WMSIC Electronic Components

Jingdao Microelectronics SSL56B

ModelSSL56B
PackageSMB
BrandElectronic
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
Electronic SSL56B
Type
Jingdao Microelectronics
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic
Electronic Component
SSL56B
Electronic Component
1
Package
SMB
Electronic Component
Schottky Diode
Electronic Component
0.21g
Electronic Component
1
Electronic Component
BM0264086067
Current
5A
Diode
1
Current(Ir)
1mA@60V
(Vf)
500mV@5A
Electronic Component
55℃~+150℃
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.

SSL56B肖特基二极管产品概述

SSL56B是晶导微电子推出的一款中低压大电流肖特基二极管,采用SMB(DO-214AA)贴片封装,凭借低正向压降、高浪涌耐受能力及宽温度适应性,广泛适用于12V/24V低压电源、LED驱动、汽车电子等场景,是中等功率密度电路的理想整流器件。

一、产品核心优势

  1. 低损耗高效能:正向压降仅500mV(@5A),远低于传统硅整流二极管,显著降低整流过程中的功率损耗,提升系统整体效率;
  2. 强浪涌耐受:非重复峰值浪涌电流达150A(8.3ms半波),可有效应对开机瞬间、负载突变等场景的过流冲击,增强电路可靠性;
  3. 宽温适应性:工作结温范围覆盖-55℃~+150℃,满足工业级、车载级等极端温度环境的应用需求;
  4. 紧凑易贴装:SMB贴片封装体积小、重量轻,适配自动化贴装生产线,同时兼顾散热性能与空间利用率。

二、关键电气参数详解

SSL56B的电气参数经过严格测试与优化,核心指标如下:

  • 正向压降(Vf):500mV@5A(典型值)—— 肖特基二极管的核心优势,减少发热并提升效率;
  • 直流反向耐压(Vr):60V(额定值)—— 适配12V/24V系统的反向电压防护,满足常见低压应用场景的耐压需求;
  • 持续整流电流(If):5A(额定值)—— 可稳定承载5A持续电流,支持中等功率电路的整流需求;
  • 反向漏电流(Ir):1mA@60V(典型值)—— 反向漏电流可控,降低静态功耗,提升长期可靠性;
  • 非重复峰值浪涌电流(Ifsm):150A—— 应对瞬间过流冲击的关键能力,避免器件因浪涌损坏。

三、封装与可靠性设计

SSL56B采用SMB(DO-214AA)贴片封装,具有以下特点:

  1. 机械特性:封装尺寸紧凑(约4.5×3.5×2.0mm),符合国际电子封装标准,适配常规PCB布局;
  2. 散热性能:封装底部与PCB的有效接触面积大,可快速导出器件工作时产生的热量,保障结温稳定;
  3. 可靠性验证:产品经过高低温循环、振动冲击、反向耐压老化等测试,满足工业级应用的寿命要求;
  4. 环保合规:符合RoHS无铅环保标准,无有害物质残留,适配绿色电子产品设计。

四、典型应用场景

SSL56B的参数特性使其适配多种中低压应用场景:

  1. 低压直流电源:12V/24V适配器、电动车充电器,低Vf减少发热,提升充电效率;
  2. LED驱动电源:小功率LED照明、显示屏驱动,低损耗避免光衰,延长LED使用寿命;
  3. 汽车电子辅助电路:车载中控电源、倒车雷达、氛围灯,宽温范围适配车载环境,浪涌能力应对汽车启动冲击;
  4. 小型开关电源(SMPS):工业控制模块、通信设备电源,5A持续电流满足中等功率需求,SMB封装节省空间;
  5. 消费电子:路由器、机顶盒的电源整流,紧凑封装适配小型化设计。

五、选型与使用注意事项

  1. 电压降额:实际应用中建议反向电压不超过48V(80%额定值),避免过压损坏;
  2. 电流降额:持续电流建议控制在4A以内(80%额定值),结合散热条件调整;
  3. 散热设计:需配合PCB上的散热铜箔(建议面积≥10mm²),保障结温不超过150℃;
  4. 焊接工艺:回流焊峰值温度≤260℃(时间≤10s),避免热损伤。

SSL56B凭借平衡的性能与成本优势,成为中低压整流场景的高性价比选择,可满足不同行业对可靠性、效率及空间的综合需求。

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