WMSIC Electronic Components

ElecSuper 2SK3541

Model2SK3541
PackageSOT-723
BrandElec Super
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
Elec Super 2SK3541
Type
ELECSUPER
Minimum package
8000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
ELECSUPER
Electronic Component
2SK3541
Electronic Component
1
Package
SOT-723
Electronic Component
1 N
Type
N
Electronic Component
MOSFET
Electronic Component
0.011g
Electronic Component
1
Electronic Component
BM0258806382
Power Dissipation(Pd)
350mW
Electronic Component
Electronic Component
Electronic Component
8000
Voltage(Vdss)
60V
Capacitor(Ciss)
15pF

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、产品简介

2SK3541 是静芯微(ElecSuper)出品的一款小功率 N 沟道场效应管(MOSFET),封装为 SOT-723,适合贴片化、空间受限的电路板设计。器件额定漏源电压为 60V,连续漏极电流 300mA,主要面向低电流开关与小信号功率控制场景,如便携设备、电源管理与信号切换等。

二、主要参数

  • 类型:N 沟道 MOSFET
  • 漏源电压 Vdss:60V
  • 连续漏极电流 Id:300mA
  • 导通电阻 RDS(on):1.8Ω @ Vgs=10V
  • 耗散功率 Pd:350mW
  • 阈值电压 Vgs(th):1.1V @ ID=250µA
  • 总栅极电荷 Qg:1.6nC @ Vgs=4.5V
  • 输入电容 Ciss:15pF;反向传输电容 Crss:1.5pF;输出电容 Coss:3.6pF
  • 封装:SOT-723(超小型贴片封装)

三、性能特点

  1. 低电容、低栅极电荷:Ciss=15pF、Qg=1.6nC,使得器件在低电压快速开关时驱动损耗小,适合频繁开关或驱动能力受限的场合。
  2. 60V 耐压能力:可在 48V 级系统或高压短距离应用中使用,具备一定的耐应力能力。
  3. 小封装、高密度:SOT-723 占板面积小,适合空间受限的便携和穿戴设备。
  4. 适合低功率场合:Pd=350mW 与 RDS(on)=1.8Ω(10V 驱动)表明器件更适用于低电流、低损耗的开关场景;在 300mA 工作条件下导通损耗约为 0.162W(0.3A^2×1.8Ω),低于额定耗散,但需注意封装散热限制。

四、典型应用

  • 电源管理:负载开关、电源选择与保护电路。
  • 信号切换:小电流开关矩阵、逻辑电平转换(需匹配驱动电压)。
  • 便携设备与传感器:低功耗控制回路、外围开关驱动。
  • 工业/通信的辅助电路:48V 级辅助电源控制(需考虑浪涌与瞬态)。

五、设计与使用建议

  1. 驱动电压:RDS(on) 数据是在 Vgs=10V 时测得,若使用较低门极驱动(如 4.5V 或 3.3V),RDS(on) 会显著上升,应进行仿真或实测确认导通损耗。
  2. 散热管理:SOT-723 属小封装,热阻较大。在连续工作或靠近热源时应留足铜箔面积并做好散热布局,必要时降低最大允许电流或采用热沉措施。
  3. 浪涌与安全裕量:60V 耐压在一般场合充足,但在有高压脉冲或感性负载的应用中应加保护措施(TVS、RC 抑制、缓启动等)。
  4. PCB 布局:门极走线短且接地良好以减少寄生电感;源极与散热铜箔良好连接以利于热量扩散;在开关应用中在门极并联合适阻抗以控制开关速度并抑制振铃。
  5. 驱动器选择:若需频繁、高速开关,选用能提供足够瞬态电流的驱动器以克服栅极电荷,避免过长开关过渡态导致过热。

六、封装与可靠性

SOT-723 的小体积适合高密度设计,但其热容量与机械可靠性需在工艺中予以考虑。器件应按厂家回流焊曲线焊接,避免超温或多次回流。储存与贴片前防潮处理按等级要求执行,以防焊接缺陷。

总结:2SK3541 在小体积、低电容与中等耐压场景中表现优异,适合低功率开关与电源管理应用。设计时应重点关注驱动电压与热管理,合理布线和保护可以充分发挥其小尺寸带来的系统级优势。

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