WMSIC Electronic Components

XBLW AO3422

ModelAO3422(XBLW)
PackageSOT-23-3L
BrandXBLW
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
XBLW AO3422(XBLW)
Type
XBLW
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
XBLW
Electronic Component
AO3422(XBLW)
Electronic Component
1
Package
SOT-23-3L
Electronic Component
1 N
Type
N
Electronic Component
MOSFET
Electronic Component
0.042g
Electronic Component
1
Electronic Component
BM0265609058
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
8W
Electronic Component
Electronic Component
Electronic Component
3000
Voltage(Vdss)
60V

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

AO3422(XBLW芯伯乐)N沟道MOSFET产品概述

一、产品基本定位

AO3422是XBLW(芯伯乐)推出的N沟道增强型MOSFET,属于中功率、低导通损耗的场效应管,核心定位为便携设备电源管理、中小功率负载驱动等场景,兼顾小封装与宽温可靠性,适配-55℃至150℃的极端温度环境。

二、核心电气参数解析

这款器件的关键参数直接决定了应用边界,核心亮点如下:

  1. 耐压与电流能力:漏源击穿电压(Vdss)达60V,连续漏极电流(Id)为4.5A,可覆盖12V/24V电源系统的中载需求(如12V下2A负载余量充足);
  2. 低导通损耗:导通电阻(RDS(on))仅90mΩ(@Vgs=4.5V),同类器件中表现优异——低电阻意味着相同电流下热损耗更低,可减少电源路径的功耗;
  3. 快速开关特性:栅极电荷量(Qg)仅5.5nC(@Vgs=10V),反向传输电容(Crss)低至7pF,输入电容(Ciss)695pF,开关速度快,适合高频DC-DC转换器(如100kHz以上的降压电路);
  4. 适中阈值电压:栅源阈值电压(Vgs(th))为2.5V,既避免低电压误触发(Vgs<2V时不导通),又无需过高驱动电压(普通MCU的3.3V/5V即可驱动);
  5. 功率与温度:最大耗散功率(Pd)8W,结合-55℃~150℃宽温范围,可适应工业级或短期过载场景。

三、封装与引脚配置

AO3422采用SOT-23-3L小封装,尺寸约2.9×1.6×1.1mm,大幅节省PCB空间,尤其适合便携设备(如智能手表、蓝牙耳机的电源模块)。
引脚配置为标准定义:

  • 引脚1:栅极(G)——接收驱动信号;
  • 引脚2:漏极(D)——连接电源或负载端;
  • 引脚3:源极(S)——接地或低电位端;
    注:实际应用需参考XBLW官方 datasheet 确认引脚顺序,避免焊接错误。

四、典型应用场景

结合参数特性,AO3422的核心应用场景包括:

  1. 便携设备电源管理:手机、平板、智能穿戴的充电电路(如USB Type-C端口的负载开关)、电池保护模块;
  2. DC-DC转换器:降压(Buck)或升压(Boost)电路的开关管(如12V转5V的高频降压模块);
  3. 中小功率负载驱动:小直流电机(如玩具电机、小型风扇)、LED背光驱动(如笔记本屏幕背光的恒流控制);
  4. 工业控制辅助电路:宽温适配,可用于户外传感器节点、小型工业电源的开关控制。

五、性能优势总结

相比同封装竞品,AO3422的核心优势在于:

  • 平衡导通与开关损耗:低RDS(on)兼顾静态效率,小Qg/低Crss保障动态响应;
  • 宽温可靠性:-55℃~150℃工业级温度范围,无需额外降额设计;
  • 小封装适配:SOT-23-3L适合高密度PCB布局,满足便携设备空间限制;
  • 国产高性价比:XBLW品牌经过老化测试,可靠性达标,成本优于部分进口器件。

六、实用注意事项

设计与使用时需注意:

  1. 栅极驱动限制:栅极最大电压不超过20V(避免击穿氧化层),建议驱动电压4.5V~15V;
  2. 高温降额:150℃时导通电阻会上升约25%,设计需考虑负载电流降额;
  3. 静电防护:MOSFET易受静电损坏,存储/运输需用防静电袋,焊接时接地烙铁。

AO3422凭借参数均衡性与小封装优势,成为消费电子、工业辅助电路中的高性价比选择。

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