WMSIC Electronic Components

XNRUSEMI XR302

ModelXR302
PackagePDFN3333-8L
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
XNRUSEMI XR302
Type
XNRUSEMI
Minimum package
5000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
XNRUSEMI
Electronic Component
XR302
Electronic Component
1
Package
PDFN3333-8L
Electronic Component
2 N
Type
N
Electronic Component
MOSFET
Electronic Component
0.11g
Electronic Component
1
Electronic Component
BM0264844088
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
1.5W
Electronic Component
Electronic Component
Electronic Component
5000
Voltage(Vdss)
30V

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

XR302 N沟道MOSFET产品概述

XR302是新锐半导体(XNRUSEMI)针对中低压大电流场景推出的一款N沟道功率MOSFET,采用3.3×3.3mm规格的PDFN-8L小型化封装,兼顾小体积、低损耗、高可靠性三大核心需求,适用于便携设备、电源管理等对空间与效率敏感的应用领域。

一、核心电参数特性

XR302的参数设计精准匹配低电压大电流场景,关键性能如下:

1. 耐压与电流能力

漏源击穿电压(Vdss)达30V,连续漏极电流(Id)支持30A,可覆盖5V/12V主流电源电压范围,满足12V转5V/3.3V同步降压、5V快充升压等典型应用的电流需求;结合封装散热能力,可支撑短时间脉冲大电流输出(如移动电源升压时的瞬时30A输出)。

2. 低导通损耗设计

导通电阻(RDS(on))仅14mΩ(Vgs=10V时),是同类30V/30A MOSFET中的优势水平。以5V/30A场景为例,传导损耗可控制在0.21W以内,显著降低电源转换过程中的热损耗,提升系统效率(如快充模块效率可突破95%)。

3. 平衡的开关特性

栅极电荷量(Qg)为16nC,输入电容(Ciss=614pF)、反向传输电容(Crss=98pF)处于合理区间:既避免了过高Qg导致的开关损耗过大,又兼顾了低Ciss带来的快速开关响应,适合100kHz~500kHz中频DC-DC转换器或对开关速度有要求的应用(如移动电源升压电路)。

4. 驱动与功耗兼容性

阈值电压(Vgs(th))为2.5V(Id=250uA时),兼容3.3V/5V常规驱动电路,无需额外升压驱动;耗散功率(Pd)1.5W,结合PDFN封装的散热效率,可稳定工作在低占空比(<30%)或散热良好的场景(如PCB带散热焊盘)。

二、封装与散热设计

XR302采用PDFN-8L(3.3×3.3mm)封装,具有以下核心优势:

1. 小型化高密度布局

封装尺寸仅为传统TO-252封装的1/3左右,可大幅节省PCB面积(每颗节省约20mm²),适合便携设备(如手机、移动电源)的紧凑设计需求;8引脚布局优化了信号与功率路径的分离,降低串扰风险。

2. 高效散热能力

PDFN封装的漏极与PCB铜箔直接接触,散热路径短(比插件封装缩短60%);配合PCB上的散热焊盘(建议面积≥10mm²),可有效将器件产生的热量传导至系统散热端,满足低功耗场景下的长期稳定工作。

三、典型应用场景

XR302的参数与封装特性,使其在多个领域具备竞争力:

1. 便携设备电源管理

  • 手机/平板快充模块:作为同步整流管(12V转5V),利用低RDS(on)提升充电效率(如18W快充效率可提升2%);
  • 移动电源:升压电路的开关管,支撑10W~30W快充输出,同时节省内部空间。

2. 消费电子DC-DC转换器

  • 笔记本电脑PMU:12V转3.3V/5V的同步降压电路,平衡开关速度与导通损耗,降低待机功耗;
  • 智能音箱/路由器:低功率DC-DC模块的开关管,提升待机效率(可从85%提升至90%以上)。

3. 电池保护与充放电控制

  • 锂离子电池组:充放电回路的开关管,30V耐压满足2串(7.4V)~3串(11.1V)电池的保护需求;
  • 电动玩具/小型无人机:动力电源的控制开关,支撑瞬时大电流输出(如无人机电机启动时的20A~30A电流)。

四、可靠性与环境适应性

XR302的可靠性设计满足工业级与消费级双重需求:

1. 宽温工作范围

工作温度覆盖-55℃~+150℃,可适应极端环境(如户外便携设备、汽车辅助电子),无需额外降额设计,提升产品稳定性。

2. 封装可靠性

采用无铅工艺的PDFN封装,抗振动、抗冲击性能优于传统插件封装(振动测试可通过10G/2000Hz),适合移动设备的跌落测试要求;引脚焊接可靠性高(焊接强度≥5N),降低虚焊风险。

五、产品定位与竞争优势

XR302定位为中低压大电流场景的高性价比MOSFET,相比同类产品:

  • 体积比同参数TO-252封装产品小60%,适合紧凑设计;
  • 导通电阻比部分竞品低10%~15%,传导损耗更低;
  • 栅极电荷量适中,开关损耗与导通损耗平衡更优,覆盖更多应用场景。

总结

XR302凭借小型化封装、低导通损耗与平衡的开关特性,成为便携设备、电源管理等领域的理想选择,可有效降低系统体积与功耗,提升产品竞争力,是消费电子与工业辅助电路的高性价比方案。

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