Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
RUILON SMD4532-1500 SMD4532
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- RUILON SMD4532-1500
- Type
- RUILON
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- RUILON
- Electronic Component
- SMD4532-1500
- Electronic Component
- 1
- Electronic Component
- 3.2mm
- Package
- 1812
- Electronic Component
- 2
- Electronic Component
- (GDT)
- Electronic Component
- ±20%
- Electronic Component
- 0.24g
- Electronic Component
- 4.5mm
- Electronic Component
- 2.7mm
- Electronic Component
- 1
- Electronic Component
- BM0258885399
- 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.
SMD4532-1500 (RUILON 瑞隆源) 产品概述
一、产品简介
SMD4532-1500 是瑞隆源（RUILON）推出的一款1812封装表面贴装防雷/浪涌保护元件，极数为2，适用于需要高能量吸收和低寄生电容的电路保护场合。器件设计用于快速响应过电压脉冲，保护敏感电子设备免受瞬态过电压和冲击干扰。
二、主要参数与性能特点
- 直流击穿电压（Vdc）：1500 V（±20% 精度）
- 冲击击穿电压（Vimp）：2000 V
- 脉冲放电电流：2 kA（峰值）
- 极间电容：0.5 pF（极低寄生电容，有利于高速信号线使用）
- 极数：2（双极结构）
- 工作温度范围：-40 ℃ ~ +90 ℃
- 封装尺寸：1812（长度 4.5 mm × 宽度 3.2 mm × 高度 2.7 mm）
这些参数表明该器件在承受大电流瞬变冲击时具有良好放电能力，同时保持极低的电容影响，适合电源线与高速数据线的保护。
三、典型应用场景
- 工业控制与电力设备的输入端防护
- 通信、测试设备的接口浪涌保护（RS‑232/RS‑485 等）
- 光伏逆变器、充电桩等高电压系统的过压保护
- 需要低电容且能量吸收能力强的精密仪器防护
四、封装与机械特性
1812 封装（SMD4532）便于自动化贴装与回流焊工艺。小尺寸利于高密度 PCB 布局。器件耐温性能适合工业级应用，需在 PCB 设计时预留足够的焊盘与散热路径以确保稳定工作。
五、安装与使用注意事项
- 推荐按 PCB 布局规范设计铜箔散热并保留焊盘尺寸，避免应力集中。
- 采用标准回流焊工艺（遵循元件制造商焊接建议），避免超出器件耐温限制。
- 在高能环境下建议与熔断器、限流电阻等配合使用，以防多次大电流冲击后器件退化。
- 选型时考虑直流与冲击电压余量，保证长期可靠性。
六、选型与替代建议
当系统需要同时满足高击穿电压、大脉冲放电电流且对寄生电容敏感时，SMD4532-1500 为优选。若工作电压或冲击电流水平不同，可参照厂商系列产品选择不同 Vdc 或更高/更低放电能力的型号。
七、储存与可靠性
建议干燥包装储存，避免潮湿与机械冲击；在运输与存储期间遵守常规电子元器件防潮、防静电规定。长期运行应定期检查系统保护状态，必要时进行更换以保证可靠性。
总结：SMD4532-1500 以其 1.5 kV 的击穿电压、2 kA 的脉冲放电能力及极低的极间电容，适用于工业与通信等需要高能量吸收且对信号完整性有要求的保护场合，是一种实用、高可靠的表贴浪涌防护元件。
Request for quote
Send RFQ
Use the form for single models, category sourcing, and multi-line BOM requirements.
Product sourcing intelligence
Model, package, availability, and BOM fit reviewed before quotation.
WMSIC turns product data, package visuals, BOM context, and sourcing signals into practical RFQ notes for buyers.
BOM matching & alternatives
BOM lines are compared by package, parameters, quantity, and workable alternatives for cleaner sourcing decisions.
Sourcing availability signal
Stock routes, quotation confidence, lead-time notes, and shipment feasibility are checked before sales follow-up.
Buyer sourcing scenarios
Examples of how common component sourcing requests are organized.
Typical RFQ scenarios based on the WMSIC form fields, catalog data, manual review steps, and shipment preparation workflow.
The buyer shares the full part number, package requirement, quantity, destination, and available product photos so the quotation can record the exact version under review.
A multi-line BOM is organized into direct sourcing lines, lines that need package clarification, and lines where alternative-part review is permitted.
The original manufacturer part number, datasheet revision, application, critical limits, and acceptable changes are collected before possible candidates are discussed.
Sample quantity, minimum packing, package format, target date, and courier destination are kept together in one RFQ conversation.
Package photos, model markings, board context, and the quantity needed for repair help focus the sourcing review on the relevant version.
When a suffix or package note is incomplete, the response records the open difference and requests buyer confirmation before procurement proceeds.
Packing format, carton notes, invoice details, courier option, destination, and tracking handoff are coordinated around the confirmed order.
The request connects the previously used model, current demand, package evidence, target timing, and replenishment sourcing route.
Related products
Packaged components ready for RFQ.
