WMSIC Electronic Components

ST STPS1H100AF Schottky Rectifier STPS1H100AF

ModelSTPS1H100AF
PackageSMAflat
BrandST
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 24+

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
ST(STMicroelectronics) STPS1H100AF
Type
ST
Unit
Electronic Component
Minimum package
10000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
ST(STMicroelectronics)
Electronic Component
STPS1H100AF
Electronic Component
1
Package
SMAflat
Electronic Component
Schottky Diode
Electronic Component
0.074g
Electronic Component
1
Electronic Component
BM0264916133
Current
1A
Diode
1
Current(Ir)
4uA@100V
(Vf)
860mV@2A
Electronic Component
Electronic Component
Electronic Component
10000

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

STPS1H100AF肖特基整流二极管产品概述

一、核心身份与品牌背景

STPS1H100AF是意法半导体(STMicroelectronics)推出的表面贴装肖特基整流二极管,采用SMAflat封装形式,定位于小功率高效整流应用场景。作为ST功率器件家族的成熟型号,该器件继承了ST在半导体设计与制造领域的可靠性经验,参数经严格验证,适用于消费电子、工业电源等多场景的电流整流需求。

二、关键电性能参数深度解析

STPS1H100AF的参数精准匹配低压小功率整流的设计痛点,核心指标如下:

  1. 正向压降(Vf):2A正向电流下仅860mV,显著低于传统硅PN结二极管(通常≥1V),低导通损耗可直接提升电源转换效率,尤其适合对能效敏感的便携式设备或低功耗模块;
  2. 直流反向耐压(Vr):额定100V反向阻断能力,满足绝大多数低压电源系统的反向电压要求,避免击穿风险;
  3. 连续整流电流(If):1A额定连续工作电流,稳定承载小功率电路的持续电流输出,适配典型消费电子或小型电源的电流规格;
  4. 反向漏电流(Ir):100V反向电压下仅4μA,低漏电流特性可降低待机功耗,同时减少反向电流对后端电路的干扰;
  5. 非重复峰值浪涌电流(Ifsm):可承受50A(10ms持续时间)的瞬间浪涌,应对开机瞬间、负载突变等场景的大电流冲击,提升系统稳定性。

三、封装与物理特性

STPS1H100AF采用SMAflat表面贴装封装,具备以下优势:

  • 体积紧凑:扁平结构节省PCB空间,适配便携式设备(如手机、智能穿戴)或高密度电路模块;
  • 贴装便捷:符合自动化贴装工艺标准,可通过贴片机快速组装,提升生产效率;
  • 散热优化:封装热阻特性可有效传导工作热量,配合PCB散热设计满足小功率应用的散热需求。

四、典型应用场景

结合参数特性,该器件的核心应用场景包括:

  1. 开关电源次级整流:作为笔记本适配器、LED驱动电源的输出整流管,低Vf减少导通损耗,提升整体效率;
  2. 便携式电子设备电源:适配手机、平板的充电电路或电池保护电路,小封装与低功耗符合移动设备设计要求;
  3. 小型DC-DC转换器:在降压/升压模块中作为整流元件,支持低电压大电流输出;
  4. 低功耗工业控制模块:用于小型PLC、传感器节点的电源整流,低漏电流降低待机功耗;
  5. 汽车电子辅助电路:若符合汽车级认证(需参考 datasheet),可用于车载USB充电、仪表盘电源等小功率辅助电路。

五、产品优势与市场价值

STPS1H100AF的核心价值体现在性能与成本的平衡:

  • 能效优势:低Vf+低漏电流双重提升电源效率,减少散热需求;
  • 可靠性保障:ST的工艺确保参数一致性,高浪涌能力提升系统抗干扰性;
  • 集成便利:SMAflat封装适配高密度电路,简化PCB设计;
  • 成本可控:成熟商用器件性价比高,适合中低端到中端消费电子与工业应用。

综上,STPS1H100AF是专为小功率低压整流场景优化的肖特基二极管,凭借ST的品牌可靠性与精准参数设计,可满足多种电子设备的电源整流需求,是工程师在效率、体积与成本平衡中的理想选择。

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