WMSIC Electronic Components

BORN PESD12VV1BL-N

ModelPESD12VV1BL-N
Package0402
BrandBORN
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
BORN PESD12VV1BL-N
Type
BORN
Minimum package
10000 个

Technical parameters

Electronic Component
Electronic Component
Electronic Component
BORN
Electronic Component
PESD12VV1BL-N
Electronic Component
1
Package
0402
Electronic Component
Electronic Component
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.009g
Electronic Component
1
Cj- Capacitor
10pF
Electronic Component
BM0231019399
Voltage
24V
Electronic Component
IEC 61000-4-4;IEC 61000-4-5;IEC 61000-4-2
Current(Ir)
500nA
Voltage(VBR)
13.3V

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

PESD12VV1BL-N 产品概述

一、产品简介

PESD12VV1BL-N 是 BORN(伯恩半导体)推出的一款小型双向瞬态电压抑制器(TVS),封装为 DFN1006 / 0402,专为对抗静电放电(ESD)、电快速瞬变(EFT)和浪涌(Surge)等突发瞬态过电压事件而设计。该器件在保持极小占板面积和低电容特性的同时,提供对±极性的瞬态能量吸收与钳位保护,适合空间受限且对信号完整性有较高要求的接口保护应用。

二、主要参数

  • 极性:双向(bidirectional)
  • 反向截止电压 Vrwm:12 V(工作钳位/稳态电压)
  • 击穿电压 Vbr:13.3 V
  • 钳位电压(典型):24 V(8/20 µs 峰值脉冲条件下)
  • 峰值脉冲电流 Ipp:5 A @ 8/20 µs
  • 峰值脉冲功率 Ppp:120 W @ 8/20 µs
  • 反向漏电流 Ir:500 nA(在 Vrwm 条件下)
  • 结电容 Cj:约 10 pF(典型值)
  • 防护等级 / 标准兼容性:IEC 61000-4-2(ESD)、IEC 61000-4-4(EFT)、IEC 61000-4-5(Surge)
  • 封装:DFN1006 / 0402,超小型两端封装
  • 类型:ESD/瞬态抑制二极管
  • 品牌:BORN(伯恩半导体)

三、关键特性与优势

  • 双向抑制:对正负方向的瞬变电压均能有效钳位,适用于对极性不确定或双向耦合的信号/电源线保护。
  • 小尺寸封装:0402(DFN1006)超小体积,便于在空间受限的移动设备、可穿戴设备、物联网节点等处使用。
  • 低结电容(约 10 pF):对高速信号线的影响较小,可在诸如 USB、UART、HDMI(部分接口)等高频接口应用中降低信号失真风险。不过在极高速应用时仍建议评估信号完整性影响。
  • 良好瞬态吸收能力:在 8/20 µs 波形下能承受 5 A 的峰值脉冲电流和 120 W 的脉冲功率,具备对常见浪涌与电涌事件的防护能力。
  • 极低漏电流:Vrwm 下典型反向漏电仅 500 nA,有利于对低功耗设计的影响最小化。

四、典型应用场景

  • 外围接口保护:USB、串口、GPIO、I2C、SDA/SCL 等易受静电冲击的接口端口。
  • 通信与数据线路:移动终端、路由器、传感器节点的输入/输出保护,尤其是需要双向保护的差分/单端数据线。
  • 电源轨过压保护:适用于 12 V 等级的直流电源线防护(需根据系统拓扑评估)。
  • 工业与消费电子:需要满足 IEC 61000 系列抗扰度要求的设备边界保护点。

五、封装与 PCB 布局建议

  • 贴近保护点:将器件放置在被保护端口与 PCB 连接器之间,越靠近接口越能减小入侵环路和降低感应电压。
  • 最短接地路径:将 TVS 的接地端以最短、最粗的走线或回流路径接到局部地平面,减小回路电感,提高钳位效率。若为双端对地结构,请依器件封装及连接方式确认实际接地方法。
  • 避免长走线:保护器件到被保护信号线之间的走线应尽量短,减少寄生电感和串扰。
  • 匹配电容影响:对于极高频或差分高速信号(如 USB3.x / HDMI 高速对),需在 PCB 级进行信号完整性仿真或实测,评估 10 pF 的结电容对上行速率的影响;必要时采用专用低容 TVS 或隔离/滤波方案。
  • ESD 操作注意:在装配、测试和调试过程中仍需遵守 ESD 防护规范(佩戴 ESD 手环、在防静电台面操作等)。

六、选型与使用注意事项

  • 工作电压匹配:Vrwm = 12 V,适用于 12 V 稳态工作环境;若系统工作电压明显高于 12 V,请选用对应更高 Vrwm 的 TVS。
  • 功率与脉冲能力:5 A / 120 W(8/20 µs)适合常见的接口及中等能级浪涌;面对更强烈浪涌或长时间过压事件时需在系统层面增加级联保护或限流元件。
  • 热与可靠性评估:0402 封装热容小,持续或反复的高能脉冲会累积热应力,设计时应考虑器件的能量分散路径与系统安全余量。
  • 合规验证:器件通过 IEC 61000-4-x 项目兼容测试,但实际系统级抗扰度依赖整机布局、接地与屏蔽策略,建议进行整机 EMC 测试验证。

七、总结

PESD12VV1BL-N 以其双向保护、低电容及超小封装特点,适用于对空间和信号完整性有严格要求的接口及电源保护场景。合理的 PCB 布局和系统级防护设计能够发挥其在 ESD、EFT 与 Surge 抑制方面的优势,为消费电子、通信设备与工业接口提供可靠的瞬态防护。购买与应用时,请参考器件的完整规格书并结合实际系统测试以确保达到预期防护效果。

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