WMSIC Electronic Components

XNRUSEMI XR3400B

ModelXR3400B
PackageSOT-23
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 XR3400B
Type
XNRUSEMI
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
XNRUSEMI
Electronic Component
XR3400B
Electronic Component
1
Package
SOT-23
Electronic Component
1 N
Type
N
Electronic Component
MOSFET
Electronic Component
0.035g
Electronic Component
1
Electronic Component
BM0264844116
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
1.1W
Electronic Component
Electronic Component
Electronic Component
3000
Voltage(Vdss)
30V

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

XR3400B N沟道MOSFET产品概述

XR3400B是新锐半导体(XNRUSEMI)针对低压功率管理场景推出的一款工业级N沟道MOSFET,采用紧凑的SOT-23封装,兼顾高电流密度、低导通损耗与宽温可靠性,适用于便携式电子、低压DC-DC转换等多种应用场景。

一、核心参数亮点

XR3400B的参数设计围绕低压高功率密度优化,关键指标具备显著优势:

  • 电压与电流能力:漏源击穿电压(Vdss)30V,满足5V/12V低压系统的安全裕量;连续漏极电流(Id)达4.5A,在SOT-23小封装中实现较高电流承载,无需并联即可覆盖常见负载。
  • 低导通损耗:导通电阻(RDS(on))仅72mΩ(Vgs=2.5V时),比同封装竞品平均低10%-15%,可降低导通功率损耗,延长电池续航(便携设备)或提升电源效率。
  • 低开关损耗:栅极电荷量(Qg)2.6nC(Vgs=4.5V时)、反向传输电容(Crss)27pF,低寄生电容让开关速度更快,适合1MHz以上高频DC-DC转换器,减少开关损耗。
  • 稳定阈值电压:阈值电压(Vgs(th))1.4V(Id=250uA时),一致性好,避免Vgs波动导致的误导通/导通不足,提升系统可靠性。

二、封装与可靠性设计

XR3400B采用SOT-23封装,尺寸仅2.9×1.6×1.1mm,体积小巧适配便携式设备高密度布局;同时具备工业级温度范围(-55℃~+150℃),可在极端环境下稳定工作,覆盖户外设备、工业控制模块等场景。

此外,产品耗散功率(Pd)达1.1W(T=25℃时),满足小封装功率承载;输出电容(Coss)33pF,降低开关电压过冲,提升系统EMI性能。

三、典型应用场景

XR3400B的参数特性适配多种低压功率场景:

  1. 便携式电子:手机、平板的电池保护电路、负载开关,利用小封装+低损耗提升续航;
  2. 低压DC-DC转换:5V转3.3V/1.8V同步降压转换器,低Qg+低RDS(on)使效率达95%以上;
  3. 小型电机驱动:玩具电机、加湿器风扇驱动,4.5A电流满足小功率电机需求;
  4. 工业低压模块:传感器节点、PLC辅助电源开关,宽温适应 harsh环境;
  5. BMS系统:电池均衡、充放电控制开关,稳定阈值电压提升BMS可靠性。

四、市场竞争力分析

在同封装(SOT-23)、同电压(30V)的N沟道MOSFET中,XR3400B具备以下优势:

  • 电流密度领先:4.5A连续电流远超竞品(多数3A以下),减少并联简化设计;
  • 损耗控制优异:72mΩ RDS(on)与2.6nC Qg,平衡效率与开关速度;
  • 宽温可靠性:工业级温度范围比消费级(0℃~70℃)覆盖更广;
  • 性价比突出:新锐量产能力保障供货,价格优于同性能进口品牌。

总结

XR3400B是专为低压功率管理优化的N沟道MOSFET,在小封装、高电流、低损耗与宽温可靠性间实现平衡,可提升便携式设备、低压电源系统的性能与效率,是替代进口竞品、降低BOM成本的高性价比选择。

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