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Brightking SJD12C15L01
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- Brightking SJD12C15L01
- Type
- BRIGHTKING
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Brightking
- Electronic Component
- SJD12C15L01
- Electronic Component
- 1
- Package
- SOD-123S
- Type
- ESD
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.038g
- Electronic Component
- 1
- Channel Count
- Electronic Component
- Electronic Component
- BM0228587362
- Operating Temperature
- 55℃~+150℃
- Voltage
- 24.4V
- Electronic Component
- IEC 61000-4-2
- Current(Ir)
- 1uA
- Voltage(VBR)
- 16.7V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SJD12C15L01 产品概述
一、产品简介
SJD12C15L01 是 Brightking（台湾君耀）生产的一款单路双向 ESD 抑制二极管，封装为 SOD-123S。器件设计用于对敏感信号线或电源线提供静电放电与脉冲过压保护，符合 IEC 61000-4-2 静电放电防护要求，适用于消费电子、通信接口、工业控制等需要抗瞬态冲击的场合。
二、主要参数
- 反向截止电压 Vrwm：15 V（工作范围内的稳态电压）
- 击穿电压 VBR：16.7 V
- 钳位电压 Vc：24.4 V（在脉冲条件下测得）
- 峰值脉冲电流 Ipp：8.2 A（8/20 µs 波形）
- 峰值脉冲功率 Ppp：1 kW（8/20 µs）
- 反向电流 Ir：1 µA（常温下）
- 通道数：单路，双向（无极性）
- 工作温度范围：-55 ℃ 至 +150 ℃
- 防护等级：符合 IEC 61000-4-2 标准
- 封装：SOD-123S
三、工作原理与特性
作为双向 TVS（二极管型瞬态电压抑制器），在正常工作时对称阻断，最大稳态电压不超过 Vrwm（15 V）。遇到高压瞬态（静电放电或雷击脉冲）时，器件进入击穿并将能量钳位到 Vc（约 24.4 V），通过 Ipp（8.2 A）的脉冲吸收能量，限制被保护电路承受的电压。低反向漏电（Ir≈1 µA）有利于低功耗系统使用；宽温度范围提升了在严苛环境下的可靠性。
四、典型应用场景
- USB、HDMI、音视频与数据接口的输入/输出保护（适用于工作电压不超过 15 V 的接口）
- 工业通信接口（如 RS-485 总线、低压传感器线路）瞬态抑制
- 消费电子、机顶盒、监控设备的外部连线防护
- 任何需防范静电放电或短时高能脉冲进入敏感器件的场合
五、PCB 布局与选型建议
- 器件应尽量靠近外部连接器或受保护点布置，缩短线路以减小寄生电感。
- 保持器件端到接地的回流路径短且宽，使用多层地平面可以降低钳位电压上升。
- 对于长线或高频信号，配合串联阻抗或共模滤波器可提升整体抗干扰性能。
- 由于为双向器件，无需关注极性，但在直流供电线上使用时须确认 Vrwm ≥ 常态电压。
- SOD-123S 为小型表面贴装封装，建议采用标准回流焊工艺并按制造商推荐的焊接温度曲线处理。
总结：SJD12C15L01 以其 15 V 的稳态电压、16.7 V 的击穿点、24.4 V 的钳位以及 8.2 A/1 kW 的脉冲承受能力，适合对中低电压信号线提供高效的瞬态过压与静电保护。在电路设计中合理布局与匹配外围滤波/限流措施，可获得更稳定的系统抗干扰性能。
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