WMSIC Electronic Components

WILLSEMI ESD73004D-10/TR ESD73004D

ModelESD73004D-10/TR
PackageDFN2510-10L
BrandWILLSEMI
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
WILLSEMI ESD73004D-10 / TR
Type
WILLSEMI
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
WILLSEMI
Electronic Component
ESD73004D-10/TR
Electronic Component
1
Package
DFN2510-10L
Electronic Component
Electronic Component
Type
TVS
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.028g
Electronic Component
1
Channel Count
Electronic Component
Cj- Capacitor
0.65pF
Electronic Component
BM0227584889
Operating Temperature
40℃~+85℃
Voltage
6V
Electronic Component
IEC 61000-4-4;IEC 61000-4-5;IEC 61000-4-2

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

ESD73004D-10/TR 产品概述

一、产品简介

ESD73004D-10/TR 是 WILLSEMI(韦尔)推出的一款四路单向 TVS(二极管瞬态抑制器)保护器件,专为对 3.3V 系统的静电放电(ESD)、电快速脉冲(EFT)和浪涌(Surge)冲击提供可靠抑制而设计。器件采用小型 DFN2510-10L 封装,单芯片内集成四路保护通道,适合高密度 PCB 及多通道接口的防护需求。TR 后缀表示以卷带(Tape & Reel)形式供应,便于生产线贴片组装。

二、主要参数与性能亮点

  • 极性:单向(unidirectional),适合直流电源和信号线的防护。
  • 反向截止电压(Vrwm):3.3V,直接匹配常见 3.3V 总线或接口。
  • 击穿电压(VBR):典型 6.5V(测试条件下),在超过 Vrwm 时进入导通保护状态。
  • 钳位电压:约 6V,在脉冲冲击时将线电压钳位在可接受范围内,降低后端器件应力。
  • 峰值脉冲电流(Ipp):5.5A(8/20µs),单次脉冲能够吸收较大的浪涌电流。
  • 峰值脉冲功率(Ppp):33W(8/20µs),对工业级脉冲防护能力足够。
  • 通道数:四路,单芯片同时保护多条信号/电源通道,节省 PCB 面积与成本。
  • 结电容(Cj):0.65pF(典型),对高速信号影响小,适合高频/高速数据线。
  • 工作温度:-40°C ~ +85°C,满足一般工业与消费级环境要求。
  • 防护等级:符合 IEC 61000-4-2(ESD)、IEC 61000-4-4(EFT)与 IEC 61000-4-5(Surge)相关测试,应对常见电磁脉冲入侵场景。

三、应用场景

  • 3.3V 数字接口保护:如 SPI、I2C、UART 等工业及消费电子总线。
  • 多通道高速信号线:USB 2.0、LVDS、HDMI 的辅助信号或差分对保护(需考虑差分布局)。
  • 通信与网络接口:以太网 PHY 辅助引脚、基站或网关的信号 I/O 防护。
  • 工业控制与仪表:现场总线、传感器接口和控制线的浪涌与静电防护。
  • 消费电子端口:移动设备、显示器、机顶盒等需要多路保护的外部接口。

四、设计与布板建议

  • 尽量将 ESD73004D-10/TR 靠近被保护的连接器或接口放置,缩短被保护线与 TVS 之间的走线长度,可显著降低寄生感抗与回路面积。
  • 对于单向 TVS,连接方向通常是:器件阴极(标记端)连至信号线,阳极接地,确保在正向冲击时器件迅速导通至地。请参照器件数据手册确认引脚定义。
  • 为获得良好散热与低阻抗回路,建议在器件底部焊盘和附近地平面之间使用过孔(via)短接,形成可靠的接地路径。
  • 低结电容(0.65pF)使器件适合高速信号,但在差分或屏蔽敏感线路上仍需控制对称性与阻抗匹配,避免引入反射或共模干扰。
  • 对于高能量浪涌场景,可配合串联保护电阻或外加熔断器、抑制电阻等做二级保护,以分担能量并防止设备受损。

五、选型与使用注意事项

  • Vrwm = 3.3V 意味着该器件适配 3.3V 工作电压系统;若用于 5V 系统,请确认 Vrwm 与工作电压的兼容性,避免误触发或漏流问题。
  • 钳位电压与后端器件的耐压关系须验证:在 8/20µs 浪涌条件下钳位约 6V,应确保被保护器件在该电压下不会损坏。
  • 额定的 Ipp 和 Ppp 为标准 8/20µs 波形条件下测得,实际系统中特殊波形或重复冲击可能导致器件热应力或累积损伤,应按应用场景做可靠性评估与热设计。
  • 环境温度和焊接工艺会影响器件性能与寿命,建议遵循生产商的焊接与回流曲线要求。

六、封装与采购信息

  • 型号:ESD73004D-10/TR(TR 表示卷带供货,适配 SMT 贴装)。
  • 封装:DFN2510-10L,小型低矮封装,适合高密度 PCB 布局和自动化贴片装配。
  • 品牌:WILLSEMI(韦尔)。
  • 在量产选型时,建议索取数据手册与可靠性报告,确认封装焊盘图与推荐接地过孔布局,以便完成 PCB 制作与可靠性验证。

总结:ESD73004D-10/TR 以其四路集成、低结电容、匹配 3.3V 系统和良好的脉冲吸收能力,适合需要多通道、高速信号兼顾防护的应用场合。合理的 PCB 布局与热能管理将有助于发挥器件的最佳防护效果。

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.