Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
FUXINSEMI PESD3V3L2BT
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- FUXINSEMI PESD3V3L2BT
- Type
- FUXINSEMI
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- FUXINSEMI
- Electronic Component
- PESD3V3L2BT
- Electronic Component
- 1
- Package
- SOT-23
- Electronic Component
- Electronic Component
- Type
- ESD
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0g
- Electronic Component
- 1
- Channel Count
- Electronic Component
- Cj- Capacitor
- 60pF
- Voltage
- 6V
- Electronic Component
- BM0225822921
- Operating Temperature
- 55℃~+125℃
- Voltage
- 24V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
PESD3V3L2BT 产品概述
一、产品简介
PESD3V3L2BT 是 FUXINSEMI（富芯森美）推出的一款小尺寸双向瞬态电压抑制（TVS）二极管，封装为 SOT-23，专为静电（ESD）和浪涌保护设计。器件对称双向结构适用于交流或双向信号线保护，响应速度快，可在高能脉冲下保护敏感电子元件和接口电路。
二、主要特性
- 极性：双向（Bidirectional），无需区分方向，方便线路保护布线。
- 反向工作电压 Vrwm：3.3V，适配 3.3V 工作电压系统。
- 钳位电压 Vc：24V（典型值），在峰值脉冲电流下将瞬态电压钳制到安全范围。
- 峰值脉冲电流 Ipp：38A（按照标准脉冲波形测量），峰值脉冲功率 Ppp：450W。
- 击穿电压 Vbr：6V（典型），反向泄漏电流 Ir：100nA（常温，Vrwm 下）。
- 结电容 Cj：60pF，适用于多数接口但对极高速数据线需权衡。
- 通道数：单路；工作温度范围：-55℃ ~ +125℃。
- 防护等级：符合 IEC 61000-4-2（静电放电）标准。
三、典型应用
- USB、HDMI、DP、串口等接口的端口保护；
- 智能手机、平板、笔记本以及消费电子的 I/O 线保护；
- 工业控制、汽车电子（非关键安全回路）对抗浪涌与静电干扰；
- 通信设备和测量仪器的输入端防护。
四、封装与机械特性
SOT-23 小型封装，适合表面贴装（SMT）工艺，利于节省 PCB 面积并实现靠近受保护端口布局。封装兼顾散热与安装便捷性，适合自动回流焊装配。
五、使用建议与注意事项
- 布局：TVS 应尽可能靠近被保护的连接器或外部引入点，走线最短最粗，减小串联电感，提升保护效果。
- 对高速信号：60pF 结电容对高速差分或高频信号（如高速 USB/HDMI）可能引入失真，应评估是否影响信号完整性或选择低容型产品。
- 温度与功率：在高能脉冲或频繁冲击环境下，注意器件热耗散与 PCB 散热设计，避免超出工作温度范围。
- 可靠性：按厂家推荐的回流焊工艺和静电防护规范操作，避免机械应力损伤封装引脚。
六、符合标准与优势
器件通过 IEC 61000-4-2 等静电防护等级要求，提供高能冲击下的可靠保护。结合小型 SOT-23 封装、低泄漏电流与快速响应，PESD3V3L2BT 是在 3.3V 系统中对接口端口进行经济、高效防护的常用选择。
如需电气特性曲线、典型钳位与测试波形图或替代封装方案，可根据具体应用进一步提供详细数据表与参考电路。
Request for quote
Send RFQ
Use the form for single models, category sourcing, and multi-line BOM requirements.
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.
BOM matching & alternatives
BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.
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.
A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.
The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.
Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.
Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.
When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.
Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.
The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.
Related products
Packaged components ready for RFQ.
1 Piece Integrated Circuit for IRS20124S IRS21956S SOP-20 IRS2453DS SOP-14
- Model
- IRS20124S
- Package
