WMSIC Electronic Components

BORN BNPESD18VF1BL

ModelBNPESD18VF1BL
PackageDFN1006-2
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 BNPESD18VF1BL
Type
BORN
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
BORN
Electronic Component
BNPESD18VF1BL
Electronic Component
1
Package
DFN1006-2
Electronic Component
Electronic Component
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.009g
Electronic Component
1
Cj- Capacitor
0.5pF
Electronic Component
BM0228534346
Voltage
6.2V
Electronic Component
IEC 61000-4-4;IEC 61000-4-5;IEC 61000-4-2
Current(Ir)
500nA
Voltage(VBR)
18.2V

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

BNPESD18VF1BL 产品概述

一、产品简介

BNPESD18VF1BL 是 BORN(伯恩半导体)推出的一款双向瞬态抑制器(ESD Protector),采用紧凑的 DFN1006-2 表面贴装封装,专为保护敏感的高频/高速信号线及接口电路免受静电放电(ESD)、电快速瞬变(EFT)和浪涌(Surge)冲击而设计。器件具有低结电容(Cj = 0.5 pF)、较低静态漏电流(Ir ≤ 500 nA)以及在 8/20 µs 波形下 32 W 的峰值脉冲能力与 4 A 的峰值脉冲电流承受能力,适用于对带宽和信号完整性要求较高的应用场景。

二、关键电气参数(概要)

  • 钳位电压(Vclamp):6.2 V(典型,测量条件见具体应用)
  • 击穿电压(Vbr):18.2 V
  • 反向截止电压(Vrwm):18 V(工作反向稳压)
  • 峰值脉冲功率(Ppp):32 W @ 8/20 µs
  • 峰值脉冲电流(Ipp):4 A @ 8/20 µs
  • 反向电流(Ir):≤ 500 nA
  • 结电容(Cj):0.5 pF(低电容,适合高速信号)
  • 极性:双向(Bidirectional)
  • 类型:ESD 保护器
  • 防护等级:符合 IEC 61000-4-2(ESD)、IEC 61000-4-4(EFT)、IEC 61000-4-5(Surge)
  • 封装:DFN1006-2(小型 SMD)
  • 品牌:BORN(伯恩半导体)

三、主要特性与优势

  • 低结电容(0.5 pF):对高速信号的影响小,适合 USB、HDMI、LVDS、以太网等高带宽接口的旁路保护,能尽量保持信号完整性。
  • 双向保护:可直接用于对称差分或双向工作信号(例如数据线、差分对)而无需额外极性处理。
  • 较高脉冲承受能力:32 W@8/20 µs 和 4 A 峰值电流能应对常见的短时浪涌与冲击事件。
  • 低漏电流:≤ 500 nA 的静态漏电对于电池供电或低功耗系统影响小。
  • 符合多项工业电磁兼容(EMC)标准:在 ESD、EFT、Surge 测试场景下具有可靠性,便于产品认证。

四、典型应用场景

  • 消费类电子:智能手机配件、平板、便携式音视频设备等高速信号接口防护。
  • 数据通信:USB、HDMI、DisplayPort、以太网物理层接口保护(尤其要求低电容的高速差分信号)。
  • 工业控制与测量设备:I/O、串行总线和传感器接口的浪涌与静电保护。
  • 汽车电子(对选型与认证要求严格时需评估):可用于车载信息娱乐系统、传感器等的辅助防护(需与车规要求结合验证)。
  • 其他需抗干扰的场合:PCB 上的敏感模拟信号或数字输入端口保护。

五、典型应用连接建议

  • 单端信号:将器件并联于信号线与地之间(对于双向器件,可直接并联以实现正负方向的过压保护)。
  • 差分/双线信号:建议在差分对的每条线上各放置一只器件,或根据系统拓扑在差分对与参考地之间合理布局。
  • 布局要点:尽可能缩短信号线从被保护器件到接地的回流路径——将器件靠近需要保护的引脚放置,并保证良好的接地回路;避免在保护器与被保护器件间有长走线或环路。

六、选型与注意事项

  • Vrwm 与系统工作电压匹配:本器件反向截止电压为 18 V,适用于最高工作电压在该范围内的场景;若系统常态电压接近或超过该值,应选择更合适的型号。
  • 钳位电压与系统容忍度:虽然钳位电压较低(6.2 V),仍要确认被保护器件在该瞬态电压下不会损坏,必要时可并联限流元件(如串联电阻)以降低瞬态能量进入敏感节点。
  • 持续功耗与热管理:器件的 32 W 为短时脉冲值(8/20 µs),不适用于连续功率吸收,设计时应避免长时电流冲击。
  • 环境与可靠性:遵循厂商的焊接与回流工艺建议进行贴装,避免过热或机械应力影响可靠性。

七、合规性与质量保证

BNPESD18VF1BL 满足 IEC 61000-4-2(静电放电)、IEC 61000-4-4(电快速瞬变/浪涌群脉冲)和 IEC 61000-4-5(浪涌)测试等级。作为瞬态抑制元件,其可靠性还取决于 PCB 设计、接地方案与系统级防护策略,建议在最终产品中进行实际脉冲和环境测试验证。

八、总结

BNPESD18VF1BL 是一款针对高速信号线设计的低电容、双向 ESD 抑制器,具备良好的瞬态能量承受能力和较低静态漏电,适用于对信号完整性要求高且需可靠抗静电/浪涌保护的消费电子、数据通信与工业应用。选型时需关注 Vrwm 与系统工作电压的匹配以及瞬态钳位水平对下游元件的影响,并在 PCB 布局上采用短回流路径以发挥最佳防护效果。

若需更详细的典型波形、等效电路图或封装尺寸与焊接工艺参数,可提供进一步需求,我将基于厂商数据帮助补充。

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