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YANGJIE S34F
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
13
specifications
Core information
- Product name
- YANGJIE S34F
- Type
- SMAF(DO-214AD)
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- YANGJIE
- Electronic Component
- S34F
- Electronic Component
- 1
- Package
- SMAF(DO-214AD)
- Electronic Component
- 0.065g
- Electronic Component
- 1
- Electronic Component
- BM0231132714
- Electronic Component
- Electronic Component
- Electronic Component
- 3000
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
S34F 产品概述
一、产品简介
S34F 为扬杰（YANGJIE）生产的独立式肖特基整流二极管，采用 SMAF 封装。该器件在 3A 级别的整流应用中表现优良，具有低正向压降及快速恢复特性，适合用于开关电源、充电器、汽车电子等需要高效整流与低损耗的场合。
二、主要电气参数
- 二极管类型：肖特基（独立式）
- 正向压降（Vf）：约 0.5V @ If = 3A
- 直流反向耐压（Vr）：40V
- 连续整流电流（If）：3A
- 反向漏电流（Ir）：≤ 500μA @ Vr = 40V（常温）
注：反向漏电随温度上升显著增加，设计时请参考完整温度特性曲线。
三、封装与机械特性
- 封装形式：SMAF（适合通孔/贴片布局兼容的 PCB 安装方式）
- 物理尺寸与引脚排列请参照厂商机械图。SMAF 封装兼顾散热与安装便捷，适用于中小功率场景。
四、关键特性与优势
- 低正向压降：0.5V@3A 可显著降低整流损耗，提高转换效率。
- 快速响应：肖特基结构天然无恢复延迟，适合高频开关场合。
- 紧凑封装：SMAF 占板面积小，便于密集布板与自动化贴装。
- 标准化电流等级：3A 连续整流能力满足多数功率应用需求。
五、典型应用
- 开关电源（输出整流/续流）
- USB/移动充电器与适配器
- 汽车电子电源管理（注意温度下漏电特性）
- 电池保护、二次整流和低压整流场景
六、使用注意事项与散热建议
- 考虑正向压降带来的功耗 P = Vf × If，3A 工作点下约 1.5W，需合理评估 PCB 铜箔散热或加装散热器。
- 高温环境下反向漏电增加，若工作温度较高请预留安全裕量或选择更高 Vr/更低 Ir 的型号。
- 过冲/反向峰值电压可能超过 40V 时需采取吸收网络或选型更高耐压器件。
- 焊接与回流工艺按厂商推荐曲线执行，避免过热损伤封装。
七、选型建议与替代
S34F 适合在 40V/3A 级别寻求低 Vf、高效率的整流需求时选用。若需要更低漏电或更高耐压，可参考同系列或其他厂商的高压/低 Ir 肖特基产品。具体器件参数、温度曲线及封装资料建议以扬杰官方 datasheet 为准。
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