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ROQANG RVE1E220M0505
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- ROQANG RVE1E220M0505
- Type
- ROQANG
- Minimum package
- 1000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- ROQANG
- Electronic Component
- RVE1E220M0505
- Electronic Component
- 1
- Electronic Component
- 22uF
- Package
- SMD,D5xL5.4mm
- Electronic Component
- SMD Aluminum Electrolytic Capacitor
- Electronic Component
- ±20%
- Electronic Component
- 0.354g
- Electronic Component
- 1
- Electronic Component
- BM0264860506
- Electronic Component
- 2000hrs@105℃
- Operating Temperature
- 55℃~+105℃
- Current
- 110mA@120Hz
- Voltage
- 25V
- Capacitor
- 5mm
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
RVE1E220M0505 产品概述
一、主要参数与产品定位
RVE1E220M0505 为 ROQANG（容强）推出的一款贴片型铝电解电容，基本参数：电容量 22µF，公差 ±20%，额定电压 25V，纹波电流 110mA（@120Hz），等效串联电阻 ESR 2.5Ω。电容体尺寸为 D5×L5.4mm，SMD 封装，工作温度范围 -55℃～+105℃，在 105℃ 下额定寿命 2000 小时。该型号定位于体积小、适合空间受限的电源旁路与滤波场合，属于工业级通用型元件。
二、结构与外观
产品为表面贴装铝电解电容，圆柱形电容体直径 5mm，长度 5.4mm。极性明确，正负极标识清晰，顶端设安全排气装置。SMD 形式便于自动贴装与回流焊接，适配紧凑 PCB 布局。
三、主要特性与优势
- 小型化封装，节省 PCB 面积，适合密集布局设备。
- 105℃ 高温等级与 2000h 寿命，能满足一般工业环境的可靠性需求。
- 额定纹波电流 110mA（120Hz）可用于低频整流滤波；按 P = I^2·ESR 估算，在额定条件下功耗约 0.11^2×2.5 ≈ 0.03W，发热较小。
- 成本效益高，适合对性能/成本有平衡要求的设计。
四、典型应用场景
- 开关电源与线性电源的输入／输出滤波与旁路；
- 工业控制、仪表及通信设备的去耦与平滑；
- 便携设备与模块化电路中空间受限的电解电容替换方案。
五、使用建议与可靠性
- 建议工作电压适度降额以延长寿命：若长期工作可考虑 ≤ 60%～80% 额定电压（例如 16V 左右）以获得更长寿命与更低泄漏。
- 温度对寿命影响显著：以经验法则温度每降 10℃ 寿命约加倍，故在 85℃ 下寿命大于 2000h。
- 注意纹波电流不能长期超额，超额纹波会引起内部升温加速老化；对于高频纹波，ESR 对损耗影响更显著，应评估实际频率成分。
- 极性连接必须正确，反向电压会导致失效或爆裂；焊接与回流应遵循厂方的温度曲线以避免加速电解质劣化。
六、封装与焊接注意事项
- 封装 D5×L5.4mm，建议按照制造商提供的 PCB 焊盘尺寸与贴装图进行布局，保证稳定的焊点和良好散热。
- 回流焊时避免长时间高温停留；若采用手工焊接，控制局部温度，避免直接加热电容体。
- 存储应避光、干燥、常温环境，长期存放前建议密封包装以防电解质挥发与吸潮。
总结：RVE1E220M0505 以其小型化、工业温度等级与经济性，适合多类中低频滤波与去耦场合。设计时关注电压降额、纹波匹配与热管理，可获得较好的使用寿命与稳定性。若需更高纹波能力或更低 ESR，可考虑并联多个或选用低 ESR 的电容替代。
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