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Jingdao Microelectronics SMBJ20CA
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- Electronic SMBJ20CA
- Type
- Jingdao Microelectronics
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic
- Electronic Component
- SMBJ20CA
- Electronic Component
- 1
- Package
- SMB
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.167g
- Electronic Component
- 1
- Cj- Capacitor
- 390pF
- Electronic Component
- BM0095978588
- Operating Temperature
- 65℃~+150℃
- Voltage
- 32.4V
- Current(Ir)
- 1uA
- Voltage(VBR)
- 24.5V
- 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：SMBJ20CA TVS二极管
SMBJ20CA是由晶导微电子公司制造的一款瞬态电压抑制器（TVS）二极管，专为保护电路免受瞬时电压尖峰的干扰。作为一种关键的保护元件，SMBJ20CA在电力电子、通信、消费电子等领域中扮演着重要角色。其独特的设计和优良的性能使得它在多种应用场景中被广泛采用。
一、基本参数
- 产品类型: TVS二极管
- 封装形式: SMB(DO-214AA)
- 击穿电压（BV）: 约20V
- 最大浪涌电流: 电流均衡性强，能够承受多次浪涌脉冲。
- 反向电流: 在击穿状态下表现出较低的反向电流，有助于降低电路损耗。
二、工作原理
TVS二极管是一种能够在电路中实现迅速响应的元器件，主要用于抑制过电压（如浪涌电压或静电放电）。在正常工作条件下，SMBJ20CA的电阻非常高，因此对电路不会产生影响；而在电流超过其击穿电压的条件下，SMBJ20CA会迅速进入导通状态，把多余的电压导走，从而保护电路中的敏感元器件。
三、应用领域
SMBJ20CA广泛应用于以下领域：
通信设备: 在手机、路由器和基站等通信设备中，SMBJ20CA能够有效抑制雷击、静电放电等导致的瞬时过电压，确保设备的安全运行。
消费电子: 在电视、音响、电脑等消费电器中，采用SMBJ20CA能够有效保护内部芯片和其他组件免受可能的电压冲击。
汽车电子: 随着汽车智能化程度的提高，许多汽车电子设备也需要良好的过压保护，SMBJ20CA可应用于车载电子系统中，保护器件在恶劣环境下的稳定运行。
工业设备: 在工业设备中，SMBJ20CA能够保护传感器和控制电路不受高压干扰，确保设备的安全性和可靠性。
四、优点
快速响应: SMBJ20CA的响应时间极快，可在瞬间对超出正常数值的电压做出反应，保护电路的效果明显。
高能量吸收能力: 该元件具有优良的能量吸收能力，能够处理大量的瞬态电压，使得其在高压环境下依旧可以安全工作。
小型化设计: 采用SMB封装，体积小、重量轻，适合各种空间有限的应用场合。
可靠性高: SMBJ20CA材料选择优异，耐高温性能良好，适合在多种极端环境下使用，稳定性和可靠性都得到了保证。
五、选型建议
在选用SMBJ20CA时，需要根据实际应用场景的电压情况、可能出现的浪涌电量、工作环境等因素进行综合考虑。务必确保所选的TVS二极管的击穿电压适配电路的正常工作电压范围，以达到最佳的保护效果。
结论
综上所述，SMBJ20CA作为一款高效的TVS二极管，不仅在电压保护方面表现优异，而且在小型化和高可靠性方面也具有优势。随着电子设备的不断发展，对电路的保护需求愈加高涨，SMBJ20CA以其卓越的性能，必将继续在市场上发挥重要作用，为各类电子设备提供必要的安全防护。
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