WMSIC Electronic Components

KUU K4532-075-LF

ModelK4532-075-LF
Package1812
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 25+

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Technical data

Product details

19 specifications

Core information

Product name
KUU K4532-075-LF
Type
KUU
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
KUU
Electronic Component
K4532-075-LF
Electronic Component
1
Electronic Component
3.2mm
Package
1812
Electronic Component
2
Electronic Component
(GDT)
Electronic Component
±30%
Electronic Component
0.288g
Electronic Component
4.5mm
Electronic Component
2.7mm
Electronic Component
1
Electronic Component
BM0264548705
Operating Temperature
40℃~+90℃
Capacitor
1pF

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

K4532-075-LF 瞬态抑制二极管产品概述

一、产品定位与核心价值

K4532-075-LF是KUU品牌推出的1812封装瞬态抑制二极管(TVS),核心定位为电子电路的过压/浪涌防护核心器件,可快速响应静电放电(ESD)、雷电浪涌、电源开关瞬态等异常电压,避免后端敏感元器件(如MCU、射频芯片、传感器)被击穿损坏,广泛适配消费电子、工业控制、通信设备等多领域应用场景。

二、关键技术参数与设计逻辑

该产品参数设计兼顾防护能力、高频兼容性与环境适应性,核心参数及实际意义如下:

2.1 电气防护核心参数

  • 直流击穿电压(Vdc):75V±30%
    是器件正常工作时的最大安全电压阈值,过压超过此值时快速导通;±30%精度为TVS器件常见等级,保证批量产品一致性,避免电压偏差导致防护失效或误触发。
  • 脉冲放电电流(2kA)
    指器件能承受的峰值脉冲电流(8/20μs标准波形),2kA属于中高防护等级,可有效应对典型雷电感应浪涌、电源开关瞬态等强冲击。
  • 冲击击穿电压(Vimp):600V
    对应2kA脉冲电流下的击穿电压,明确极限浪涌时的电压钳位能力,确保后端电路电压被限制在安全范围。
  • 极间电容:1pF
    低电容是核心优势之一,1pF的电容值可忽略对高频信号(射频、高速数字信号)的影响,避免信号衰减、相位失真,适配高速链路防护需求。

2.2 环境与封装参数

  • 工作温度:-40℃~+90℃
    宽温范围覆盖工业级环境(部分工业场景要求-40~+85℃),可稳定工作于户外设备、高温车间等极端场景。
  • 封装尺寸:4.5mm×3.2mm×2.7mm
    符合1812贴片封装标准(英制0.18″×0.12″),尺寸紧凑适配高密度PCB设计,支持自动化贴装与回流焊工艺,生产效率高。

三、典型应用场景

结合参数特性,K4532-075-LF的典型应用场景包括:

3.1 消费电子接口防护

如手机、平板、笔记本的USB Type-C、HDMI、音频接口,需应对静电放电(人体模型HBM可达±15kV)与热插拔浪涌,低电容(1pF)可保证高速数据传输不中断。

3.2 通信设备浪涌防护

基站射频端口、路由器WAN/LAN口、光模块电源端,需承受雷电感应浪涌(10/700μs波形),2kA脉冲电流能力可有效钳位异常电压,保护射频芯片与通信模块。

3.3 工业控制电路防护

PLC输入输出端口、传感器信号链路、电机驱动电源端,需适应-40℃低温与高温车间环境,宽温设计+1812封装可适配工业设备的紧凑布局。

3.4 高速信号链路防护

如10Gbps以太网、LVDS视频链路,低电容(1pF)不会引入信号串扰,可在不影响传输性能的前提下实现过压防护。

四、产品优势总结

  1. 高频兼容性强:1pF极间电容,适配射频、高速数字信号链路;
  2. 防护能力可靠:2kA脉冲电流+600V冲击击穿电压,应对强浪涌;
  3. 环境适应性广:-40℃~+90℃宽温范围,覆盖工业/消费场景;
  4. 安装便捷:1812贴片封装,支持自动化生产,节省PCB空间;
  5. 一致性稳定:±30%击穿电压精度,批量应用可靠性高。

该产品通过平衡防护性能与应用兼容性,成为多领域电路过压防护的高性价比选择。

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