WMSIC Electronic Components

ElecSuper SMF13CA

ModelSMF13CA
PackageSOD-123FL
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Elec Super SMF13CA
Type
ELECSUPER
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
ELECSUPER
Electronic Component
SMF13CA
Electronic Component
1
Package
SOD-123FL
Electronic Component
Electronic Component
Type
TVS
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.033g
Electronic Component
1
Channel Count
Electronic Component
Electronic Component
BM0258808592
Operating Temperature
65℃~+150℃
Voltage
21.5V
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.

SMF13CA 产品概述

一、概述

SMF13CA 是 ElecSuper(静芯微)推出的一款单路双向瞬态电压抑制(TVS)二极管,专为抑制瞬态过压和电磁干扰事件设计。该器件在高能脉冲冲击下能迅速钳位电压并吸收能量,提供对敏感电子设备的可靠保护。其工作温度范围宽(-65℃ 至 +150℃),并满足 IEC 61000-4-2 静电放电(ESD)防护要求,适用于汽车电子、工业控制、电源线路和数据通信接口等应用场景。

主要电气参数一览:

  • 极性:双向(Bidirectional)
  • 反向额定电压 Vrwm:13 V
  • 击穿电压(典型):14.4 V
  • 钳位电压 Vc(Ipp 条件下):21.5 V
  • 峰值脉冲电流 Ipp:9.3 A
  • 峰值脉冲功率 Ppp:200 W
  • 反向泄漏电流 Ir:1 μA
  • 通道数:单路
  • 工作温度:-65℃ ~ +150℃
  • 封装:SOD-123FL
  • 防护等级:符合 IEC 61000-4-2

二、主要特性与优势

  • 双向保护:对双向或可能出现极性反转的应用(如交流脉冲、数据线反向情况)提供对称抑制能力,无需额外反向并联元件。
  • 低钳位电压:在 9.3 A 峰值脉冲电流条件下,钳位电压为 21.5 V,能有效将瞬态电压限制在安全范围内,减少对后级器件的冲击。
  • 高瞬态吸收能力:200 W 峰值脉冲功率与 9.3 A 峰值电流,表明器件在短时高能扰动下具备较强的能量吸收能力。
  • 低漏电流:典型反向漏电仅 1 μA,有利于节省低功耗或待机系统的能量损耗。
  • 宽工作温度:-65℃ 至 +150℃ 的耐温性能适合苛刻环境与工业/汽车级应用。
  • 紧凑封装:SOD-123FL 小型封装便于高密度 PCB 布局与自动化贴装。

三、典型应用场景

  • 车载供电总线(12 V 系统)及附件保护:用于吸收来自负载开关、感性负载断开或电磁干扰引起的瞬态尖峰。
  • 工业控制与传感器接口:对控制器、模/数转换器和传感器供电与信号线提供保护,延长元件寿命。
  • 通信与数据线保护:用于串行通信、CAN 总线和其他需要双向抑制的差分/单端数据线路。
  • 消费电子电源入口:在适配器、充电电路等处保护电源开关与后端电路。

四、封装与安装建议

SMF13CA 采用 SOD-123FL 小型封装,支持表面贴装工艺,适合自动化贴装和回流焊流程。封装体积小,便于在受限空间内布置保护元件。建议布置与被保护元件之间走线最短、回路面积最小,以降低感性耦合和提高响应速度。对于高能脉冲环境,应保证良好散热并留意 PCB 的铜厚和过孔分布以利散热。

五、设计与使用注意事项

  • 放置位置:应将 TVS 器件尽量靠近受保护的输入端或接口,最小化引线长度和寄生电感。
  • 并联与串联:双向器件无需配对反向二极管;如需更高能量吸收,可参考厂商指导进行并联(需考虑一致性和热均衡)。
  • 热管理:在频繁脉冲或高能环境中,关注 TL/TP 热循环影响,必要时采用散热措施或降低允许脉冲频次。
  • ESD 保护等级:本器件符合 IEC 61000-4-2 要求,对静电放电事件提供有效防护,但在设计时仍应配合良好的接地与屏蔽策略。
  • 测试条件:钳位电压、击穿电压和功率参数基于厂商测试条件,实际电路中可能因脉冲形状与环境差异有所变化,建议在最终系统中做实测验证。

六、可靠性与采购建议

SMF13CA 设计适配严苛温度与耐受瞬态冲击能力,适合长期稳定运行于工业与车载环境。采购时建议确认以下信息:批次一致性、出货包装(如卷盘规格)、以及厂家提供的完整数据手册和可靠性测试报告。对于关键应用或批量导入,建议先进行样片评估与系统级耐受测试。

如需获取详细电气特性曲线、脉冲测试条件、封装尺寸图和回流焊温度曲线,请联系 ElecSuper(静芯微)或其授权经销商索取完整数据手册与应用指南。

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.