WMSIC Electronic Components

WINSOK WSD75100DN56

ModelWSD75100DN56
PackageDFN-8(5x6)
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 24+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
WINSOK WSD75100DN56
Type
WINSOK
Minimum package
5000 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
WINSOK
Electronic Component
WSD75100DN56
Electronic Component
1
Package
DFN-8(5x6)
Electronic Component
1 N
Type
N
Electronic Component
MOSFET
Electronic Component
0.16g
Electronic Component
1
Electronic Component
BM0227582007
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
155W
Electronic Component
Electronic Component
Electronic Component
5000
Voltage(Vdss)
75V

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

WSD75100DN56 产品概述

WSD75100DN56 是 WINSOK(微硕)推出的一款高功率 N 沟道功率 MOSFET,面向开关电源、电机驱动、逆变器以及高电流电源管理等需要高电流与低导通损耗的应用场景。器件以 DFN-8 (5×6 mm) 紧凑封装提供,兼顾功率密度与封装散热性能,适合对体积和散热有要求的中高功率设计。

一、主要电气参数(典型/额定)

  • 类型:N 沟道功率 MOSFET
  • 漏源耐压 Vdss:75 V
  • 连续漏极电流 Id:100 A
  • 导通电阻 RDS(on):6.4 mΩ @ Vgs = 10 V
  • 耗散功率 Pd:155 W(器件额定,具体热性能依环境与 PCB 散热条件而定)
  • 阈值电压 Vgs(th):4 V @ ID = 250 μA
  • 总栅极电荷 Qg:85 nC @ Vgs = 10 V
  • 输入电容 Ciss:3.5 nF @ 20 V
  • 输出电容 Coss:4.55 nF
  • 反向传输电容 Crss(Cgd):250 pF
  • 工作温度范围:-55 ℃ ~ +150 ℃
  • 封装:DFN-8 (5×6 mm)
  • 单位包装:1 片(可按需求采购更大量)

二、关键特性与优势

  • 低导通电阻:6.4 mΩ(10 V 驱动)带来更低的导通损耗,适合高电流连续导通场合,减少发热与提升效率。
  • 高电流承载:标称 100 A 连续电流能力,适合中高功率电源、汽车电子与功率整流应用。
  • 紧凑封装且具较好散热性:DFN-8 (5×6) 带有底部或内部散热焊盘,便于通过 PCB 铜箔和热 vias 扩散热量,实现较高的功率密度。
  • 宽温度范围:支持 -55 ℃ 至 +150 ℃ 的工作环境,适用于工业与汽车类苛刻温度条件(具体散热及极限参数请参照完整数据手册)。

三、应用场景

  • 开关电源(SMPS):同步整流、输出级 MOSFET、主开关等。
  • 电机驱动:逆变器桥臂、高电流驱动器。
  • 车载电子:DC-DC 转换器、电源管理模块(需结合符合汽车级规范的整机设计)。
  • 服务器与通信电源:高效能电源级、分布式供电模块。
  • 高效整流与功率转换场合。

四、驱动与开关性能建议

  • 推荐栅极驱动电压:为了获得标称的低 RDS(on),建议采用 10 V 门极驱动。器件阈值为 4 V(250 μA),因此低电压逻辑驱动(如 5 V)会显著增加导通电阻,应评估系统效率影响。
  • 注意栅极电荷与驱动能力:Qg = 85 nC(10 V)相对较大,开关频率较高时对栅极驱动电流需求高,驱动器需有足够峰值电流能力以获得可接受的开关损耗与边缘速度。
  • 控制 dv/dt:由于 Crss 与较大的 Coss,开关瞬态时会产生较高的电荷交换与电压/电流应力,建议根据系统要求合理选择栅阻(常见 5–20 Ω 范围)并视情况加入 RC 缓冲或阻尼网络以控制 EMI 与过冲。

五、封装与热管理要点

  • DFN-8 (5×6) 封装具有良好的 PCB 接触面,要充分利用底部散热焊盘并通过多孔热 vias 将热量传导到内层和底层铜箔,以降低结到环境的热阻。
  • 器件标称 Pd 为 155 W,但该功率为特定工况(通常在理想散热条件下)下的额定值;实际使用时应参考 θJC、θJA 与 PCB 布局进行热计算并按温度系数对 RDS(on) 进行设计裕量。
  • 在高温工况下要考虑 RDS(on) 随温度上升增加,必要时增加散热面积或降低工作电流以保证可靠性。

六、PCB 布局与可靠性建议

  • 电流回路尽量短且宽,使用大面积铜箔和多层过孔(thermal vias)降低电阻与热阻。
  • 栅极走线应尽量短,且在驱动端与 MOSFET 之间放置合适的门阻以控制开关振荡与 EMI。
  • 在高 dv/dt 环境中建议在关断路径添加合适的缓冲或 RC 降噪网络,并对驱动器地与功率地进行区分后合理汇流。
  • 为提升可靠性,应进行热循环与电应力评估,并在最终产品中做长期老化与温升验证。

七、注意事项

  • 在设计前请务必参考 WINSOK 的完整数据手册,获取器件的最大栅压、脉冲额定值、热阻(θJC/θJA)、SOA、体二极管特性与可靠性测试数据。
  • 高速开关时需评估开关损耗、驱动损耗与 EMI,并据此在系统层面平衡效率与电磁兼容方案。

以上内容为 WSD75100DN56 的产品概述与应用建议,适合在设计早期作为器件选型与系统方案评估参考。具体电气图谱、波形、封装尺寸与可靠性数据请以厂商发布的正式数据手册为准。

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