WMSIC Electronic Components

KUU SMF6.5CA

ModelSMF6.5CA
PackageSOD-123FL
BrandKUU
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
KUU SMF6.5CA
Type
KUU
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
KUU
Electronic Component
SMF6.5CA
Electronic Component
1
Package
SOD-123FL
Electronic Component
Electronic Component
Type
TVS
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.04g
Electronic Component
1
Channel Count
Electronic Component
Electronic Component
BM0264873491
Operating Temperature
55℃~+150℃
Voltage
11.2V
Current(Ir)
250uA
Voltage(VBR)
7.22V

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

SMF6.5CA 产品概述

SMF6.5CA 是一款面向表面贴装电路的双向瞬态电压抑制器(TVS),由 KUU 提供,采用低轮廓 SOD-123FL 封装。器件以玻璃钝化结工艺制造,具有低电感、低剖面及良好的钳位性能,适用于需要在空间受限处提供浪涌与静电保护的电源线与信号线保护场合。

一、主要参数与特性

  • 类型:双向 TVS(二极管型瞬态抑制)
  • 标称反向工作电压 Vrwm:6.5 V
  • 击穿电压 VBR(Itest):7.22 V
  • 钳位电压(典型):11.2 V
  • 峰值脉冲电流 Ipp:17.9 A
  • 峰值脉冲功率 Ppp:200 W(按制造商规定的脉冲条件)
  • 反向漏电流 Ir:250 μA(在 Vrwm 条件下典型值)
  • 通道数:单路(单个双向保护元件)
  • 工作温度范围:-55 ℃ 至 +150 ℃
  • 封装:SOD-123FL(低轮廓、表面贴装)
  • 工艺与材料:玻璃钝化结,塑料封装符合 UL 易燃性标准
  • 特点:低电感,适合高速线路;适用于标准表面贴装回流工艺(请以具体数据手册为准)

二、封装与物理特性

SMF6.5CA 采用 SOD-123FL 小型低剖面封装,节省 PCB 面积并有利于高密度布板。玻璃钝化结工艺提高了器件的可靠性与重复冲击能力,低电感特性减小了对高速信号的影响。塑料封装满足 UL 易燃性要求,便于用于消费电子与工业场合的系统设计。

封装优势:

  • 便于自动化贴装与回流焊接;
  • 低剖面有利于薄型设备与受限空间应用;
  • 近端放置能实现最佳的浪涌抑制效果。

三、典型应用场景

  • USB、HDMI、Ethernet 等接口的输入保护(作为近端浪涌/ESD 抑制元件);
  • 车载电子、工业控制模块的电源轨浪涌保护(在系统允许的工作电压下);
  • 通信和数据线路的双向瞬态抑制场合;
  • 消费类电子(如充电器、适配器)与工业设备中对浪涌、雷击诱发瞬态电压的保护。

注:由于为双向器件,SMF6.5CA 无极性方向限制,适用于地-线之间或差分线间的对称保护。

四、设计与布局建议

  • 放置位置:将器件尽可能靠近受保护端口或外部连线入口(如连接器、PCB 边缘),以最小化导线/走线的串联电感;
  • 接地处理:为获得最佳吸收性能,尽量在器件与系统地之间保持短、粗的回流路径;在高能量场合可考虑增加焊盘/过孔改善散热与回流能力;
  • 布线规则:避免在器件周围出现长回路或旁路电感,保护附近的信号线走向应尽量平行且远离高频敏感区域;
  • 并联/串联:单个 SMF6.5CA 提供一定脉冲吸收能力,对更高能量的浪涌可考虑并联多颗(需注意热分布与均流)或在系统层面结合系列限流元件使用;
  • 焊接工艺:兼容表面贴装回流工艺,建议参考制造商的回流温度曲线与焊盘设计公差。

五、可靠性与工艺注意事项

  • 温度适应性良好,工作温度覆盖-55 ℃ 至 +150 ℃,适合多数工业与汽车级环境;
  • 玻璃钝化结和低电感结构有利于多次冲击后的稳定工作,但在极端过载(远高于 Ppp 条件)下仍可能损坏,设计时应留有余量;
  • 建议在量产前进行实际 PCB 上的 ESD/浪涌测试以验证系统级保护效果;
  • 储存与回流:请遵循元件的存储干燥与回流制程规范,避免超过制造商推荐的回流温度与时间导致封装或电气特性退化。

六、选型与采购建议

SMF6.5CA 适合需要在 6.5 V 级别附近实现双向浪涌钳位的应用。选型时注意以下几点:

  • 确认系统最大工作电压与 Vrwm(6.5 V)匹配,避免工作电压超过器件额定值;
  • 评估浪涌能量需求,Ppp 为 200 W(脉冲条件需参考厂方数据),对比系统所需吸收脉冲能量决定单颗或多颗并联;
  • 根据 PCB 空间与封装兼容性选择 SOD-123FL;如需更高能量等级或更低夹位电压,可参考同系列其他型号;
  • 采购时以完整的器件编码与制造商/授权分销商为准,并参考最新的数据手册作为最终设计依据。

总结:SMF6.5CA 集成了低轮廓封装、低电感特性与可靠的瞬态吸收能力,是一款在空间受限场合对中低压线路提供高效保护的表面贴装 TVS 器件。设计与应用时请结合系统电压、浪涌能量需求和 PCB 布局,共同优化保护效果。

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.