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YANGJIE SMBJ10A
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- YANGJIE SMBJ10A
- Type
- SMB(DO-214AA)
- Minimum package
- 3000
Technical parameters
- Electronic Component
- YANGJIE
- Electronic Component
- SMBJ10A
- Electronic Component
- 1
- Package
- SMB(DO-214AA)
- Electronic Component
- Electronic Component
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.221g
- Electronic Component
- 1
- Electronic Component
- BM0230005016
- Voltage
- 17V
- Current(Ir)
- 5uA
- Voltage(VBR)
- 12.3V
- Electronic Component
- 3000
- Power(Ppp)
- 600W@10/1000us
- Current(Ipp)
- 35.3A@10/1000us
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
SMBJ10A TVS 瞬态抑制二极管（YANGJIE 扬杰）产品概述
一、产品简介
SMBJ10A 是一款单向（单极性）瞬态电压抑制二极管（TVS），由扬杰（YANGJIE）生产，采用 SMB（DO-214AA）封装。该器件专为抑制瞬态电压（如雷击或开关干扰产生的脉冲）设计，能在短时间内吸收大能量脉冲，保护敏感电子器件和电路板上的电源及信号线免受过压损坏。其反向基准电压接近 10V，适用于 12V 左右直流电源轨的过压保护应用。
二、主要参数
- 极性：单向（单极性，阴极带极性环）
- 反向工作电压 Vrwm：10 V
- 击穿电压（Vbr）：12.3 V
- 钳位电压（Vcl）：17 V（峰值脉冲条件下）
- 峰值脉冲电流 Ipp：35.3 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：5 μA（在额定 Vrwm 条件下）
- 类型：TVS（瞬态电压抑制器）
- 封装：SMB（DO-214AA）
- 品牌：YANGJIE（扬杰）
三、性能与特点
- 高脉冲吸收能力：在 10/1000 μs 波形下可承受 600W 峰值功率和 35.3A 峰值脉冲电流，适合抑制由雷击或感性负载开关引起的长时间能量脉冲。
- 低钳位电压：钳位电压约 17V，使被保护节点在过压事件中保持在安全电压范围，特别适用于保护 12V 系统或接近 10V 的电源轨。
- 低漏电流：反向漏电流仅 5 μA，降低待机功耗及对精密电路的影响。
- 可靠封装：SMB 封装具有良好的散热和机械强度，便于表面贴装（SMT）生产与维修。
四、典型应用场景
- 汽车电子 12V 线保护（瞬态浪涌、负载开关瞬变）
- 通信设备电源和接口保护（供电总线、以太网端口等）
- 工业控制系统、PLC、变频器的电源防护
- 消费类电子中对短时过压有防护需求的 10V~12V 电路
五、使用建议与注意事项
- 布局：TVS 应尽可能靠近被保护节点（如电源输入端）焊接，走线短且宽以减小串联电感和阻抗。
- 热管理：虽然具备短时大功率吸收能力，但不适合承受连续功率耗散。避免在高频脉冲或长期过压条件下使用，必要时配合限流元件（熔断器、PTC 或阻性元件）共同防护。
- 极性识别：单向 TVS 在标注的极性方向上工作，安装时注意极性环对应电路地或正极位置，错误极性可能导致失效或无法保护。
- 兼容性：选型时考虑系统最大允许钳位电压，确认 17V 钳位在保护对象可承受范围内；对更低钳位或更高能量要求的场合，应选择相应型号或并联/串联保护方案。
六、结论
SMBJ10A（扬杰）是一款针对 10V 左右工作电压轨的单向 TVS 器件，具备 600W 峰值功率和 35.3A 峰值脉冲电流的吸收能力，钳位电压约 17V，低漏电流设计使其在汽车、通信与工业电源保护中具有较高的实用性。合理的电路布局与热保护设计可进一步提升系统可靠性。
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