WMSIC Electronic Components

YANGJIE SS310AQ

ModelSS310AQ
PackageSMA(DO-214AC)
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

13 specifications

Core information

Product name
YANGJIE SS310AQ
Type
SMA(DO-214AC)
Minimum package
7500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
YANGJIE
Electronic Component
SS310AQ
Electronic Component
1
Package
SMA(DO-214AC)
Electronic Component
0.08g
Electronic Component
1
Electronic Component
BM0229463328
Electronic Component
Electronic Component
Electronic Component
7500

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

SS310AQ 产品概述

SS310AQ 是扬杰(YANGJIE)提供的一款车规级肖特基整流二极管,适用于对效率、温度耐受与浪涌能力有较高要求的汽车及高可靠性电源系统。该器件以低正向压降、低反向漏电和宽工作结温著称,可用于整流、续流、反向保护等场合。

一、核心参数

  • 型号:SS310AQ(车规)
  • 品牌:YANGJIE(扬杰)
  • 正向压降 (Vf):0.8 V @ 3 A
  • 直流反向耐压 (Vr):100 V
  • 额定整流电流:3 A(DC)
  • 反向漏电流 (Ir):1 μA @ 100 V(规格值)
  • 非重复峰值浪涌电流 (Ifsm):80 A
  • 工作结温范围:-55 ℃ ~ +175 ℃
  • 封装:用户提供信息为未知,常见同类型号常用 SMB/DO-214AA 等表面贴装封装,请以厂方资料为准

二、主要特性与优势

  • 低正向压降:0.8 V @ 3 A 的 Vf 有助于降低整流损耗与热耗,提高整体系统效率,尤其在连续大电流场合收益明显。
  • 低漏电:在 100 V 条件下 Ir = 1 μA,利于降低高压下的静态功耗,但需注意随温度上升漏电会显著增加。
  • 高温耐受与车规适应性:工作结温最高可达 +175 ℃,满足汽车电源与高温环境应用需求。
  • 强浪涌能力:80 A 的单次非重复峰值能力可应对启动或突发浪涌电流。
  • 快速开关特性:肖特基结构本身无显著反向恢复,适合高频开关电源和续流场合,减少开关损耗与电磁干扰。

三、典型应用场景

  • 汽车电源系统(车载充电、电机驱动辅助整流、车载DC-DC转换)
  • 开关电源(输出整流、同步整流替代)
  • 电池与充电管理(反向保护、二次侧整流)
  • 续流二极管(电机驱动、继电器与感性负载保护)
  • 工业与消费类高温/高可靠性电源设备

四、设计与使用注意事项

  • 热管理:在额定 3 A 工作点,P = Vf × I ≈ 2.4 W,需合理设计 PCB 铜厚与散热路径,必要时采用散热片或更大面积散热板。
  • 温度对漏电与 Vf 的影响:肖特基在高温下漏电和 Vf 变化明显,长时间高温运行需留足安全裕量。
  • 浪涌与短时应力:Ifsm 为单次非重复峰值,避免重复或连续超出该值;对反复冲击采取限流或软启动措施。
  • 布局与走线:尽量缩短高电流回路,采用宽导线/铜箔并做好焊盘过孔散热设计,减少电阻和局部热源。
  • 保护电路:对感性负载建议并联 TVS 或 RC 吸收以限制反向电压尖峰,延长器件寿命。
  • 封装与引脚:用户需向供应商确认实际封装型号与引脚定义,按厂方推荐封装图纸完成 PCB 设计。

五、可靠性与合规性

该型号标注为“车规”,通常意味着器件经过更严格的温度循环、机械应力与电气老化测试;但是否具备 AEC‑Q101 等汽车品质认证、具体的可靠性试验数据与批次一致性仍需向扬杰供应商或产品 Datasheet 核实。采购前建议索取完整数据手册和 Qualification 报告以满足汽车应用的认证要求。

六、选型建议与替代参考

在选用 SS310AQ 时,若系统要求更低正向压降或更高电流,可考虑并联多只器件或选用更大电流等级的肖特基;若需更高耐压,可参考 Vr 更高的肖特基系列。选型过程中应综合评估 Vf、Ir、Ifsm、Tj 范围及封装散热能力,必要时联系扬杰技术支持获取定制参数与可靠性数据。

如需我为您查找该型号的官方 Datasheet、封装资料或与其他同类产品的对比表,可提供采购链接或型号清单,我将继续协助核对与推荐。

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