WMSIC Electronic Components

Brightking 151KD05J

Model151KD05J
PackageThrough-hole
BrandBrightking
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
Brightking 151KD05J
Type
BRIGHTKING
Minimum package
1000 袋

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Brightking
Electronic Component
151KD05J
Electronic Component
1
Package
Through-hole
Electronic Component
Varistor Resistor
Electronic Component
6.5J
Electronic Component
0.361g
Electronic Component
1
Varistor Voltage
135V~165V
Electronic Component
BM0265147986
Voltage
260V
Static Power
100mW
Static Capacitor
1.65nF@1kHz
Operating Voltage(AC)
95V
Operating Voltage(DC)
125V

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

Brightking 151KD05J 插件式压敏电阻产品概述

Brightking(台湾君耀)作为过压保护器件领域的专业品牌,其151KD05J型号为插件式氧化锌压敏电阻,专为低压电路的瞬态浪涌抑制设计,兼具稳定保护性能与长期可靠性,广泛适配民用及小型工业设备的电路防护需求。

一、产品核心定位与基础原理

151KD05J属于氧化锌(ZnO)压敏电阻范畴,核心功能是电路过压保护:当电路遭遇瞬态浪涌(如雷击感应、开关切换、静电放电)时,器件会快速从高阻态转变为低阻态,将浪涌电压钳位在安全范围,避免后级敏感元器件(IC、电容、半导体)被击穿。其插件式封装设计,兼顾了传统电路的安装兼容性与手工/波峰焊的便捷性。

二、关键电气参数深度解析

该型号的参数直接决定适用场景,核心解析如下:

  • 压敏电压:135V~165V(典型值150V)—— 器件的“转折电压”,电压超过此范围后电阻急剧下降,开始泄放浪涌电流;
  • 钳位电压:260V(@峰值浪涌电流400A)—— 浪涌发生时,电路电压被稳定在260V以下,是后级器件耐压设计的关键参考;
  • 长期工作电压:DC125V / AC95V(有效值)—— 器件可长期稳定工作的电压范围,需确保电路正常电压不超过此值;
  • 浪涌耐受能力:峰值浪涌电流400A、浪涌能量6.5J—— 适配中等强度瞬态干扰(如家庭电网开关浪涌、小型雷击感应);
  • 静态电容:1.65nF(@1kHz)—— 高频寄生电容,对低速信号电路影响小,需注意高频信号电路的兼容性;
  • 静态功率:100mW—— 长期功耗极低,无额外发热,适合小功率设备。

三、物理特性与封装说明

151KD05J采用标准插件式封装(轴向/径向引脚),引脚间距、尺寸符合行业规范,可直接替换同类插件压敏电阻。装配无需特殊贴装设备,适配手工焊接、波峰焊等传统工艺,安装便捷。

四、性能优势与设计适配性

该型号的核心优势:

  1. 电压精准匹配:长期工作电压(DC125V/AC95V)适配110V/220V降压后的控制电路;
  2. 快速响应保护:μs级响应速度,能瞬间抑制瞬态浪涌;
  3. 高可靠性:Brightking工艺保障,抗老化能力强,长期工作稳定性高;
  4. 低功耗设计:100mW静态功率不增加电路负载,适合电池供电设备。

五、典型应用场景举例

151KD05J广泛应用于:

  • 家用电器控制板:洗衣机、空调、冰箱的MCU电路保护;
  • 小型电源适配器:手机充电器、路由器电源的输入过压防护;
  • LED驱动电路:低压LED灯具的电源端浪涌抑制;
  • 低压电器回路:接触器、继电器线圈的过压保护;
  • 通信辅助电路:小型通信设备的电源接口防护。

六、选型与使用注意事项

为确保效果与寿命,需注意:

  1. 电压校验:电路正常电压需低于器件长期工作电压,压敏电压需高于电路电压1.2~1.5倍(本型号已适配);
  2. 钳位电压匹配:需确保260V钳位电压低于后级器件最大耐压;
  3. 焊接规范:焊接温度≤260℃,时间≤5秒,避免引脚过热;
  4. 环境温度:工作温度控制在-40℃~85℃,超出需降额;
  5. 高频兼容:高频信号电路需评估1.65nF电容影响,必要时并联补偿电容。

综上,Brightking 151KD05J是一款性价比高、适配性强的插件式压敏电阻,能有效解决低压电路的瞬态浪涌问题,适合各类传统及小型电子设备的过压保护设计。

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