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Brightking BK22001002
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- Brightking BK22001002
- Type
- BRIGHTKING
- Minimum package
- 2500 盒
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Brightking
- Electronic Component
- BK22001002
- Electronic Component
- 1
- Package
- Through-hole
- Capacitor
- 0.8pF
- Electronic Component
- Electronic Component
- Electronic Component
- 0.85g
- Electronic Component
- 1
- Voltage
- 200V
- Electronic Component
- BM0265797467
- Operating Temperature
- 40℃~+85℃
- Surge Current
- 1kA
- Resistor
- 100MΩ
- Electronic Component
- Electronic Component
- Electronic Component
- 2500
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
Brightking君耀BK22001002放电管产品概述
一、核心参数清晰呈现
BK22001002是台湾君耀（Brightking）推出的通用型轴向引线放电管，核心参数经过优化，适配多数低压电路防护需求，具体如下：
参数类别 规格值 关键说明 击穿电压 200V±20% 典型工作电压需低于160V（留余量） 绝缘电阻 ≥100MΩ（100V DC测试） 常态下不干扰线路信号 寄生电容 0.8pF 兼容高频信号传输 最大浪涌电流 1kA（8/20μs波形） 单次浪涌耐受能力 工作温度范围 -40℃~+85℃ 宽温适应恶劣环境 封装类型 轴向引线DIP 插件安装适配性强二、产品设计特点与优势
BK22001002的设计兼顾防护可靠性与应用灵活性，核心优势体现在以下几点：
1. 低电容适配高频场景
0.8pF的寄生电容远低于多数放电管，不会对高频信号（如电话音频、以太网100M/1000M信号）造成明显衰减，适合需要兼顾“防护+信号完整性”的接口设计。
2. 宽温范围抗环境干扰
-40℃~+85℃的工作温度，能适应户外终端（如基站附近的路由器）、工业控制箱（高低温波动）等场景，无需额外温控模块。
3. 轴向引线易安装替换
DIP轴向封装引脚符合标准插件工艺，焊接时无需特殊夹具，普通烙铁即可操作；维修时可直接拔插替换，降低维护成本。
4. 稳定击穿特性一致性好
±20%的击穿电压精度，批量应用中参数偏差小，避免因个体差异导致“防护失效”或“误触发”，适合标准化生产。
三、典型应用场景
BK22001002作为小功率电路过压防护器件，常见应用包括：
- 通信接口：固定电话RJ11、路由器RJ45、Modem串口，防护雷电感应或静电浪涌；
- 工业控制：PLC输入输出端口、传感器信号线路，抑制现场浪涌干扰；
- 消费电子：机顶盒HDMI/USB接口、智能电视电源端，防护插拔静电或负载突变浪涌；
- 低压电源：小型开关电源输出端，抑制瞬态过压（如负载切换产生的尖峰）。
四、可靠性与验证
该产品经多轮可靠性测试，性能稳定：
- 浪涌寿命：多次承受1kA浪涌（8/20μs）后，击穿电压变化≤5%，绝缘电阻仍≥50MΩ；
- 温度测试：-40℃~+85℃循环测试1000小时，参数无明显衰减；
- 标准 compliance：符合IEC 61000-4-5浪涌抗扰度标准，满足工业/民用设备防护要求。
五、使用注意事项
为确保防护效果，使用时需注意：
- 安装方式：无极性，直接并联在被防护线路两端（一端接信号/电源，一端接地）；
- 焊接要求：焊接温度≤260℃，时间≤3秒，避免高温损坏内部电极；
- 电压余量：常态工作电压需低于击穿电压的80%（≤160V），防止误触发；
- 浪涌限制：单次浪涌电流不得超过1kA，若需更高防护，可串联熔断器或并联多个器件降额；
- 环境防护：避免在腐蚀性气体（如硫化氢）环境中使用，防止引脚氧化。
BK22001002凭借平衡的防护性能、易用性与成本优势，是小功率电路过压防护的经济实用选择，广泛适配通信、工业、消费电子等领域。
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