WMSIC Electronic Components

YANGJIE SL34F

ModelSL34F
PackageSMAF(DO-214AD)
BrandYANGJIE
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 26+

Available for RFQ

Technical data

Product details

14 specifications

Core information

Product name
YANGJIE SL34F
Type
SMAF(DO-214AD)
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
YANGJIE
Electronic Component
SL34F
Electronic Component
1
Package
SMAF(DO-214AD)
Electronic Component
Schottky Diode
Electronic Component
0.066g
Electronic Component
1
Electronic Component
BM0266035176
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.

扬杰SL34F SMAF封装3A整流二极管产品概述

一、产品定位与核心价值

扬杰SL34F是一款小封装大电流表面贴装整流二极管,专为高密度PCB设计场景打造,核心优势在于「低导通损耗+高电流密度+宽温可靠性」的平衡。相比同封装普通整流管,其3A直流整流电流与80A非重复浪涌能力,能满足消费电子、工业控制等领域对小体积、高功率密度电源的需求,是替代传统插件整流管的理想选择。

二、关键性能参数深度解析

2.1 正向导通特性(低损耗设计)

SL34F的正向压降(Vf)仅450mV@3A,该参数在3A额定电流下表现优异:

  • 比普通硅整流管(如1N5400系列插件管)低约20%,导通损耗从传统的1.1V×3A=3.3W降至0.45V×3A=1.35W,能效提升显著;
  • 低Vf可减少散热需求,简化PCB散热设计,适合紧凑空间布局。

2.2 反向耐压与漏电流

反向耐压(Vr)为40V,满足多数低压电源的整流需求;反向漏电流(Ir)仅500uA@40V,远低于行业一般标准(通常≤1mA),可有效降低反向截止时的功耗,提升电路稳定性。

2.3 电流承载能力

  • 直流整流电流(If):3A,持续稳定承载3A负载电流,适配10-15W低压电源的整流环节;
  • 非重复峰值浪涌电流(Ifsm):80A,可应对电源启动瞬间(如电容充电浪涌)、负载突变等瞬态冲击,器件抗冲击能力强,减少故障风险。

2.4 温度适应性

工作结温范围为**-55℃~+150℃**,覆盖工业级宽温需求:

  • 低温端满足户外低温环境(如北方户外设备);
  • 高温端支持150℃结温(实际应用中需控制壳温≤125℃左右),适合高温工业控制、车载辅助电路等场景。

三、封装设计与可靠性保障

SL34F采用SMAF封装(DO-214AD),是表面贴装型小封装:

  • 尺寸紧凑(典型值:长3.8mm×宽2.5mm×高1.1mm),比插件DO-41封装体积小60%以上,适配高密度PCB;
  • 封装采用耐高温环氧树脂,结合扬杰成熟的芯片工艺,确保宽温下的电气性能稳定;
  • 引脚设计符合回流焊工艺要求,可兼容自动化贴装产线,提升生产效率。

四、典型应用场景

SL34F的参数与封装特性,使其适用于以下场景:

  1. 消费电子电源:手机充电器、平板适配器、小型路由器电源(小体积需求+低损耗);
  2. 工业控制电源:PLC模块、传感器电源(宽温+抗浪涌);
  3. LED驱动电源:小功率LED球泡、面板灯驱动(低Vf减少电源损耗);
  4. 车载辅助电路:车载充电器、仪表盘电源(-55℃~150℃宽温适配);
  5. 小型开关电源:12V/2A输出的开关电源整流(3A电流承载+小封装)。

五、选型与替代参考

  • 若需更高反向耐压(如60V),可选择扬杰同系列SL43F;
  • 替代同参数竞品:如东芝SMA封装的3A整流管(需匹配参数与封装);
  • 注意:应用时需确保PCB散热设计满足3A负载下的结温控制(如增加铜箔面积)。

总结

扬杰SL34F以「小封装、低损耗、高可靠性」为核心,精准匹配低压大电流整流的高密度设计需求,是消费电子、工业控制等领域的高性价比选择。其宽温能力与抗浪涌特性,进一步提升了场景适配性,可有效降低电路设计难度与成本。

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