WMSIC Electronic Components

WINSOK WSD20L120DN56

ModelWSD20L120DN56
PackageDFN5X6-8
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
WINSOK WSD20L120DN56
Type
WINSOK
Minimum package
5000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
WINSOK
Electronic Component
WSD20L120DN56
Electronic Component
1
Package
DFN5X6-8
Electronic Component
1 P
Type
P
Electronic Component
MOSFET
Electronic Component
0.145g
Electronic Component
1
Electronic Component
BM0265743582
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
130W
Electronic Component
Electronic Component
Electronic Component
5000
Voltage(Vdss)
20V

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

WSD20L120DN56 P沟道MOSFET产品概述

一、产品类型与核心定位

WSD20L120DN56是WINSOK(微硕)推出的P沟道增强型功率MOSFET,属于低电压(20V等级)、大电流(120A级)、低导通损耗的核心器件。其核心定位是满足高功率密度、紧凑布局的电子系统需求,尤其适配低电压直流电源、电池管理、小型电机驱动等对“导通效率+开关速度”有双重要求的场景,可替代多管并联方案,简化电路设计。

二、基础电气参数详解

该器件针对低电压大电流场景做了针对性优化,关键参数及应用意义如下:

1. 电压与电流极限

  • 漏源电压(V₍DSS₎):20V:适配12V、24V等主流低电压系统,避免过压击穿风险;
  • 连续漏极电流(I₍D₎):120A:可稳定承载大电流负载,无需并联多管即可满足大功率需求(如电池组充放电、电机启动电流);
  • 脉冲电流能力:结合连续电流与封装散热,短时间可承受更高峰值电流(隐含能力支撑动态负载场景)。

2. 导通与驱动特性

  • 导通电阻(R₍DS(on)₎):2.1mΩ@4.5V、20A:低导通电阻是核心优势——导通损耗P=I²·R₍DS(on)₎,2.1mΩ的阻值可将10A电流下的损耗降至0.21W,大幅提升系统效率;
  • 阈值电压(V₍GS(th)₎):400mV:仅需极低栅源电压即可开启,适配3.3V、5V MCU等低电压控制电路,无需额外升压驱动;
  • 栅极电荷量(Q₍g₎):[email protected]:适中的栅极电荷平衡“开关速度”与“驱动功耗”——既保证高频响应(适合DC-DC转换器),又降低驱动电路的功率消耗。

3. 电容与功率参数

  • 输入电容(C₍iss₎):4.95nF@10V、反向传输电容(C₍rss₎):290pF@10V:电容参数影响开关EMI与速度,适中的C₍iss₎/C₍rss₎可减少开关电压尖峰,降低EMI干扰风险;
  • 耗散功率(P₍d₎):130W:结合DFN封装的散热能力,可稳定承载130W导通/开关损耗,多数场景无需额外散热片;
  • 工作结温范围:-55℃~+150℃:宽温覆盖工业级环境(户外设备、车载辅助系统),极端温度下仍能稳定工作。

三、封装与散热特性

该器件采用DFN5X6-8封装(实际尺寸5.7mm×5.1mm),属于小型化表面贴装封装,具备三大优势:

  1. 高功率密度布局:小尺寸适配紧凑PCB设计,可减少系统体积(如便携式充电器、无人机飞控);
  2. 优异散热性能:DFN封装通过暴露焊盘直接连接PCB散热层,低热阻特性可高效传递130W功率,无需额外散热片;
  3. 焊接可靠性:表面贴装工艺兼容自动化生产,焊接一致性好,降低虚焊、脱焊风险。

四、典型应用场景

结合参数特性,该器件适用于以下核心场景:

  1. 便携式设备电池管理:笔记本电脑、移动电源、无人机的电池充放电电路(低电压20V、大电流120A适配电池组功率需求);
  2. 低电压DC-DC转换器:12V转5V/3.3V的同步整流电路(低R₍DS(on)₎提升转换效率,低阈值电压简化驱动);
  3. 小型电机驱动:无刷直流电机(BLDC)、伺服电机的驱动桥臂(大电流承载能力支持电机启动/运行电流);
  4. 高功率充电器:65W、100W USB-C充电器(高功率密度适配小体积设计,宽温范围适合全球使用);
  5. 工业控制模块:PLC、传感器节点的电源电路(-55℃~150℃宽温适应工业现场环境)。

五、品牌与可靠性保障

WSD20L120DN56由国内专业功率半导体厂商WINSOK(微硕) 生产,该品牌在MOSFET、IGBT领域有成熟研发制造经验,产品具备:

  • 环保合规:无铅无卤,满足RoHS指令要求;
  • 可靠性验证:通过ESD(静电放电)、温度循环、湿度老化等多项测试,保证长期稳定性;
  • 宽温可靠性:-55℃~150℃结温范围经严格验证,可在极端环境下持续工作。

该器件以“低导通损耗+大电流承载+小封装散热”为核心优势,是低电压功率系统的高性价比选型。

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