Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
BORN BAV99W
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- BORN BAV99W
- Type
- BORN
- Minimum package
- 3000 未知
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- BORN
- Electronic Component
- BAV99W
- Electronic Component
- 1
- Package
- SOT-323
- Electronic Component
- Switch Diode
- Electronic Component
- 0.028g
- Electronic Component
- 1
- Electronic Component
- BM0264682179
- Current
- 200mA
- Current(Ir)
- 2.5uA
- (Vf)
- 1.25V@150mA
- Electronic Component
- 40℃~+125℃
- Electronic Component
- Electronic Component
- Electronic Component
- 3000
- Voltage Rating(Vr)
- 70V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
BAV99W 产品概述
BAV99W 是一款面向通用快速开关应用的表面贴装小信号二极管，适用于高速开关、限幅、整流与电平移位等电路。由 BORN（伯恩半导体）生产，采用 SOT-323 小封装，适合自动贴装与高密度 PCB 设计，提供稳定的电气性能与良好的可靠性。
一、主要特性
- 快速开关速度，反向恢复时间 Trr：6 ns，适合高频开关场景。
- 直流反向耐压 Vr：70 V，满足中低压耐压需求。
- 正向压降 Vf：1.25 V（@150 mA），导通损耗小。
- 整流电流 If(av)：200 mA，支持中等电流的信号整流与开关。
- 非重复峰值浪涌电流 Ifsm：2 A，应对瞬态冲击能力良好。
- 反向电流 Ir：2.5 μA，低漏电利于高阻抗或精密场合。
- 工作结温范围：-40 ℃ ~ +125 ℃，适合工业级温度要求。
二、电气参数要点
- 低正向压降与较高导电性，利于降低功耗与热量积累。
- 低反向电流在传感器输入、模拟开关等场合有优势。
- 70 V 的反向耐压覆盖常见通信、电源前端与信号保護需求。
三、封装与机械
- 封装类型：SOT-323（小型表面贴装），适合自动贴装流水线。
- 小体积有利于高密度布局，但需注意散热通道与热阻管理。
四、典型应用场景
- 高速逻辑开关、波形整形与门限电平移位。
- 信号整流、夹位保护、反向极性保护。
- 通信终端、功率管理电路、便携设备的输入保护与开关。
- 模拟前端与混合信号电路中的快速开关元件。
五、布局与工程建议
- 贴片焊盘应按厂商推荐尺寸设计，焊盘过大或过小均影响焊接质量。
- 若在高电流或高频场合使用，考虑在管脚附近保留散热铜箔并采用过孔接地/散热。
- 对于精密模拟电路，注意反向漏电对偏置点的影响，必要时并联更低漏电元件或增加旁路电路。
- 组装与回流焊工艺应遵循 SMD 温度曲线以保证焊接可靠性。
六、可靠性与选型注意
- 推荐在实际温度与频率条件下验证 Trr、Vf 随温度变化的性能。
- 如果应用中存在更高的瞬态冲击或电流需求，应选择更高 Ifsm 或增加保护元件。
- 采购时确认批次并注意封装代码，确保与 PCB 设计一致。
BAV99W 以其快速开关、低漏电、高导电与小型化封装，适合多种通用开关与信号处理场景，是需要在体积受限处实现高速切换与保护功能时的实用选择。若需进一步的封装尺寸图、热阻数据或频率响应曲线，可联系供应商或索取完整数据手册。
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