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RUILON RL1210A240K
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- RUILON RL1210A240K
- Type
- RUILON
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- RUILON
- Electronic Component
- RL1210A240K
- Electronic Component
- 1
- Package
- 1210
- Electronic Component
- Varistor Resistor
- Electronic Component
- 800mJ
- Electronic Component
- 0.072g
- Electronic Component
- 1
- Varistor Voltage
- 21.6V~27V
- Electronic Component
- BM0264354606
- Voltage
- 59V
- Operating Voltage(AC)
- 14V
- Operating Voltage(DC)
- 18V
- Surge Current
- 250A
- 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.
RL1210A240K 压敏电阻产品概述
一、产品基本定位与品牌背景
RL1210A240K是瑞隆源（RUILON） 推出的一款贴片式压敏电阻，属于其1210封装系列的中低压过压防护器件。瑞隆源作为国内专注于过压保护元件研发、生产的企业，产品覆盖消费电子、工业控制、通信等领域，RL1210A240K针对常见中低压电路的浪涌冲击需求设计，兼具小体积与高防护性能。
二、核心电气参数解析
该型号压敏电阻的参数明确了防护能力与适用场景，关键信息如下：
- 压敏电压：标注为“240K”，实际范围为21.6V~27V（对应24V±10%公差）。压敏电压是器件在1mA测试电流下的电压值，此范围确保了不同环境下的电压适配性。
- 工作电压：直流（DC）工作电压18V，交流（AC）工作电压14V。遵循“降额使用”原则（DC≤压敏电压75%，AC≤60%），避免长期老化，保证稳定工作。
- 钳位电压：59V（250A峰值浪涌电流下的测试值）。钳位电压是浪涌冲击时器件两端的最大电压，此值越低，对后级电路的保护效果越好。
- 浪涌耐受能力：峰值浪涌电流250A，能量800mJ。可应对雷击、静电放电（ESD）、电源开关浪涌等常见冲击场景。
三、封装与物理特性
RL1210A240K采用1210贴片封装（英制：0.12英寸×0.10英寸；公制：3.2mm×2.5mm），具有以下优势：
- 适配自动化表面贴装（SMT）工艺，便于大规模生产；
- 体积紧凑，适合高密度PCB设计，满足小型化电子设备的空间需求；
- 引脚符合行业标准，兼容性强，可直接替换同类封装产品。
四、性能优势总结
- 宽电压适配性：21.6V~27V的压敏电压范围，覆盖12V、18V等中低压DC/AC系统，减少选型复杂度；
- 快速响应防护：响应时间达纳秒（ns）级，瞬间导通泄放浪涌电流，保护MCU、传感器等敏感元件；
- 高可靠性：降额工作电压设计结合高浪涌耐受能力，降低老化速度，延长使用寿命；
- 集成便捷性：1210封装适合各类PCB布局，尤其适合消费电子、小型工业设备等空间敏感场景；
- 成本效益：在保证防护性能的前提下，小型化封装降低了整体电路的物料与装配成本。
五、典型应用场景
RL1210A240K的参数特性使其适用于以下场景：
- 消费电子：手机、平板、智能穿戴的充电接口（USB-C/Micro-USB）防护，以及显示屏、摄像头模块的过压防护；
- 工业控制：小型PLC、传感器节点、远程IO模块的电源端与信号端浪涌防护；
- 通信设备：路由器、交换机、光模块的以太网接口与电源电路防护；
- 汽车电子辅助系统：12V车载电路中小负载（氛围灯、传感器）的浪涌防护（需结合车规要求验证）。
RL1210A240K凭借小体积、宽电压适配、高浪涌耐受等优势，成为中低压电路过压防护的高性价比选择，适用于多种电子设备的防护设计。
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