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RUILON P6KE18A
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- RUILON P6KE18A
- Type
- RUILON
- Minimum package
- 2000 盒
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- RUILON
- Electronic Component
- P6KE18A
- Electronic Component
- 1
- Package
- DO-15
- Electronic Component
- Electronic Component
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.331g
- Electronic Component
- 1
- Electronic Component
- BM0259011135
- Operating Temperature
- 55℃~+150℃
- Voltage
- 25.2V
- Current(Ir)
- 1uA
- Voltage(VBR)
- 18.9V
- 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.
P6KE18A 产品概述
一、产品简介
P6KE18A 是 RUILON（瑞隆源）推出的一款单向瞬态电压抑制二极管（TVS），用于抑制瞬态过电压和浪涌冲击，保护敏感的电子器件和电路不受雷击、开关瞬态或电磁干扰导致的高压脉冲损害。该器件封装为 DO-15（轴向引线），适用于通过孔封装的电源与接口保护场景。
二、主要电气参数
- 极性：单向
- 反向工作电压 Vrwm：15.3 V（推荐的持续工作电压上限）
- 击穿电压 Vbr：18.9 V（测试条件下）
- 钳位电压 Vc（Ipp）：25.2 V（在指定脉冲电流下）
- 峰值脉冲电流 Ipp：24 A @ 10/1000 μs 波形
- 峰值脉冲功率 Ppp：600 W @ 10/1000 μs 波形
- 反向漏电流 Ir：1 μA（常温下）
- 工作温度范围：-55 ℃ ~ +150 ℃
这些参数表明 P6KE18A 针对 12 V 级别直流系统及类似工作电压的应用具有良好的浪涌吸收能力。
三、典型应用场景
- 汽车电源总线（12V/24V 系统的瞬态抑制，需按汽车规范评估）
- 开关电源输入与输出的浪涌保护
- 工业控制和传感器接口的过压保护
- 通信设备、电源模块与母线保护
注：因为为单向型，适用于直流或极性可预知的线路；若用于交流线路或极性不确定的场合，应选用双向 TVS。
四、使用与布局建议
- 靠近被保护元件或连接器放置 TVS，以减小导线与焊盘的串联电感，确保钳位效果。
- 对于高能量或重复脉冲场景，应在电路中配合熔断器、限流电阻或抑制网络使用，以防器件热失效。
- DO-15 轴向封装适合通过孔安装，焊接时遵循厂商的焊接温度与时间限制，避免过热。
- 在高温环境或密集布局中注意散热路径，尽量增加焊盘面积与导热金属层，有助于脉冲能量分散。
五、可靠性与测试要点
- 在选型与验证阶段，应在目标系统的实际浪涌条件下验证钳位电压、击穿稳定性与重复脉冲能力。
- 注意器件在高温下漏电流会上升，长期在靠近上限温度工作需考虑老化与热冲击影响。
- 对关键应用建议做功率循环、温度循环和长时间漏电流测试以确认可靠性。
六、选型与注意事项
- 若工作电压接近 Vrwm（15.3 V），请保留适当裕量，避免在常态下频繁进入击穿区。
- 对于要求更低钳位电压或更高脉冲电流的应用，比较同系列不同型号或更高能量等级产品。
- 选择单向或双向类型应基于系统电气特性：直流与单极性信号优先单向，交流或双向浪涌使用双向型。
总结：P6KE18A 以 600 W（10/1000 μs）峰值功率和 24 A 峰值冲击电流能力，配合 25.2 V 的钳位电压，是一款适合保护 12 V 级直流系统及一般工业电子电路的高性价比 TVS 器件。实际设计中应结合散热、PCB 布局与系统浪涌能量做全面验证。
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