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Jingdao Microelectronics SMBJ18A
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- Electronic SMBJ18A
- Type
- Jingdao Microelectronics
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic
- Electronic Component
- SMBJ18A
- 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
- BM0219901018
- Operating Temperature
- 65℃~+150℃
- Voltage
- 29.2V
- Current(Ir)
- 1uA
- Voltage(VBR)
- 22.1V
- 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.
产品概述：SMBJ18A TVS二极管
一、产品简介
SMBJ18A是由晶导微电子生产的一款SMB封装的瞬态电压抑制器（TVS）二极管，主要应用于电源管理和过电压保护中。TVS二极管是一种能够快速响应瞬态电压变化的保护元件，能够有效保护敏感的电子设备免受电涌、电雷击及其他不良事件导致的电压过高现象影响。SMBJ18A作为一款具有高性能的TVS器件，广泛应用于消费电子、通信设备、工业设备和汽车电子等领域。
二、产品特点
高抑制能力：SMBJ18A具有较高的电压抑制能力，能够即时有效地削弱过电压信号，确保被保护电路的安全。
快速响应时间：在受到瞬态电压冲击时，SMBJ18A能够在极短的时间内响应，确保在电流过载情况下瞬时保护。
低泄漏电流：在工作电压下，SMBJ18A的泄漏电流较低，有助于减少待机功耗，提高电路整体的能效。
宽工作温度范围：该器件的工作温度范围广，适合在各种环境条件下工作，增强了其可靠性和适应性。
SMB封装形式：SMB（DO-214AA）封装的设计，使SMBJ18A方便用于自动化贴片技术，节省了生产成本，同时也方便散热。
环境友好：晶导微电子致力于环保化的产品设计，SMBJ18A符合RoHS等相关环保认证标准。
三、产品参数
- 额定峰值功率（Ppp）：1500W (带有10/1000 μs脉冲波形)
- 工作电压（Vwm）：18V（最大钳位电压）
- 反向击穿电压（Vbr）：19.4V ~ 21.6V（典型情况下）
- 流过击穿电流（Ipp）：三次电流波形下最大值达到600A
- 封装类型：SMB（DO-214AA）
- 温度范围：-55℃到 +150℃（焊接温度为260℃，时长为5秒）
四、应用场景
消费电子：在手机、平板电脑和电视等设备中，SMBJ18A可用于保护电源输入及数据线端口，防止瞬间过压导致电路损坏。
通信设备：在各种通信基站和网络设备中，SMBJ18A可应用于信号线和电源线的保护，保证设备在雷电和电涌情况下的正常运行。
工业设备：在工业控制器和机器人中，SMBJ18A可用于电源输入和控制信号的保护，以减小设备在极端环境下工作时的风险。
汽车电子：在现代汽车的电气系统中，SMBJ18A可以应用于保护车载电子控制单元（ECU），避免电压瞬变对电子部件的损伤。
五、总结
SMBJ18A TVS二极管作为一款高效能的过电压保护器件，其出色的性能使其在多个领域中得到广泛应用。无论是工业设备、消费电子还是通信行业，SMBJ18A的存在都为设备提供了重要的电气安全保护。晶导微电子凭借其优良的品质和可靠性，为用户的电子产品设计提供了强有力的保障，推动了各行业的技术进步与创新。
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