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WINSOK WSD3050DN33
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- WINSOK WSD3050DN33
- Type
- WINSOK
- Minimum package
- 5000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- WINSOK
- Electronic Component
- WSD3050DN33
- Electronic Component
- 1
- Package
- DFN-8(3x3)
- Electronic Component
- 1 N
- Type
- N
- Electronic Component
- MOSFET
- Electronic Component
- 0.133g
- Electronic Component
- 1
- Electronic Component
- BM0264549099
- Operating Temperature
- 55℃~+150℃
- Power Dissipation(Pd)
- 26W
- Electronic Component
- Electronic Component
- Electronic Component
- 5000
- Voltage(Vdss)
- 30V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
WSD3050DN33 产品概述
一、主要特性
WSD3050DN33 是微硕（WINSOK）推出的一款高性能沟槽型 N 沟道 MOSFET，针对同步降压转换器和高密度电源管理场景优化设计。器件具有极低导通电阻与合理的栅极电荷折衷，适合高效率、快速开关的应用。符合 RoHS 绿色环保要求，100% 经过电子装配（EAs）测试并通过完整功能可靠性认证。
二、关键参数
- 类型：N 沟道 MOSFET（单颗）
- 漏源耐压 Vdss：30 V
- 连续漏极电流 Id：50 A
- 导通电阻 RDS(on)：11 mΩ @ Vgs=4.5 V
- 阈值电压 Vgs(th)：2.5 V
- 总栅极电荷 Qg：12 nC @ 10 V
- 输入电容 Ciss：1.4 nF
- 输出电容 Coss：220 pF
- 反向传输电容 Crss：140 pF
- 功耗 Pd：26 W
- 工作温度范围：-55 ℃ ~ +150 ℃
- 品牌：WINSOK（微硕）
- 封装：DFN-8 (3×3 mm)
三、适用场景
- 同步整流降压转换器（Synchronous Buck）功率开关
- 服务器与通信电源的主开关器件
- 多相 VRM 与点对点电源模块
- 电机驱动、USB PD、快充电源和电池管理系统（BMS）
- 高密度开关电源及便携式电源方案
四、封装与热管理
DFN-8 (3×3) 小型封装适合高密度 PCB 布局，单元密度高，有利于降低封装占位。为获得最佳热性能，建议：
- 在 PCB 熔铜区下方布置大面积散热铜箔并配合多盏热通孔（thermal vias）导通至内层或底层散热铜
- 保持焊盘设计与厂商推荐封装脚位一致，减少寄生电感与热阻
- 在高纹波或高电流应用中注意器件结温变化，必要时采用散热器或强制风冷
五、设计建议与可靠性
- 栅极驱动：器件在 Vgs=4.5 V 下已具有低 RDS(on)，但若追求更低导通损耗，可采用 10–12 V 门极驱动以充分增强。
- 开关损耗：Qg=12 nC 的栅极电荷有利于在中高频切换下保持较低驱动能耗，Crss=140 pF 有助于预测开关转态能量和回灌行为。
- PCB 布局：靠近 MOSFET 的电感回路应尽量短，输入输出电容尽量靠近器件引脚，减少回路面积以降低 EMI 与开关振铃。
- 可靠性与测试：器件通过 100% EAs 测试并具备完整可靠性认证，适合批量生产与长期可靠工作。
总体而言，WSD3050DN33 以其低 RDS(on)、适中栅极电荷和紧凑 DFN-8 封装，能在高效同步降压和高密度电源设计中提供良好的性能与可靠性。根据具体应用，应权衡导通损耗与开关损耗，并在 PCB 设计与散热上做好布局优化。
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