WMSIC Electronic Components

JUXING SS56F

ModelSS56F
PackageSMAF
BrandJUXING
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

19 specifications

Core information

Product name
JUXING SS56F
Type
JUXING
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
JUXING
Electronic Component
SS56F
Electronic Component
1
Package
SMAF
Electronic Component
Schottky Diode
Electronic Component
0.056g
Electronic Component
1
Electronic Component
BM0265601791
Current
5A
Diode
Electronic Component
Current(Ir)
1mA
(Vf)
700mV@5A
Electronic Component
55℃~+125℃
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.

SS56F肖特基二极管产品概述

SS56F是JUXING(钜兴)半导体推出的一款独立式表面贴装肖特基二极管,针对中小功率低电压整流、续流场景优化设计,凭借低正向压降、宽温适应性及强浪涌耐受能力,成为消费电子、汽车电子、工业电源等领域的常用器件。

一、产品基本定位与封装特性

SS56F为单管独立封装设计,无内部并联结构,便于电路灵活布局;采用SMAF表面贴装封装,属于小型化封装类型(典型尺寸约2.5×3.5×1.0mm),适配高密度PCB设计,可有效节省板级空间。封装材料采用耐高温环氧树脂,引脚为镀锡铜质,兼具焊接可靠性与散热性能,满足回流焊、波峰焊等标准贴片工艺要求,且符合RoHS环保标准。

二、核心电气性能参数详解

SS56F的电气参数针对低电压大电流场景做了针对性优化,关键指标的实际意义如下:

1. 正向导通特性

正向压降(Vf)为700mV@5A——肖特基二极管的核心优势在于低VF,相比传统硅整流二极管(如1N4007在1A下VF约1V),SS56F在5A额定电流下仅700mV的压降,可显著降低导通损耗(P=Vf×I=3.5W),提升电源转换效率,尤其适合对能效要求较高的DC-DC转换器、LED驱动等电路。

2. 反向耐压与电流

  • 直流反向耐压(Vr):60V,满足12V、24V等低电压系统的耐压需求(系统峰值电压一般不超过额定耐压的80%,60V可覆盖24V系统的瞬态过压);
  • 反向电流(Ir):1mA(典型值,额定反向电压下),反向漏电流稳定,可降低待机功耗,避免因漏电流过大导致的电路发热问题。

3. 浪涌耐受能力

非重复峰值浪涌电流(Ifsm)为150A(8.3ms脉冲条件),能够承受开机瞬间、负载突变或短路时的大电流冲击,避免器件因浪涌损坏,提升系统抗干扰能力,减少售后故障风险。

三、热特性与环境适应性

SS56F的热性能与环境适应性符合工业级要求:

  • 工作结温范围:-55℃~+125℃,覆盖极端低温(如户外设备冬季运行)与高温(如汽车发动机舱、工业控制柜)场景,无需额外散热设计即可稳定工作;
  • 热阻:典型值约15℃/W(结到环境),结合SMAF封装的散热设计,可有效将导通损耗产生的热量传导至PCB,保证结温不超过最大额定值,延长器件使用寿命。

四、典型应用场景

基于SS56F的参数特性,其主要应用于以下场景:

  1. 低电压DC-DC转换器:如12V转5V、24V转12V的降压转换器,作为次级整流管或续流管,低VF提升转换效率至90%以上;
  2. 电源适配器与充电器:手机、笔记本电脑、平板等设备的电源模块,承受5A以内的输出电流,满足18W、20W快充需求;
  3. LED驱动电路:中小功率LED照明(如10-50W射灯、面板灯)的整流与续流,5A电流覆盖3-5串LED的总电流;
  4. 汽车电子辅助电源:车载USB充电、仪表盘电源等小功率模块,宽温范围适配汽车-40℃~85℃的环境要求;
  5. 消费电子终端:机顶盒、路由器、智能音箱等设备的电源整流,紧凑封装节省内部空间,适配小型化设计趋势。

五、品牌与可靠性保障

JUXING(钜兴)作为国内专业半导体器件厂商,SS56F经过严格的老化测试与一致性筛选,反向电流、浪涌能力等参数波动小,可满足批量生产的可靠性要求。产品广泛应用于国内电子制造企业,市场反馈稳定,性价比优于同规格进口器件。

综上,SS56F肖特基二极管凭借低VF、宽温、强浪涌及紧凑封装的综合优势,成为中小功率低电压整流场景的高性价比选择,适配多领域电子设备的设计需求。

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