WMSIC Electronic Components

ElecSuper ESD5311N-ES ESD5311N

ModelESD5311N-ES
PackageDFN1006-2L
BrandElec Super
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
Elec Super ESD5311N-ES
Type
ELECSUPER
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
ELECSUPER
Electronic Component
ESD5311N-ES
Electronic Component
1
Package
DFN1006-2L
Electronic Component
Electronic Component
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.011g
Electronic Component
1
Channel Count
Electronic Component
Cj- Capacitor
0.5pF
Electronic Component
BM0258806407
Voltage
15V
Electronic Component
IEC 61000-4-2
Current(Ir)
1uA

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

ESD5311N-ES 产品概述

一、产品简介

ESD5311N-ES 是 ElecSuper(静芯微)推出的一款小尺寸、高速、低电容的单路单向静电放电保护器件,采用 DFN1006-2L 封装,专为保护敏感引脚免受静电(ESD)和脉冲瞬变(IEC 61000-4-2、浪涌)损害而设计。器件在保持极低结电容(Cj = 0.5 pF)的同时,提供高效的钳位保护(Vclamp ≈ 15 V)和良好的浪涌承受能力(Ipp = 4 A,Ppp = 60 W @ 8/20 μs),非常适合高速信号线、接口和微控制器输入的保护。

二、主要规格(典型值)

  • 极性:单向
  • 反向截止电压 Vrwm:5 V
  • 击穿电压 Vbr:6 V
  • 钳位电压 Vclamp:约 15 V(在 Ipp 测试条件下)
  • 峰值脉冲电流 Ipp:4 A
  • 峰值脉冲功率 Ppp:60 W @ 8/20 μs
  • 反向电流 Ir:1 μA(常温)
  • 通道数:单路
  • 结电容 Cj:0.5 pF(典型)
  • 防护标准:符合 IEC 61000-4-2 静电放电防护要求
  • 封装:DFN1006-2L(小型 SMD)

三、产品特点与优势

  • 极低结电容(0.5 pF):对高速差分或单端信号(如 USB、MIPI、SATA、PCIe 较低速接口)影响极小,保证信号完整性。
  • 单向保护:正向低阻导通,反向在 Vrwm 下表现为高阻,适合用于 5 V 以下电源线与数字输入保护。
  • 优良的浪涌承受能力:4 A 峰值脉冲电流、60 W @ 8/20 μs 的功率容限,能有效吸收常见的静电和浪涌能量。
  • 低漏电(1 μA):适用于对漏电敏感的应用,如电池供电与传感器输入。
  • 小型 DFN1006-2L 封装:节省 PCB 面积,便于高密度布局与自动化贴装。

四、典型应用场景

  • 手机、平板及可穿戴设备的 I/O 和信号线保护(按 Vrwm=5V 适用于 5V 及以下系统)
  • USB/OTG、UART、I2C、SPI 等接口的静电与浪涌保护
  • 摄像头接口、传感器数据线保护(要求低输入电容时尤其合适)
  • 工业与车载电子中对静电放电有防护要求的控制信号线(需确认工作环境和额定等级)
  • PCB 边缘连接器、按钮、外部扩展端口的防护元件

五、封装与引脚说明

  • 封装:DFN1006-2L(尺寸小,适合高密度布板)
  • 引脚功能:一端为信号输入/保护端(I/O),另一端为地(GND/参考)。底部通常有焊盘用于散热与接地。
  • 建议将器件最靠近需要保护的连接器或元器件焊接,信号端焊盘到器件的走线尽量短且直,地焊盘尽量连到大面积地平面或专用接地回流。

六、设计与布局建议

  • 贴近源头:将 ESD5311N-ES 放置在被保护引脚与外部连接器之间的最靠近外部侧位置,缩短信号到器件的走线。
  • 短回路、低阻抗:器件至地的回流路径要尽量短、宽,避免经过长走线或不连续的地网络。推荐使用多条短过孔将焊盘与内部地平面可靠连通。
  • 避免串联电感:保护器件与被保护引脚之间不要增加不必要的串联电感或大长度走线,以免降低保护效率。
  • 与滤波器配合:在对讯号完整性和噪声有更高要求的场合,可与小型阻容滤波器配合使用,但要注意滤波元件不能影响设备的响应时间与夹位能力。
  • 焊接工艺:DFN1006-2L 为微小封装,建议采用回流焊工艺并参考制造商推荐的回流温度曲线与焊盘设计。

七、可靠性与合规

ESD5311N-ES 按照 IEC 61000-4-2 进行静电放电防护设计与测试,可抵御常见的接触放电与空气放电事件(具体等级与试验结果请参照产品测试报告或向厂商索取)。器件适用于工业常温范围内工作,且具有较小的漏电与稳定的重复防护能力。

八、封装与订购信息

  • 型号:ESD5311N-ES
  • 品牌:ElecSuper(静芯微)
  • 封装:DFN1006-2L(卷带卷盘包装,适合贴片生产)
  • 使用前建议获取最新的器件规格书(Datasheet)以确认详细电气特性、钳位曲线和实际测试条件,并参考推荐 PCB 焊盘图与回流曲线。

如需具体应用案例(例如 USB 接口保护参考电路、PCB 焊盘建议图)或产品的完整电气特性曲线与测试报告,可提供目标设计环境与信号类型,我可根据实际需求给出更具体的解决方案与布局建议。

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