Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
CJ ESDU5V0H3
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- CJ ESDU5V0H3
- Type
- CJ
- Minimum package
- 3000
Technical parameters
- Electronic Component
- CJ
- Electronic Component
- ESDU5V0H3
- Electronic Component
- 1
- Package
- SOT-23-6L
- Electronic Component
- Electronic Component
- Type
- ESD
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.058g
- Electronic Component
- 1
- Channel Count
- Electronic Component
- Cj- Capacitor
- 0.8pF
- Electronic Component
- BM0264690712
- Voltage
- 25V
- Electronic Component
- IEC 61000-4-2
- Current(Ir)
- 1uA
- Voltage(VBR)
- 10V；12V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
ESDU5V0H3 产品概述
一、产品简介
ESDU5V0H3（U5H3）为江苏长电（CJ/长晶）推出的双路单向TVS二极管，封装为SOT-23-6L，专为5V工作电压系统提供高速静电与脉冲浪涌保护。器件小巧、结电容低，适合对信号完整性要求高的接口防护。
二、主要电气参数
- 极性：单向
- 反向工作电压 VRWM：5V
- 击穿电压 VBR：约10V–12V（请参考具体数据手册）
- 钳位电压 VCL：25V（典型钳位值）
- 峰值脉冲电流 Ipp：3.5A @ 8/20µs
- 峰值脉冲功率 Ppp：90W @ 8/20µs
- 反向泄漏电流 Ir：1µA（标称）
- 结电容 Cj：0.8pF（低电容，适合高速信号）
- 通道数：双路（2路独立防护）
- 防护等级：符合 IEC 61000-4-2 标准（具体等级请参考厂家测试数据）
三、性能特点
- 小体积SOT-23-6L封装，便于在空间受限的移动设备或消费电子中布局；
- 低结电容（0.8pF），对高速数据线（如USB、串口信号、时钟线）影响小；
- 单向结构适合对5V电源和单向信号线的过压钳位；
- 支持8/20µs脉冲规范，能承受中等能量浪涌（90W）；
- 低反向泄漏，适用于对功耗敏感的电路。
四、典型应用场景
- USB、UART、I2C、SPI等接口的ESD与浪涌保护；
- 手机、平板、笔记本等便携设备的IO与电源防护；
- 工业控制、消费电子、接口板卡的输入端防护；
- 任何5V工作电压的信号/电源线过压防护需求。
五、封装与引脚注意
SOT-23-6L 封装适合自动贴片生产。由于为双路器件，具体引脚排列（是否共阴或独立）及管脚电气连接请以厂方数据手册为准，布局时确认地线回流路径以保证最佳防护效果。
六、设计与布局建议
- 器件应靠近被保护的连接器或接口放置，信号线到TVS的走线要尽可能短；
- 地线应采用连续的回流平面或多点过孔加固接地；
- 对高速差分线注意走线对称，避免TVS并联引入不必要的阻抗失配；
- 在高能脉冲环境下考虑在TVS前串联限流元件以降低钳位能量传递。
七、选型与注意事项
- 若保护对象最高工作电压或允许瞬态电压更低于VRWM，请选更高余量的器件或增加限流措施；
- 核对VCL与被保护器件最大承受电压，确保钳位后不会损坏后端电路；
- 详细查阅数据手册中的测试条件（如测试电流、波形与测试方法）以匹配实际应用。
八、可靠性与合规性
该型号声明符合IEC 61000-4-2标准的ESD防护要求，适用于需要通过静电放电认证的产品。采购前建议索取并核实厂方的测试报告与质量认证（如RoHS/REACH等）以满足项目合规性要求。
如需更详细的引脚图、典型应用电路、钳位曲线或实际测试数据，请提供要求或查询CJ（长电）官方数据手册与样片参数。
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.
