应用场景

基于XR8814L的双管集成、低电压驱动及高电流特性,其典型应用包括:

  1. 便携电子快充模块:智能手机、平板电脑的USB-C快充电路(同步整流或负载开关);
  2. 小型电机驱动:智能穿戴的振动电机、小型无人机舵机、玩具电机的驱动电路;
  3. DC-DC转换电路:5V转3.3V的同步降压转换器(上下管集成简化设计);
  4. 电源路径管理:电池保护电路、多电池切换开关(双路独立控制);
  5. 工业传感器节点:低功耗传感器的电源开关(宽温范围适配户外环境)。

五、可靠性与环境适应性

XR8814L采用新锐半导体的成熟工艺,具备良好的可靠性:

  • 参数一致性:批量生产中电气参数波动小,避免电路性能不一致;
  • 封装可靠性:SOT-23-6L封装抗振动、耐冲击,适合批量SMT生产;
  • 宽温稳定性:-55℃~+150℃的工作范围,覆盖工业级与消费级的极端环境需求。

XR8814L凭借双管集成、低功耗、高电流密度的特点,成为低电压功率系统的理想选择,尤其适配便携电子、小型工业控制等对体积与效率要求较高的场景。

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