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Brightking SMCJ33A/TR13 SMCJ33A
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- Brightking SMCJ33A / TR13
- Type
- BRIGHTKING
- Minimum package
- 3000
Technical parameters
- Electronic Component
- Brightking
- Electronic Component
- SMCJ33A/TR13
- Electronic Component
- 1
- Package
- SMC(DO-214AB)
- Electronic Component
- Electronic Component
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.371g
- Electronic Component
- 1
- Electronic Component
- BM0257569705
- Operating Temperature
- 65℃~+150℃
- Voltage
- 53.3V
- Current(Ir)
- 1uA
- Voltage(VBR)
- 36.7V
- Electronic Component
- 3000
- Power(Ppp)
- 1.5kW
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SMCJ33A/TR13 产品概述
SMCJ33A/TR13 是 Brightking（台湾君耀）推出的一款单向瞬态抑制二极管（TVS），采用 SMC（DO-214AB）表面贴装封装，专为保护电源线与敏感电子元件免受瞬态过电压冲击设计。其设计在保持低漏泄电流的同时，提供高能量吸收能力与可靠的热稳定性，适用于工业、通信、汽车电子及电源系统等对浪涌保护有严格要求的场合。
一、主要电气参数摘要
- 极性：单向（Unidirectional）
- 反向截止电压 Vrwm：33 V
- 击穿电压（典型）：36.7 V
- 钳位电压（Ipp 条件下）：53.3 V
- 峰值脉冲电流 Ipp：28.2 A
- 峰值脉冲功率 Ppp：1.5 kW（具体测试波形与条件请参照厂方数据手册）
- 反向漏电流 Ir：1 µA（常温）
- 工作温度范围：-65 ℃ ～ +150 ℃
二、产品特点与优势
- 强劲的浪涌吸收能力：Ppp 高达 1.5 kW，能在短时冲击下保护后端电路免受过电压破坏。
- 低漏电流：典型 Ir 为 1 µA，适合对静态功耗敏感的电路。
- 宽工作温度范围：-65 ℃ 至 +150 ℃，适应恶劣环境与高温工作场景。
- SMC 封装利于散热与自动化贴装，机械强度高，便于批量生产。
三、典型应用场景
- 电源输入与电源保护：开关电源、适配器及电源轨保护。
- 工业与通信设备：PLC、RTU、交换设备等易受雷击或感应过电压影响的系统。
- 汽车电子（非关键安全系统）：车载娱乐、车载充电与辅助系统（请确认车规合规性）。
- 其他对瞬态抑制有要求的电子模块与接口电路。
四、封装与安装建议
SMCJ33A/TR13 采用 SMC（DO-214AB）封装，兼容常见 SMT 工艺。建议：
- 在 PCB 布局时尽量缩短 TVS 与被保护节点之间连接长度，以降低寄生电感，提升钳位性能。
- 提供良好地线回流和散热铜箔面积，便于脉冲能量分散与热管理。
- 焊接与回流工艺请参照厂方焊接曲线与工艺规范，避免超过器件温度极限。
五、使用注意事项
- 单向器件在电路中应按极性正确放置：阴极（带标记端）通常连接到被保护的正极，阳极接地或参考电位。
- 峰值参数基于特定脉冲波形与测试条件，实际保护能力受 PCB 构型与热环境影响，设计时请留出安全裕量。
- 对于对车规或特殊环境认证有要求的项目，请向厂商确认相关认证与长期可靠性试验数据。
SMCJ33A/TR13 以其高功率吸收、低漏电与宽温度适应性，成为需要稳健瞬态保护的工程方案中常用且可靠的选择。欲获取详细电气特性曲线、脉冲测试条件与尺寸资料，请参考 Brightking 官方数据手册或联系供应商技术支持。
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