WMSIC Electronic Components

BORN RCLAMP3311P-N

ModelRCLAMP3311P-N
PackageDFN1006
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
BORN RCLAMP3311P-N
Type
BORN
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
BORN
Electronic Component
RCLAMP3311P-N
Electronic Component
1
Package
DFN1006
Electronic Component
Electronic Component
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.009g
Electronic Component
1
Cj- Capacitor
12pF
Electronic Component
BM0226248446
Voltage
8V
Electronic Component
IEC 61000-4-4;IEC 61000-4-5;IEC 61000-4-2
Current(Ir)
100nA
Voltage(VBR)
3.8V

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

RCLAMP3311P-N 产品概述

一、产品概览

RCLAMP3311P-N 是 BORN(伯恩半导体)推出的一款双向瞬态电压抑制器(ESD 抑制器),采用紧凑的 DFN1006 封装,专为保护低压、高速信号线免受静电放电(ESD)、脉冲干扰和电快速瞬变(EFT)等瞬态过电压而设计。器件在常见工业与消费电子接口处提供可靠的瞬态钳位保护,适配 3.3V 工作系统。

二、主要特性

  • 钳位电压:8 V(在脉冲能量作用下实现有效钳位)
  • 击穿电压(Vbr):3.8 V,反向截止工作电压(Vrwm):3.3 V,适合 3.3V 系统保护
  • 峰值脉冲功率:80 W(8/20 μs 波形)
  • 峰值脉冲电流(Ipp):10 A
  • 反向漏电流(Ir):100 nA(接近 Vrwm 时极低漏流)
  • 结电容(Cj):12 pF,适用于多数高速数据线但对超高频链路需评估影响
  • 极性:双向,支持正负极性瞬态冲击
  • 防护等级:符合 IEC 61000-4-2、IEC 61000-4-4、IEC 61000-4-5 等抗扰度标准
  • 封装:DFN1006,体积小、寄生电感低,利于高速应用

三、典型电气参数说明

该器件 Vrwm = 3.3 V,意味着在正常工作条件下对 3.3V 总线提供直接接地的保护动作;当瞬态超过击穿电压 3.8 V 时进入导通,峰值钳位能将瞬态电压压制在约 8 V。80 W(8/20 μs)能量能力及 10 A 峰值电流保证对常见的静电和开关脉冲有足够的吸收能力,反向漏电仅 100 nA,有利于低功耗系统。

四、典型应用场景

  • 3.3V 数字接口保护(GPIO、I2C、SPI)
  • USB/串行接口、差分或单端数据线的过压保护(需评估结电容对信号完整性的影响)
  • 工业控制端子、传感器引脚及外部 I/O 口的防护
  • 消费电子设备外壳接口、键盘、触摸屏控制线防护

五、封装与 PCB 布局建议

  • 将 RCLAMP3311P-N 尽量靠近受保护的连接器或引入点布置,缩短线路长度以降低感性耦合与延迟。
  • 使用短、宽的走线和良好的接地回路,器件接地端应直接连接到系统地平面以提高能量散逸能力。
  • DFN1006 小体积有利于密集布局,但要保证焊盘尺寸和热沉焊盘与厂家建议一致,避免回流焊不良。
  • 对于高速差分对,注意结电容 12 pF 可能对阻抗与高频特性产生影响,必要时在原理图或板上做仿真评估。

六、使用注意事项

  • Ppp(80 W)为单次或短时脉冲额定,频繁大能量冲击会加速老化,设计时应留有余量。
  • 双向器件无需考虑极性,但在串联保护或并联使用时需谨慎,通常不建议随意并联以避免分流不均。
  • 在高湿或高温环境下,关注漏电随温度上升的变化,必要时在系统中增加监测或隔离措施。

七、合规性与可靠性

RCLAMP3311P-N 符合 IEC 61000-4-2(静电放电)、IEC 61000-4-4(电快速瞬变)及 IEC 61000-4-5(浪涌)等抗扰度测试项目,适合在有较高电磁干扰风险的环境中使用。DFN 封装有利于一致的热性能与可靠焊接,但应遵循推荐的焊接工艺曲线以保证长期可靠性。

八、总结

RCLAMP3311P-N 是一款面向 3.3V 系统的双向 ESD 抑制器,具有低结电容、较高的脉冲能量吸收能力和紧凑 DFN1006 封装,适合保护暴露在外的信号线和接口。正确的 PCB 布局与器件选型能最大化其保护效果,为终端设备提供稳定可靠的瞬态防护。若需进一步的封装信息、焊接建议或典型应用参考电路,可依据 BORN 提供的数据手册进行深入核对。

Request for quote

Send RFQ

Use the form for single models, category sourcing, and multi-line BOM requirements.

Send your target model and quantity.

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.

Electronic component model and package intelligence review on an ESD-safe inspection bench

Model & package intelligence

Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.

BOM matching and alternative component comparison workstation with protected IC samples

BOM matching & alternatives

BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.

Electronic component sourcing availability dashboard with ESD-protected samples

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.

Package confirmation Typical RFQ workflow

A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.

Mixed BOM triage Typical RFQ workflow

The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.

Obsolete-part review Typical RFQ workflow

Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.

Small-batch request Typical RFQ workflow

Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.

Repair batch evidence Typical RFQ workflow

When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.

Model suffix clarification Typical RFQ workflow

Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.

Export handoff Typical RFQ workflow

The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.

Replenishment inquiry Typical RFQ workflow

Related products

Packaged components ready for RFQ.