Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
WILLSEMI ESD56321N09-2/TR ESD56321N09
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
15
specifications
Core information
- Product name
- WILLSEMI ESD56321N09-2 / TR
- Type
- WILLSEMI
- Minimum package
- 10000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- WILLSEMI
- Electronic Component
- ESD56321N09-2/TR
- Electronic Component
- 1
- Package
- DFN1006-2L
- Type
- ESD
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.01g
- Electronic Component
- 1
- Electronic Component
- BM0227686768
- Electronic Component
- Electronic Component
- Electronic Component
- 10000
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
ESD56321N09-2/TR 产品概述
一、产品简介
ESD56321N09-2/TR 是 WILLSEMI（韦尔）推出的一款表面贴装型静电放电（ESD）保护器件，封装为 DFN1006-2L（常见尺寸 1.0 × 0.6 mm，2 引脚）。该器件用于对敏感信号线或电源线提供瞬态过压保护，响应迅速、封装小巧，适合空间受限的现代消费电子和通信设备。
二、主要特性
- 类型：瞬态电压抑制/ESD 保护器件。
- 封装：DFN1006-2L，适合高速 SMT 贴装与自动化生产。
- 响应速度：纳秒级，能快速钳位高能量瞬态脉冲。
- 寄生电容：为适配高速信号线设计，典型寄生电容较低（适用于 USB、HDMI、LVDS 等高速接口）。
- 包装：标识中 “-2/TR” 表示卷带包装（Tape & Reel），便于 SMT 贴片生产线使用。
- 兼容性：通常满足 IEC 61000-4-2 等静电放电标准的常见测试等级（具体数值请参照原厂数据手册）。
三、典型应用场景
- 移动终端、平板与笔记本的 I/O 保护（如 USB、耳机接口）。
- 摄像头、传感器、天线前端的输入保护。
- 工业与汽车电子的通信线路防护（需确认器件等级是否满足汽车规范）。
- 消费类电子（电视、机顶盒）、网络设备的接口保护。
四、封装与引脚说明
DFN1006-2L 为微型双引脚封装，一侧为信号输入/输出脚，另一侧接地或参考电位。封装优势在于面积小、热阻低且便于近端布局。器件引脚和焊盘尺寸请以厂家 PCB 推荐布局为准，合理的焊盘和过孔设计可改善热散与接地回流。
五、PCB 设计与布局建议
- 器件应尽可能靠近待保护的接口或引脚放置，减少走线感应电感与串扰。
- 保护端到地的回流路径需短且宽，优先接地平面或多条近端过孔以降低环路电感。
- 对高速差分对或敏感模拟线，注意器件本身的电容对信号完整性的影响，必要时在样机上验证抖动与误码率。
- 焊盘与清洗工艺按厂家推荐执行，避免焊膏过量或焊接不良影响可靠性。
六、可靠性与测试
选型时应参考厂方数据手册给出的典型参数与极限值，包括最大箝位电压、最大脉冲能量、典型漏电流、工作温度范围及 ESD 耐受等级。量产前建议做实际系统级的 ESD 与 EFT 测试，验证在目标 PCB 与外壳条件下的保护效果。
七、采购与替代
- 型号说明：ESD56321N09-2/TR，WILLSEMI（韦尔）品牌，-TR 表示卷带包装。
- 在无现货或需其它特性时，可选用等效功能的低电容 ESD 二极管或 TVS 器件，但须比较寄生电容、箝位性能与能量吸收能力以保证信号完整性与可靠性。
- 最终选型以原厂最新版数据手册和样片测评结果为准。
注：本文为器件概述与常见工程设计建议，具体电气参数、极限值和机械尺寸请以 WILLSEMI 官方数据手册为准，并在设计中进行充分的实验验证。
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