WMSIC Electronic Components

FUXINSEMI SJD12C15L01

ModelSJD12C15L01
PackageSOD-123
BrandFUXINSEMI
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
FUXINSEMI SJD12C15L01
Type
FUXINSEMI
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
FUXINSEMI
Electronic Component
SJD12C15L01
Electronic Component
1
Package
SOD-123
Electronic Component
Electronic Component
Type
TVS
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.041g
Electronic Component
1
Channel Count
Electronic Component
Electronic Component
BM0265156931
Operating Temperature
55℃~+150℃
Voltage
24.4V
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.

SJD12C15L01瞬态抑制二极管(TVS)产品概述

SJD12C15L01是FUXINSEMI(富芯森美)推出的一款低电压双向瞬态抑制二极管(TVS),专为15V级电路系统的过压防护设计,兼具小体积、高可靠性与宽温适应性,可有效抑制静电放电(ESD)、浪涌脉冲等瞬态过压,保护敏感电子元器件免受损坏。

一、产品定位与核心应用方向

该器件属于通用型TVS防护器件,核心定位是为15V工作电压的电路提供“无感知”的瞬态过压保护——既不影响系统正常工作,又能在脉冲过压发生时快速响应,将电压钳位在安全范围内。

其应用方向覆盖三大领域:

  1. 消费电子:智能手机、平板电脑、笔记本电脑的充电端口、USB/Type-C数据接口防护;
  2. 汽车电子:车载USB接口、车身传感器(温度、压力、位置传感器)、小型控制器的过压防护(适配汽车级宽温需求);
  3. 工业与通信:小型PLC输入输出端口、无线模块信号线路、工业传感器模块的瞬态防护。

二、关键电气参数深度解析

SJD12C15L01的参数设计针对性强,完全匹配15V系统的防护需求,核心参数意义如下:

1. 极性与基础防护特性

  • 双向极性:无需区分正负方向即可安装,简化PCB设计与生产流程,同时可防护正负双向的瞬态脉冲(如静电放电的正负脉冲)。

2. 工作与防护阈值参数

  • 反向截止电压(Vrwm=15V):系统正常工作时,器件反向漏电流极小(1μA),可稳定承载15V以内的工作电压,不影响电路功能;
  • 击穿电压(Vbr=18.5V):当电路电压超过18.5V时,器件反向导通,开始吸收过压能量;
  • 钳位电压(Vc=24.4V):脉冲过压发生时,器件将电压钳位至24.4V以内,确保后级敏感元器件(如MCU、传感器)的安全工作电压不被突破。

3. 脉冲耐受能力

  • 峰值脉冲电流(Ipp=8.2A):单次脉冲可承受最大8.2A电流,对应峰值脉冲功率(Ppp=200W),可有效应对IEC 61000-4-2标准下的ESD脉冲(接触放电8kV、空气放电15kV)及小型浪涌脉冲。

三、封装与可靠性设计特点

SJD12C15L01采用SOD-123表面贴装封装,具备以下优势:

  1. 小体积高密度:封装尺寸约2.9mm×1.6mm×1.1mm,适配小型化PCB设计(如消费电子主板、汽车电子控制器);
  2. 焊接可靠性:表面贴装工艺兼容自动化生产,焊点机械强度高,耐焊接热性能符合行业标准;
  3. 可重复防护:TVS为“可恢复型”防护器件,多次承受脉冲后仍能保持性能稳定,无需像保险丝那样更换。

四、环境适应性与安全认证

该器件的环境适应性满足严苛场景需求:

  • 宽温工作范围:-55℃~+150℃,可在汽车发动机舱(高温)、工业户外设备(低温)等极端环境下稳定工作;
  • 防护标准认证:符合IEC 61000-4-2静电放电防护标准,同时通过RoHS无铅认证,适配环保要求。

五、品牌与品质保障

FUXINSEMI(富芯森美)是国内专注于功率半导体与保护器件的厂商,SJD12C15L01具备以下品质优势:

  • 参数一致性:批量生产中参数离散性小,确保不同批次产品防护性能稳定;
  • 可靠性验证:通过高低温循环、脉冲寿命测试等可靠性实验,满足汽车电子AEC-Q101相关要求(适配宽温场景);
  • 技术支持:提供电路防护方案设计支持,帮助客户优化防护效果。

总结:SJD12C15L01是一款针对15V系统的高性价比双向TVS,小体积、宽温、高脉冲耐受能力使其成为消费电子、汽车电子、工业控制等领域的理想过压防护选择。

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