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BORN SM712-N
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- BORN SM712-N
- Type
- BORN
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- BORN
- Electronic Component
- SM712-N
- Electronic Component
- 1
- Package
- SOT-23
- Type
- TVS
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.032g
- Electronic Component
- 1
- Channel Count
- Electronic Component
- Cj- Capacitor
- 45pF
- Electronic Component
- BM0091231769
- Operating Temperature
- 55℃~+125℃
- Voltage
- 15V；26V
- Electronic Component
- IEC 61000-4-4；IEC 61000-4-2
- Current(Ir)
- 20uA；1uA
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：SM712-N（SOT-23 封装双向静电TVS）
一、产品背景
随着电子设备的广泛应用，静电放电（ESD）对电路的影响日益显著。静电故障可能导致设备损坏、数据丢失或系统崩溃，因此，保护电路免受静电干扰成为电子产品设计中的一项重要任务。SM712-N 是一款由伯恩半导体（BORN）推出的静电瞬态电压抑制器（TVS），旨在提供高效的ESD保护，特别适用于具有串口（如PCAN）通信功能的设备。
二、主要特点
双向抑制：SM712-N 设计用于双向ESD防护，适合交替电流的应用场景，可以有效保护电路免受正负电压瞬变的影响。
7V 工作电压：其额定工作电压为7V，适用于大多数通信接口（如RS-232、CAN总线等）和低电压电子设备，有助于在各种工作环境下保持系统稳定。
电容值Cj=45pF：SM712-N 的结电容为45pF，保证信号传输的高带宽性能，适用于高速数据传输的应用，在保持低延迟的同时确保系统的良好响应。
SOT-23封装：采用SOT-23封装，体积小巧，方便设计师在空间受限的电路板上进行布局，同时能够满足高密度装配的要求。
高效的瞬态响应：产品具备优雅的瞬态抑制能力，使其能够快速响应电压瞬变，防止过压对敏感元器件的损害。
三、应用领域
SM712-N 可广泛应用于多个领域，包括但不限于：
串口通信：适用于 RS-232、RS-485、CAN 等标准串口通信接口，确保设备在连接时免受静电放电影响。
计算机及外设：用于计算机内部以及外设之间的连接点，例如USB接口，确保数据传输的稳定性和完整性。
移动设备和嵌入式系统：为智能手机、平板电脑等移动设备的通信接口提供高效保护，防止静电损害设备的正常工作。
工业设备：应用于各种工业控制和自动化设备中，保护传感器、执行器等敏感元器件免受环境中的静电干扰。
四、使用建议
为确保 SM712-N 的最佳性能，建议在设计电路时考虑如下事项：
正确的引脚布局：在电路板设计中，应将SM712-N尽可能靠近需要保护的端口放置，以减少接地和信号路径的长度，降低传导损失和减少EMI辐射。
合理的PCB设计：布局设计时保持良好的地面连接，并确保TVS的引脚与接地平面之间具有良好的电气连接，以增强保护效果。
电源及信号线的隔离：尽量将电源线和信号线分开布线，避免由于电源信号引起不必要的干扰。
五、结论
SM712-N 作为一款高性能的双向静电TVS，由于其优越的电气性能和紧凑的封装设计，不仅适合高密度的电子产品设计，也为重要的通信接口提供了可靠的保护。这种保障能够有效延长电子设备的使用寿命，提高系统的整体稳定性，是设计现代电子设备时值得考虑的理想组件之一。
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