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BORN BST23A152V
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- BORN BST23A152V
- Type
- BORN
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- BORN
- Electronic Component
- BST23A152V
- Electronic Component
- 1
- Package
- SOT-23
- Electronic Component
- Electronic Component
- Type
- ESD
- Electronic Component
- ESD and Surge Protection (TVS / ESD)
- Electronic Component
- 0.033g
- Electronic Component
- 1
- Channel Count
- Electronic Component
- Cj- Capacitor
- 40pF；25pF
- Electronic Component
- BM0257268400
- Operating Temperature
- 55℃~+125℃
- Voltage
- 30V
- Electronic Component
- IEC 61000-4-4；IEC 61000-4-2
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
BST23A152V 产品概述
一、产品简介
BST23A152V 是 BORN（伯恩半导体）推出的一款单通道双向瞬态电压抑制器（ESD 抑制器），采用 SOT-23 封装，针对工业与消费电子设备的输入/输出接口提供高效的静电与脉冲浪涌保护。器件在常态工作电压下保持高阻态，在遭遇瞬态冲击时迅速导通，把能量安全泄放至地线，保护后端电路。
二、主要电气参数
- 极性：双向（对称钳位，适用于双向或交流耦合信号线）
- 反向截止电压 Vrwm：15 V（连续工作电压上限）
- 击穿电压：16.7 V（器件进入导通区的典型电压）
- 钳位电压：30 V（在峰值脉冲下的典型钳位电压）
- 峰值脉冲电流 Ipp：10 A @ 8/20 μs
- 峰值脉冲功率 Ppp：300 W @ 8/20 μs
- 反向漏电流 Ir：1 μA（常温典型）
- 结电容 Cj：典型 25 pF，最大可达 40 pF（与信号完整性相关）
- 通道数：单路；工作温度范围：-55 ℃ ~ +125 ℃
- 符合标准：IEC 61000-4-2（静电放电），IEC 61000-4-4（快速瞬变/脉冲）
三、产品特点与优势
- 双向结构，支持正负极瞬态，适合差分或耦合信号线保护；
- 低漏电流，适用于对静态功耗敏感的系统；
- 低结电容（25–40 pF），在大多数高速信号线（如串行总线、音视频接口等）中可维持较好信号完整性；
- SOT-23 小封装，便于表面贴装，节省 PCB 空间；
- 满足 IEC ESD/EFT 要求，可靠性高，适合工业级环境。
四、典型应用场景
- USB、HDMI、音频接口、数据总线和各类通信接口的输入端保护；
- 工业控制器、人机界面（HMI）、仪表和传感器接口；
- 汽车电子中的辅助信号线与外部连接点（须注意汽车级认证要求）；
- 一般消费电子及便携设备的外部引脚保护。
五、封装与布局建议
- 建议将 BST23A152V 尽量靠近被保护的连接器或外部引脚布置，减小寄生电感与阻抗；
- 器件的地端应有低阻抗的回流路径，使用充足的地铜与短接地回路；
- 对于高能量脉冲场合，考虑在输入端增加串联阻抗或使用多级保护以分散能量；
- SOT-23 封装易于自动贴装，注意回流焊温度工艺与静电防护措施。
六、可靠性与注意事项
- SOT-23 封装的瞬态能量承受能力有限，虽然可承受单次 8/20 μs 的 10 A 冲击，但频繁或更高能量冲击会降低寿命；
- 对于对信号完整性要求极高的应用（如高速差分对），需评估 25–40 pF 电容对带宽的影响；
- 在选型时确认 Vrwm（15 V）满足系统最大直流偏置，避免误触发或长期应力。
总结：BST23A152V 以小尺寸、低电容、较高脉冲吸收能力和双向保护特性，适用于对ESD/EFT保护有严格要求且空间受限的应用场景。根据具体系统的能量级别与信号特性，可通过合理的 PCB 布局和多级保护策略实现最佳防护效果。
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