WMSIC Electronic Components

ElecSuper SDT23C712L02-ES SDT23C712L02

ModelSDT23C712L02-ES
PackageSOT-23
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 SDT23C712L02-ES
Type
ELECSUPER
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
ELECSUPER
Electronic Component
SDT23C712L02-ES
Electronic Component
1
Package
SOT-23
Electronic Component
Electronic Component
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.029g
Electronic Component
1
Channel Count
Electronic Component
Cj- Capacitor
40pF
Electronic Component
BM0258687863
Operating Temperature
40℃~+125℃
Voltage
19V;26V
Electronic Component
IEC 61000-4-4;IEC 61000-4-2

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

SDT23C712L02-ES — 2路双向ESD保护器件 产品概述

一、产品简介

SDT23C712L02-ES 是 ElecSuper(静芯微) 出品的一款高性能、双路双向瞬态电压抑制(TVS)/ESD 保护器件。采用 SOT-23 小封装,专为对高速信号线、数据接口及通讯端口提供可靠的静电放电和脉冲干扰防护而设计。器件具有低漏电、快速响应、高能量吸收能力以及符合 IEC 电磁兼容性测试标准的抗扰性能,适合消费类、工业和通信设备的前端防护应用。

二、主要参数(关键规格)

  • 极性:双向(Bidirectional)
  • 通道数:双路(2 通道)
  • 反向截止电压 Vrwm:7V / 12V(对应两路或不同应用配置)
  • 击穿电压(典型):7.5V / 13.3V
  • 钳位电压(Vc):19V / 26V(典型)
  • 峰值脉冲电流 Ipp:17A(8/20µs 波形)
  • 峰值脉冲功率 Ppp:400W @ 8/20µs
  • 反向电流 Ir:≤1µA(常温下)
  • 结电容 Cj:约 40pF
  • 工作温度范围:-40℃ ~ +125℃
  • 防护等级/符合标准:IEC 61000-4-2(ESD)、IEC 61000-4-4(EFT)
  • 封装:SOT-23
  • 类型:ESD / TVS
  • 品牌:ElecSuper(静芯微)

三、特性与优势

  1. 双路双向保护:单片集成两路双向 TVS,能够同时保护两条差分或独立的信号线,节省 PCB 面积和物料成本。
  2. 高能量吸收:支持 400W(8/20µs)峰值功率及 17A 峰值脉冲电流,能有效吸收较大幅度的瞬态浪涌和静电放电能量。
  3. 低漏电与稳定击穿特性:反向漏电 ≤1µA,适合低功耗或待机要求高的系统;稳定的击穿和钳位特性可保证对下游电路的保护效果。
  4. 适用于高速信号:约 40pF 的结电容在兼顾保护能力的同时,对一般数据线影响较小(适用于 USB、串口、I/O 等信号线,但在极高速链路需评估)。
  5. 工业级温度与标准兼容性:-40~+125℃工作温度覆盖工业级应用,满足 IEC 61000-4-2 / 4-4 的电磁兼容测试需求。

四、典型应用场景

  • USB、RS-232/RS-485、CAN 总线、HDMI/DisplayPort 等接口的输入/输出防护(视信号速率与结电容匹配)。
  • 手机、平板、笔记本等消费电子的外部接口保护。
  • 工业控制与自动化设备中易受静电与脉冲干扰的信号通路。
  • 网络设备、监控摄像头、通信终端的前端防护。
  • 任何需要符合 IEC ESD / EFT 测试的产品。

五、典型电路与封装说明

  • 封装:SOT-23,封装小巧,便于自动贴装与高密度布局。
  • 典型接法:两信号线分别连接到器件的输入引脚,器件的公共参考端(通常为地或公共节点)用于泄放瞬态能量。对于双向 TVS,器件在正负方向都能对冲击电压进行夹断保护。
  • 建议在被保护的端口或连接器最接近的位置布局器件,以缩短环路长度和降低寄生感抗,提升抑制效率。

六、PCB 布局与使用建议

  • 放置位置:优先靠近需保护的接口/连接器处放置,尽量缩短从接口到 TVS 的走线长度。
  • 地平面处理:为保证高能量泄流能力,使用连续地平面并尽量减少地回路阻抗;若有分区地,确保 TVS 的参考地与被保护电路的公共地可靠相连。
  • 旁路与滤波:在对高速差分信号保护时,注意器件结电容对信号完整性的影响;必要时配合差分阻抗匹配或使用更低电容器件。
  • 热与可靠性:尽量避免在高散热或强振动环境中直接与热源接触,遵循封装的回流焊工艺规范以保证焊点可靠性。

七、选型提示

  • 若目标线缆或信号工作电压接近 Vrwm,需选择适当的 Vrwm 值避免误触发。
  • 对极高速接口(如高速差分对、千兆以太网等),优先评估结电容对信号眼图的影响;必要时选择专为高速设计的低电容 TVS。
  • 如需更高能量吸收或多通道保护,可考虑并联或选择更大功率等级的器件,但应注意分流与热管理。

SDT23C712L02-ES 在小封装内实现了对双路信号的高效双向保护,兼顾能量吸收能力与低漏电特性,适合对空间和成本敏感但又要求可靠 ESD/EFT 防护的应用场景。若需更详细的器件等效电路、管脚定义或典型波形图,请参考 ElecSuper 官方 Datasheet。

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