WMSIC Electronic Components

SEMTECH UCLAMP1211P.TCT UCLAMP1211P

ModelUCLAMP1211P.TCT
PackageSLP1006-2
BrandSEMTECH
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 Date code within 2 years

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
SEMTECH UCLAMP1211P.TCT
Type
SEMTECH
Unit
Electronic Component
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
SEMTECH
Electronic Component
UCLAMP1211P.TCT
Electronic Component
1
Package
SLP1006-2
Electronic Component
Electronic Component
Type
ESD
Electronic Component
ESD and Surge Protection (TVS / ESD)
Electronic Component
0.031g
Electronic Component
1
Channel Count
Electronic Component
Cj- Capacitor
25pF
Electronic Component
BM0257559902
Operating Temperature
55℃~+125℃
Voltage
28.5V

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

SEMTECH UCLAMP1211P.TCT ESD防护器件产品概述

SEMTECH UCLAMP1211P.TCT是一款专为低电压电路静电放电(ESD)防护设计的单通道双向器件,属于UCLAMP系列核心产品。其凭借紧凑封装、宽温耐受与可靠防护性能,适配消费电子、工业控制等多场景需求,是敏感电路(如MCU、传感器)的基础防护方案。

一、核心身份与品牌背书

SEMTECH作为全球模拟与混合信号半导体领域的领先厂商,UCLAMP系列是其ESD防护器件的成熟产品线。UCLAMP1211P.TCT明确为单通道双向ESD防护器件,针对12V及以下电压电路优化,封装采用SLP1006-2超小型表面贴装形式,兼顾高密度布局与安装便捷性。

二、关键电气参数深度解析

该器件的电气参数围绕“防护有效性+电路兼容性”双维度设计,核心参数如下:

  1. 防护电压阈值:
    反向截止电压(Vrwm)12V,确保电路正常工作时器件处于截止状态,不干扰信号;击穿电压13.3V,ESD脉冲触发时快速导通;钳位电压28.5V,导通后将电压限制在安全范围,避免后端电路击穿。
  2. 脉冲耐受能力:
    峰值脉冲电流(Ipp)7A(8/20μs波形)、峰值脉冲功率(Ppp)200W,可有效泄放人体放电(HBM)、机器放电(MM)等常见ESD冲击,满足IEC 61000-4-2标准。
  3. 低损耗特性:
    反向漏电流(Ir)仅1μA,正常工作时几乎无额外功耗,适配低功耗电路;结电容(Cj)25pF,对低速信号(如I2C、UART)传输完整性影响极小。
  4. 通道与极性:
    单通道双向设计,可同时应对正、负极性ESD脉冲,无需区分安装方向,简化电路布局。

三、封装与物理特性

UCLAMP1211P.TCT采用SLP1006-2超小型表面贴装封装,引脚数为2,典型尺寸约1.0mm×0.6mm,适配消费电子、物联网节点等高密度PCB设计;无极性双向结构,焊接时无需考虑正负极,降低安装出错概率。

四、典型应用场景

结合参数特性,该器件主要适配以下场景:

  1. 消费电子接口:手机、平板的USB端口、耳机插孔、按键电路,25pF结电容不影响低速信号传输;
  2. 工业控制设备:传感器接口、PLC输入输出端口,-55℃~+125℃宽温范围应对工业现场极端温度;
  3. 小型物联网节点:低功耗传感器、智能穿戴设备,1μA低漏电流不增加节点功耗,小封装适配设备小型化;
  4. 汽车辅助电路:车载显示屏按键、低电压传感器接口(宽温性能提供基础适配性)。

五、防护性能与标准适配

该器件符合IEC 61000-4-2国际ESD防护标准,可抵御接触放电(最高±8kV)与空气放电(最高±15kV)冲击;双向防护机制确保正负极性ESD脉冲均能快速泄放,保护敏感电路免受静电损坏。

六、工作环境与可靠性

工作结温范围为-55℃至+125℃,覆盖工业、汽车等极端环境;高温下漏电流仍保持稳定,不会因温度升高导致功耗剧增;结电容随温度变化小,保证信号传输一致性。

七、选型与应用注意事项

  1. 电压匹配:建议用于工作电压≤12V的电路(如3.3V、5V系统),避免超过Vrwm导致器件提前导通;
  2. 信号速率:25pF结电容适合低速信号(≤100Mbps),高速信号(如USB3.0、HDMI)需选用低电容(<10pF)器件;
  3. 安装方式:需并联在被保护电路的信号/电源端与地之间,确保ESD脉冲快速泄放;
  4. 焊接要求:遵循SLP1006-2封装的回流焊温度曲线,避免高温损坏器件。

总结

UCLAMP1211P.TCT凭借紧凑封装、宽温耐受、双向防护与低损耗特性,成为低电压电路ESD防护的高性价比选择,广泛适配多行业应用需求,是SEMTECH UCLAMP系列的经典器件之一。

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