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VISHAY SMAJ22AHE3_A/H SMAJ22AHE3_A
Configuration
1 options
Configuration
21+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- VISHAY SMAJ22AHE3_A / H
- Type
- VISHAY
- Minimum package
- 1800 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- VISHAY
- Electronic Component
- SMAJ22AHE3_A/H
- Electronic Component
- 1
- Package
- SMA(DO-214AC)
- Electronic Component
- Electronic Component
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.11g
- Electronic Component
- 1
- Electronic Component
- BM0016976924
- Operating Temperature
- 55℃~+150℃
- Voltage
- 35.5V
- Current(Ir)
- 1uA
- Voltage(VBR)
- 26.9V
- 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.
产品概述：SMAJ22AHE3_A/H
一、基本信息
SMAJ22AHE3_A/H 是由威世(VISHAY)生产的一款高性能ESD保护二极管，属于齐纳二极管类别。该器件采用表面贴装型封装（SMA，DO-214AC），专为汽车级应用设计，能够提供高达400W的峰值脉冲功率保护。其主要目的是用于保护敏感电子组件免受瞬态电压的影响，以及ESD（静电放电）事件的损害。
二、技术参数
- 类型：齐纳
- 单向通道：1
- 电压 - 反向断态（典型值）：22V
- 电压 - 击穿（最小值）：24.4V
- 不同Ipp时电压 - 箝位（最大值）：35.5V
- 电流 - 峰值脉冲 (10/1000µs)：11.3A
- 功率 - 峰值脉冲：400W
- 电源线路保护：无
- 工作温度范围：-55°C ~ 150°C（TJ）
- 安装类型：表面贴装型
- 封装/外壳：SMA (DO-214AC)
三、应用场景
SMAJ22AHE3_A/H 特别适合于汽车电子和其他要求严苛环境的应用场景，如导航系统、车载娱乐系统、传感器接口、以及其他集成电路。其规模相对较小的外形，使其在紧凑的电路板上安装变得容易，同时保证了出色的电气性能。
四、性能优势
- 高效的瞬态电压抑制：该二极管的击穿电压为24.4V，最高可承受 35.5V的瞬态电压，为电路提供有效的保护。
- 宽广的温度范围：工作温度从-55°C到150°C的广泛范围，确保了在极端条件下设备的可靠性。
- 高功率处理能力：其高达400W的峰值脉冲功率能力能有效应对大幅度瞬态电压，保护敏感组件不受伤害。
- 高可靠性：符合汽车级标准，确保在长期使用和严苛环境中的稳定性和可靠性。
五、设计考量
在设计中，考虑使用 SMAJ22AHE3_A/H 的布局时，应该注意合理选择 PCB 区域，以最佳途径连接到受保护的设备上，从而降低电感并优化瞬态响应。
六、总结
SMAJ22AHE3_A/H 是一款出色的ESD保护二极管，其设计满足严苛的汽车应用要求。强大的瞬态电压抑制能力结合高功率处理能力，使其成为保护高端电子设备的理想选择。无论是简单的电路应用还是复杂的汽车电子系统，SMAJ22AHE3_A/H 都能提供可靠的保护解决方案，是现代电子设计中不可或缺的重要元器件之一。
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