WMSIC Electronic Components

WINSOK WST3392

ModelWST3392
PackageSOT-23-6L
BrandWINSOK
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+

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Technical data

Product details

19 specifications

Core information

Product name
WINSOK WST3392
Type
WINSOK
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
WINSOK
Electronic Component
WST3392
Electronic Component
1
Package
SOT-23-6L
Electronic Component
2 N
Type
N
Electronic Component
MOSFET
Electronic Component
0.041g
Electronic Component
1
Electronic Component
BM0264549085
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
1.15W
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.

WST3392(双N沟道MOSFET)产品概述

一、产品基本定位与封装

WST3392是微硕(WINSOK)推出的双N沟道增强型MOSFET,核心定位为低压、小体积、高密度电子系统的开关/驱动元件。采用SOT-23-6L贴片封装,尺寸紧凑(典型规格约2.9×1.6×1.1mm),可显著节省PCB布局空间,适配对体积敏感的便携设备、小型电源模块等场景。

二、关键电性能参数解析

WST3392的参数针对低压应用做了针对性优化,核心指标如下:

  1. 耐压与电流能力:最大漏源电压(Vdss)为30V,覆盖主流低压系统(3.3V/5V/12V)的耐压需求;连续漏极电流(Id)达3.7A,可支撑中等功率负载(如12V系统下30W左右功率)。
  2. 导通损耗控制:在栅源电压(Vgs)4.5V、漏极电流2A条件下,导通电阻(RDS(on))仅73mΩ——低导通电阻可有效降低功率损耗,延长电池续航(尤其适合电池供电设备)。
  3. 栅极驱动特性:阈值电压(Vgs(th))为2V(漏极电流250uA时),栅极驱动灵敏度高,可与普通MCU(5V逻辑)直接兼容,无需额外驱动电路;栅极电荷量(Qg)4.05nC(Vgs=10V时),开关损耗低,适合高频开关应用(如DC-DC转换、负载快速切换)。
  4. 电容与功耗:输入电容(Ciss=210pF)、反向传输电容(Crss=30pF)、输出电容(Coss=45pF)平衡了开关速度与EMI性能;最大耗散功率(Pd)1.15W,满足持续工作的热管理需求。
  5. 宽温适应性:工作温度范围覆盖**-55℃~+150℃**,支持工业级环境(如户外设备、车载辅助系统)的极端温度场景。

三、典型应用场景

WST3392的参数与封装特性,使其适配以下核心场景:

  1. 便携电子设备:智能手机、平板电脑、智能穿戴的电源管理(充电开关、电池保护),小封装节省空间,低导通电阻减少电池损耗。
  2. 低压电源模块:5V/3.3V DC-DC转换器、线性稳压器的开关管,支撑小型路由器、IoT网关等中等功率负载。
  3. 负载开关电路:电池供电设备的负载通断控制(如笔记本外设电源开关),快速开关响应与低损耗提升系统效率。
  4. LED驱动:小功率LED阵列(键盘背光、指示灯)的驱动,3.7A电流能力覆盖多颗LED串联/并联需求。
  5. 工业/车载辅助系统:宽温范围适配车载传感器接口、工业小型控制器的开关控制。

四、可靠性与环境适应性

WST3392具备以下可靠性优势:

  • 宽温稳定:-55℃至+150℃的温度范围,可适应极端环境(高温户外、低温仓库)。
  • 封装可靠:SOT-23-6L贴片封装无引脚外露,抗腐蚀、抗冲击能力强,适合批量自动化生产。
  • 热稳定性:导通电阻随温度升高略有增加,但仍保持低损耗(典型值<100mΩ@150℃),确保系统在不同温度下性能稳定。

五、选型与替代参考

若需替代WST3392,需匹配以下核心参数:

  • 耐压:Vdss≥30V;
  • 电流:Id≥3.7A;
  • 导通电阻:RDS(on)≤100mΩ@4.5V/2A;
  • 封装:SOT-23-6L或兼容封装;
  • 驱动特性:Vgs(th)≈2V,Qg≈4nC。

同品牌替代可参考微硕同系列产品,其他品牌如AO3402(双N沟道30V/4A)、SI2309DS(双N沟道30V/4A)需验证参数匹配度。

WST3392凭借紧凑封装、低损耗、宽温适配等特性,成为低压小功率系统的高性价比选择。

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