WMSIC Electronic Components

GOODWORK 100N03DF

Model100N03DF
PackagePDFN3x3
BrandGOODWORK
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
GOODWORK 100N03DF
Type
GOODWORK
Minimum package
5000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
GOODWORK
Electronic Component
100N03DF
Electronic Component
1
Package
PDFN3x3
Electronic Component
1 N
Type
N
Electronic Component
MOSFET
Electronic Component
0.053g
Electronic Component
1
Electronic Component
BM0264757998
Operating Temperature
55℃~+150℃
Power Dissipation(Pd)
62.5W
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.

100N03DF 产品概述

100N03DF 是 GOODWORK(固得沃克)推出的一款 PDFN3x3 封装 N 沟道功率 MOSFET,面向电源开关与信号控制应用。该器件在 30V 漏源耐压下,提供低导通电阻和较高的连续导通电流能力,适用于开关电源、同步整流、功率分配和电机驱动等场景。下面对器件关键参数、性能特点、典型应用与选型注意事项做简明说明,便于工程应用与系统设计评估。

一、主要参数(重点列举)

  • 型号:100N03DF
  • 类型:N 沟道 MOSFET
  • 封装:PDFN3x3
  • 漏源电压 Vdss:30 V
  • 连续漏极电流 Id:100 A
  • 导通电阻 RDS(on):3.3 mΩ @ Vgs = 10 V
  • 阈值电压 Vgs(th):1.5 V
  • 总栅极电荷 Qg:45 nC @ Vgs = 10 V
  • 输入电容 Ciss:3.45 nF
  • 输出电容 Coss:330 pF
  • 反向传输电容 Crss:295 pF
  • 功耗 Pd:62.5 W
  • 工作温度范围:-55 ℃ ~ +150 ℃
  • 适用场景:电源开关、信号控制

二、关键性能解读与设计意义

  • 低 RDS(on):3.3 mΩ 在 10V 驱动下意味着极低的导通损耗,适合大电流直流场合。示例:50A 持续电流时导通损耗约为 I^2·R = 50^2·0.0033 ≈ 8.25 W(实际需结合封装散热条件和温升计算)。
  • 较高 Id 能力:标称 100A 连续电流表明器件适合高电流回路,但实际允许电流受封装散热能力、PCB 散热设计和工作温度影响,需按实际热阻与环境温度进行降额计算。
  • 较大 Qg(45 nC):栅极电荷偏大,对驱动器要求较高。若希望快速开关(短上升/下降时间),需使用强驱动能力(瞬时电流可达数百 mA 至数 A)。计算参考:将 45 nC 在 50 ns 内充入,电流约 0.9 A。
  • 电容特性(Ciss / Coss / Crss):较大的输入电容和 Crss 意味着开关瞬态中 Miller 效应明显,设计驱动和斩波边沿时要注意栅源布局和稳定性,以避免振荡或过慢切换带来的额外损耗。

三、封装与热管理建议

  • PDFN3x3 小型封装利于高密度布局,同时需合理利用底部散热裸铜焊盘和多孔热vias 提高 PCB 热传导能力。
  • 推荐做大面积的散热铜箔并在底部导热焊盘周围布置多通孔连接到背面散热层,减少结到环境的热阻。
  • 在高载流或连续工作场合,应进行结温/周围温度的热仿真或实测,按 Pd 和热阻数据进行降额使用,必要时并联器件或采用外部散热措施。

四、驱动与保护电路建议

  • 推荐使用专用 MOSFET 驱动器以提供足够的峰值电流,降低开关损耗并控制开关速度。若使用 MCU 直接驱动,注意驱动能力和上拉电阻选择。
  • 在栅极串联小电阻(通常几欧至几十欧,根据系统具体振铃与开关速度权衡)有助于抑制振荡并控制 dV/dt。
  • 在开关网络中考虑加入 TVS、RC 吸收或 RCD 钳位以限制过压和抑制尖峰,保护器件免受瞬态冲击。
  • 若用于同步整流或半桥,注意死区时间设置、防止反向导通错配及合适的驱动电平切换顺序。

五、典型应用场景

  • 开关电源(同步降压/升压变换器)的高效率开关器件与同步整流器
  • 电力开关与分配(车载电子、通信电源)
  • H 桥/半桥电机驱动中的功率开关元件
  • 高电流负载开关、负载断接保护、逆变器子模块

六、选型与使用注意事项

  • 虽然 Vgs(th) 为 1.5 V,低阈值并不代表低电压驱动下仍能获得低 RDS(on);RDS(on) 标称值在 Vgs = 10 V 下测试,若系统仅有 5V 驱动,请核实 4.5–5V 下 RDS(on) 特性或考虑逻辑电平型 MOSFET。
  • Pd、Id、RDS(on) 等参数在一定温度和封装条件下给出,实际设计时务必参考完整数据手册中的热阻、脉冲限制和 SOA(安全工作区)曲线。
  • 在高频切换应用中,QG 与寄生电容对开关损耗影响显著,应在系统效率预算中明确开关损耗占比,并选择合适驱动策略与拓扑优化。

结论:100N03DF 以其低 RDS(on)、高电流能力和紧凑封装,适合对导通损耗敏感且需高电流处理的功率开关场景。正确的驱动、电路保护与 PCB 热设计是发挥其性能与确保可靠性的关键。欲获得完整电气特性、热数据和典型应用电路,请参阅 GOODWORK 官方数据手册。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

Product sourcing intelligence

Model, package, availability, and BOM fit reviewed before quotation.

WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

Sourcing availability signal

Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.

Buyer sourcing scenarios

Examples of how common component sourcing requests are organized.

Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.

The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.