WMSIC Electronic Components

Brightking 4532-471-LF

Model4532-471-LF
Package1812
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 4532-471-LF
Type
BRIGHTKING
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Brightking
Electronic Component
4532-471-LF
Electronic Component
1
Electronic Component
3.2mm
Package
1812
Electronic Component
2
Electronic Component
(GDT)
Electronic Component
0.256g
Electronic Component
4.5mm
Electronic Component
2.7mm
Electronic Component
1
Electronic Component
BM0212641663
Operating Temperature
40℃~+85℃
Capacitor
0.5pF
Electronic Component
Electronic Component

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

产品概述:4532-471-LF 放电管

一、产品简介

4532-471-LF 是由台湾君耀(Brightking)公司生产的一款表面贴装(SMD)放电管,具有470V的额定电压。该产品采用了4.5x3.2mm的封装尺寸,适用于各种电子电路的过电压保护需求。放电管通常用于电压突变情况下的瞬态电压抑制,能够有效保护后续电路组件免受瞬时高电压带来的损害。

二、基本参数

  1. 额定电压:470V
  2. 封装形式:SMD
  3. 封装尺寸:4.5mm x 3.2mm
  4. 产品型号:4532-471-LF
  5. 品牌:Brightking(台湾君耀)

三、工作原理

放电管(也称为气体放电管,GDT)是一种基于气体电离原理的防雷元件。在正常工作电压下,放电管处于高电阻状态,几乎不导电。当电路中的电压超过其额定电压(在本款产品中为470V)时,放电管内部的气体会被电离,形成导电通路,从而使电流能够通过。这一过程迅速将过电压瞬间引入地面或安全元件,防止电压进一步升高,以此来保护敏感电子设备。

四、主要应用

4532-471-LF 放电管广泛应用于以下场景:

  1. 电源设备保护:用于电源适配器、开关电源等设备中,有效防止各种电压瞬变对设备造成损伤,提高系统的可靠性和稳定性。

  2. 通信设备:在通信基站、路由器以及各种通信设备中,放电管可以有效抗击因雷电或电力干扰引起的高电压瞬变。

  3. 汽车电子:现代汽车中大量应用电子控制单元(ECU),放电管可保护这些单元不受过电压影响,提升电子系统的耐用性。

  4. 消费电子产品:如电视机、家庭影院和电脑等,保护这些设备免受电网冲击、电压不稳等问题产生的损害,确保产品的良好运作。

  5. 工业仪器:在高压设备、工业自动化控制系统中,放电管能够防止因设备故障或外界环境变化引发的电压浪涌,保护系统安全。

五、优点与特性

  1. 快速响应:放电管对瞬态电压的响应速度极快,能够在短时间内有效限制过电压,提高电路的抗冲击能力。

  2. 长寿命:放电管的设计和材料使其具有较长的使用寿命,一般情况下无需频繁更换,降低了维护成本。

  3. 低泄漏电流:在正常工作电压范围内,放电管几乎没有电流泄漏,这有利于节能和减少电路损耗。

  4. 小型化封装:4.5x3.2mm的封装尺寸使得4532-471-LF适合于空间受限的现代电子设备,满足小型化设计的需求。

  5. 高可靠性:作为被广泛应用的保护元件,放电管的高可靠性使它成为许多电子设备防护设计的首选。

六、使用注意事项

在使用4532-471-LF放电管时,需注意以下事项,以确保其正常工作:

  1. 安装方向:在表面贴装中,确保放电管的引脚正确焊接,避免引入不必要的电阻。

  2. 环境适应性:确保放电管的工作环境符合其规格要求,以避免高温、高湿等环境影响其性能。

  3. 电路设计考虑:设计电路时,须考虑放电管的参数与整个电路系统的匹配,确保其正常保护功能。

七、结论

4532-471-LF放电管作为台湾君耀公司推出的一款高性能过电压保护元件,凭借其优良的技术参数和宽广的应用范围,成为现代电子设备抗干扰的理想选择。随着科技的不断进步,电路保护技术也在不断更新迭代,放电管的应用将更加广泛,为各行业的电子设备提供更为安全与稳定的保障。

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