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Jingdao Microelectronics SMBJ28A
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- Electronic SMBJ28A
- Type
- Jingdao Microelectronics
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic
- Electronic Component
- SMBJ28A
- Electronic Component
- 1
- Package
- SMB
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.149g
- Electronic Component
- 1
- Cj- Capacitor
- 390pF
- Electronic Component
- BM0219839462
- Voltage
- 45.4V
- Current(Ir)
- 1uA
- Voltage(VBR)
- 34.4V
- Electronic Component
- Electronic Component
- Electronic Component
- 3000
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：SMBJ28A TVS二极管
一、引言
SMBJ28A是由晶导微电子（Gdmic）生产的一款瞬态电压抑制（二极管）器件。作为专门设计用于保护电子电路免受瞬态电压冲击危害的元器件，SMBJ28A在电源管理、数据线保护和工业设备等应用中具有广泛的适用性。其采用SMB（DO-214AA）封装，适合多种电路板设计。
二、产品特点
高效瞬态电压抑制： SMBJ28A能够有效地吸收和抑制高达28V的瞬态电压，保护下游电路避免由于浪涌电流造成的损毁。这使得该二极管成为电源线路和信号线路应用的理想选择。
快速响应时间： 该器件具备快速的响应时间，能够实时抑制电压尖峰，从而减少对敏感电子元件的潜在损害。
低泄漏电流： 在正常工作条件下SMBJ28A的漏电流非常低，有助于提高设备的整体能效，并减少静态功耗。
良好的温度性能： SMBJ28A在宽广的工作温度范围内（通常为-55℃到+150℃）稳定工作，适用于各种极限环境中的电路保护需求。
较高的功率处理能力： 此器件设计具备较佳的功率处理能力，能够在一定的能量冲击下维持正常功能，使其在实际应用中表现出色。
三、技术参数
- 最大反向击穿电压：28V
- 钳位电压：在特定的浪涌电流下，SMBJ28A的钳位电压能够有效限制出线电压，确保设备的安全运行。
- 封装类型：SMB（DO-214AA），该封装具有良好的热管理能力，可以在较高的功率条件下工作而不影响元件的性能。
四、应用领域
电源保护： SMBJ28A广泛应用于AC/DC电源适配器、充电器及开关电源等领域，确保电源电路不受瞬态过电压的影响。
数据线和通信接口保护： 对于USB、HDMI、以太网等数据传输线，该器件可有效保护信号完整性，防止因过电压导致的数据损坏或丢失。
工业设备： 在PLC、传感器及其他工业自动化设备中，SMBJ28A能提供必需的过电压保护，确保设备平稳运行，减少故障率。
消费电子： 在各种消费类电子产品中，比如手机、平板电脑和电视机，SMBJ28A作为保护元件，有效延长了产品的使用寿命，提高了产品的可靠性。
五、总结
SMBJ28A TVS二极管凭借其卓越的性能和广泛的适用性成为现代电子设计中不可或缺的保护元器件。其优越的瞬态电压抑制能力、低漏电流以及良好的热特性，使其在高需求环境中表现出色，确保了设备的稳定性和可靠性。未来的电子产品设计过程中，选择合适的TVS二极管，如SMBJ28A，将有效提升产品整体性能，保护关键电子元件，最终增强用户体验。
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