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MCC SMCJ40CAHE3-TP SMCJ40CAHE3
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- MCC SMCJ40CAHE3-TP
- Type
- MCC
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- MCC
- Electronic Component
- SMCJ40CAHE3-TP
- Electronic Component
- 1
- Package
- SMC
- Electronic Component
- Electronic Component
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.38g
- Electronic Component
- 1
- Electronic Component
- BM0264545359
- Operating Temperature
- 55℃~+175℃
- Voltage
- 64.5V
- Current(Ir)
- 1uA
- Voltage(VBR)
- 49.1V
- 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.
SMCJ40CAHE3-TP 瞬态电压抑制二极管（TVS）产品概述
一、产品核心身份与定位
SMCJ40CAHE3-TP是美微科（MCC） 推出的一款兼具ESD静电防护与瞬态电压抑制（TVS）功能的双向二极管，属于高功率瞬态抑制器件范畴。该器件以1500W峰值脉冲功率为核心特性，采用SMC（DO-214AB）表面贴装封装，专为应对电路中的浪涌、静电放电等瞬态过压风险设计，可有效保护敏感电子元件免受损坏。
二、关键电性能参数深度解析
器件的电性能参数直接决定其防护能力，核心参数及意义如下：
- 极性与工作电压基础：双向极性设计，无需区分正负方向即可实现过压防护，简化电路设计；反向截止电压（Vrwm）为40V，即电路正常工作时，器件反向可稳定承受的最大电压，确保低功耗运行。
- 过压防护核心指标：击穿电压（Vbr）约49.1V，当电路电压超过该阈值时，器件快速导通；钳位电压（Vc）为64.5V，在额定脉冲下可将电路电压钳位至安全范围，避免后级元件被击穿。
- 脉冲耐受能力：峰值脉冲电流（Ipp）达23.3A（10/1000μs脉冲波形），对应峰值脉冲功率（Ppp）1.5kW，可有效吸收强瞬态浪涌能量；反向漏电流（Ir）仅1μA，正常工作时漏电流极小，不影响电路性能。
三、宽温适应性与可靠性
SMCJ40CAHE3-TP的工作温度范围覆盖**-55℃至+175℃**，远超常规消费级器件（一般-40℃~+85℃），具备工业级甚至汽车级应用的温度耐受能力。该特性使其可在高温环境（如汽车发动机舱、工业炉附近）或极端低温场景（如户外设备）下稳定工作，可靠性得到保障。
四、封装与典型应用场景
- 封装特点：采用SMC（DO-214AB）表面贴装封装，体积小巧（约2.7mm×5.0mm），适合高密度PCB布局，兼容自动化贴装产线，提升生产效率。
- 典型应用：
- 汽车电子：车载传感器、CAN总线接口、中控系统等，应对汽车点火、电磁干扰产生的浪涌；
- 工业控制：PLC、伺服驱动器、传感器节点，防护工业现场的瞬态过压；
- 通信设备：基站射频接口、路由器端口，抵御静电放电与雷击浪涌；
- 新能源领域：光伏逆变器、充电桩接口，处理电网波动带来的过压风险。
五、品牌与质量保障
美微科（MCC）作为专业半导体器件制造商，其产品符合国际电子行业通用可靠性标准，SMCJ40CAHE3-TP的参数设计经过严格测试（如脉冲浪涌、温度循环等），可确保在复杂工况下长期稳定防护，为电路安全提供可靠支撑。
该器件凭借双向防护、宽温耐受、高功率吸收等特性，成为工业、汽车、通信等领域过压防护的优选器件。
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