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Brightking UDD32C15L01
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- Brightking UDD32C15L01
- Type
- BRIGHTKING
- Minimum package
- 3000
Technical parameters
- Electronic Component
- Brightking
- Electronic Component
- UDD32C15L01
- Electronic Component
- 1
- Package
- SOD-323
- Type
- ESD
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.028g
- Electronic Component
- 1
- Channel Count
- Electronic Component
- Cj- Capacitor
- 0.8pF
- Electronic Component
- BM0257359306
- Voltage
- 35V
- Electronic Component
- IEC 61000-4-4；IEC 61000-4-5；IEC 61000-4-2
- Current(Ir)
- 1uA
- Voltage(VBR)
- 16.7V
- Electronic Component
- 3000
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
UDD32C15L01 产品概述
一、产品简介
UDD32C15L01 是 Brightking（台湾君耀）出品的一款单路 ESD 抑制二极管，封装为 SOD-323，专为 3.3V 系统的静电与浪涌防护而设计。器件属于瞬态抑制（ESD）类型，能够在高能脉冲条件下迅速夹断并导走干扰能量，保护敏感的接口和芯片免受损坏。
二、主要性能参数
- 反向截止电压（Vrwm）：3.3 V，适配 3.3V 工作电压的信号线保护
- 钳位电压（Vclamp）：35 V（峰值脉冲下），有效限制瞬态电压幅度
- 峰值脉冲电流（Ipp）：5 A（单次脉冲），支持较大能量吸收
- 击穿电压（Vbr）：16.7 V（典型），触发导通以吸收过压
- 反向漏电流（Ir）：1 μA（典型），在正常工作下对电路干扰小
- 结电容（Cj）：0.8 pF，低电容利于高频信号线应用
- 通道数：单路
- 防护等级：符合 IEC 61000-4-2（静电放电）、IEC 61000-4-4（等级脉冲）、IEC 61000-4-5（浪涌）认证要求
- 封装：SOD-323，体积小，易于贴片组装
三、典型应用场景
- 3.3V 电源和信号接口的静电防护（如 GPIO、I2C、SPI、UART）
- USB、HDMI、以太网芯片前端的瞬态抑制（针对特定接口需核对电压等级）
- 移动终端、消费电子、物联网节点、工业控制器等需要高可靠性防护的场合
四、封装与布局建议
SOD-323 小封装便于空间受限的 PCB 布局。推荐将器件尽可能靠近被保护的引脚放置，并保证从保护点到地的返回路径最短、阻抗低。若保护线为差分或高速信号，需评估串联电阻或共模滤波器的配合以降低反射与串扰。对接地面采用过孔连接以提高能量散逸能力。
五、使用注意事项
- Vrwm = 3.3 V，适合直接用于 3.3V 信号线；严禁在超过其额定工作电压的常态下长期反向偏置。
- 钳位电压 35 V 为峰值脉冲下的数据，设计时需确认下游器件对短时高压的耐受性。
- 结电容 0.8 pF 表明对高频信号影响较小，但在超高速链路仍需验证信号完整性。
- 在高能量或多次冲击场景，应评估热耗散与能量累积对器件寿命的影响，必要时使用并联或更大功率的抑制方案。
六、可靠性与认证
UDD32C15L01 满足 IEC 61000-4-2/4/4-5 相关防护要求，适用于一般工业与消费类电磁兼容设计。实际项目中建议结合系统级测试（如 ESD 接触/空击测试、浪涌注入测试）验证整体防护性能。
七、总结
UDD32C15L01 以其针对 3.3V 系统优化的 Vrwm、低结电容和 5A 峰值吸收能力，提供了体积小、响应快的单路 ESD 防护方案。适合需要在有限 PCB 空间内实现高效静电与瞬态保护的各类电子产品。设计时应重视器件放置、接地处理与系统级兼容性验证，以确保长期可靠性。
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