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RUILON SMD4532-800NF SMD4532
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- RUILON SMD4532-800NF
- Type
- RUILON
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- RUILON
- Electronic Component
- SMD4532-800NF
- Electronic Component
- 1
- Electronic Component
- 3.2mm
- Package
- 1812
- Electronic Component
- 2
- Electronic Component
- (GDT)
- Electronic Component
- ±30%
- Electronic Component
- 0.23g
- Electronic Component
- 4.5mm
- Electronic Component
- 2.7mm
- Electronic Component
- 1
- Electronic Component
- BM0264391805
- Operating Temperature
- 40℃~+90℃
- Capacitor
- 0.5pF
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SMD4532-800NF 产品概述
一、产品简介
SMD4532-800NF 为 RUILON（瑞隆源）系列陶瓷气体放电管（GDT），又称气放管、防雷管，封装规格为 1812（公制 4532），尺寸 4.5mm × 3.2mm × 2.7mm。器件设计用于对瞬态高压脉冲提供低阻抗放电通路，以保护电子设备免受雷击、电源浪涌和开关瞬变造成的破坏。
二、核心参数
- 极数：2 极（双极结构）
- 直流击穿电压 (Vdc)：800 V（典型）
- 冲击击穿电压 (Vimp)：1.2 kV
- 脉冲放电电流：2 kA（冲击脉冲能力）
- 极间电容：0.5 pF（低电容，有利于高频信号线保护）
- 精度：±30%（击穿电压允许偏差）
- 工作温度：-40 ℃ ～ +90 ℃
- 封装：1812（SMD）尺寸 4.5 × 3.2 × 2.7 mm
三、主要特性
- 高耐冲击能力：2kA 脉冲放电能力，可承受雷电及开关冲击能量。
- 低漏电与低电容：0.5pF 极小极间电容，对高速信号链影响极小，适合数据通信接口保护。
- 明确的击穿门槛：800V 直流击穿及 1.2kV 冲击击穿，适用于中高压防护场景。
- 宽温度范围：-40 ℃ 至 +90 ℃，适用于工业级环境。
- SMD 封装：1812 表面贴装，便于自动化贴装与批量生产。
四、典型应用
- 通信设备（基站、光纤收发器、交换机）输入/输出端口防雷保护
- 电源模块与电源输入端浪涌保护
- 安防监控与摄像机系统防雷防浪涌
- 工业控制与自动化设备的端子保护
- 智能电表、充电桩等需要中高压冲击保护的场合
五、使用与安装注意事项
- 布局建议：靠近受保护端口放置，尽量缩短与被保护线路之间的走线，以减少引线感抗和回路面积。
- 配合器件：在需要时与串联阻抗（如热敏电阻、熔断器）和并联滤波电容协同设计，提高系统整体可靠性。
- 防静电与加工：在贴装和回流焊过程中遵循制造商推荐的温度曲线，避免过高的回流温度和重复焊接。
- 环境与老化：长期暴露在含腐蚀性气体或潮湿环境中需采取防护或密封措施以延长寿命。
- 安全余量：根据系统最大可能的冲击电流和能量选择具有合适余量的气体放电管，不要仅以直流击穿电压为唯一选型依据。
六、选型建议
- 若需保护高速数据线（如以太网、光电转换端），优先考虑低极间电容型号（0.5pF）。
- 对于存在更高雷击能量的场合，可选取更高脉冲放电能力或并联多只器件以分担冲击能量。
- 在对击穿电压有严格要求的场合，注意 ±30% 的公差范围，必要时进行实际电路测试验证。
SMD4532-800NF 以其小型化 SMD 封装、较高冲击能力和极低电容的优势，适合各类需要稳健瞬态过压保护的现代电子设备。有关更详细的电气特性曲线与回流焊规范，请参阅 RUILON（瑞隆源）产品资料或与供应商技术支持联系。
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