WMSIC Electronic Components

TECH PUBLIC 2SK3541

Model2SK3541
PackageSOT-723
BrandTECH PUBLIC
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
TECH PUBLIC 2SK3541
Type
TECH PUBLIC
Minimum package
8000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
TECH PUBLIC
Electronic Component
2SK3541
Electronic Component
1
Package
SOT-723
Electronic Component
1 N
Type
N
Electronic Component
MOSFET
Electronic Component
0.029g
Electronic Component
1
Electronic Component
BM0230027711
Power Dissipation(Pd)
200mW
Electronic Component
Electronic Component
Electronic Component
8000
Voltage(Vdss)
30V
Capacitor(Ciss)
13pF

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

2SK3541 产品概述

一、概述

2SK3541 是台舟电子(TECH PUBLIC)推出的一款小功率 N 沟增强型 MOSFET,属于未分类的通用小信号器件,采用超小封装 SOT-723。器件针对空间受限、对开关速度和低输入电容有一定要求的便携和消费类电子设计,提供稳定的开关与控制能力。

二、主要参数

  • 类型:N 沟增强型 MOSFET
  • 漏源电压 Vdss:30 V
  • 连续漏极电流 Id:100 mA
  • 导通电阻 RDS(on):13 Ω @ Vgs = 2.5 V
  • 阈值电压 Vgs(th):1.5 V(典型)
  • 耗散功率 Pd:200 mW(封装与散热条件相关)
  • 输入电容 Ciss:13 pF
  • 输出电容 Coss:9 pF
  • 反向传输电容 Crss:4 pF
  • 封装:SOT-723(极小型)

三、特点与优势

  • 超小体积:SOT-723 封装适合高密度 PCB 布局,节省空间。
  • 低电容:Ciss = 13 pF、Crss = 4 pF,便于高速开关或模拟开关应用,减小米勒效应对切换边沿的影响。
  • 逻辑电平驱动兼容:在 Vgs = 2.5 V 时可达到标称 RDS(on),利于低电压逻辑接口直接驱动。
  • 低功耗场景适配:Pd = 200 mW,适用于小电流负载和信号级开关场合。

四、典型应用场景

  • 便携式设备的电源管理与负载开关(小电流通断)
  • 模拟/数字信号切换、保护电路(低泄漏、高速切换)
  • 传感器接口、按键检测与电平移位
  • 小型驱动与偏置电路(非高功率马达或负载)

五、使用与布局建议

  • 封装极小,热阻相对较大,请尽量在 PCB 上靠近散热层布置,如与大地铜箔相连以利导热。
  • 驱动电压:若希望接近标称 RDS(on),建议提供接近 2.5 V 的门极驱动;Vgs 应高于阈值且考虑余量以保证开通裕量。
  • 开关速度:得益于低 Ciss,适合快速开关,但仍需根据实际负载评估上升/下降时间与过冲。
  • 保护措施:在有浪涌或感性负载时应加上限流、缓冲或箝位元件,避免器件承受瞬态过压或过流。

六、热与功耗考虑

在最大连续电流 100 mA 下,按照 RDS(on) = 13 Ω 计算,导通损耗约为 I^2·R ≈ 0.1^2·13 = 0.13 W(130 mW),低于标称耗散功率 200 mW。但实际 Pd 受 PCB 散热条件和环境温度影响,建议在设计时留有安全裕量并参考实际温升测试,对功耗进行评估与必要的降额使用。

七、封装与采购信息

  • 品牌:TECH PUBLIC(台舟电子)
  • 封装:SOT-723,适合表面贴装工艺(SMT)
  • 建议在选型与批量采购前索取完整器件数据手册,确认温度特性、极限参数以及制造商的可靠性测试资料,以满足特定应用的可靠性与法规要求。

总结:2SK3541 是一款面向空间受限、低功耗、小信号开关场合的 N 沟 MOSFET,具有低电容、逻辑电平兼容等优势,适用于便携设备、电源管理与信号切换等场景。设计时应注意封装热管理与驱动电压匹配以获得最佳表现。

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