WMSIC Electronic Components

HXY MOSFET SS8050

ModelSS8050
PackageSOT-23
BrandHXY MOSFET
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
HXY MOSFET SS8050
Type
HXY MOSFET
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
HXY MOSFET
Electronic Component
SS8050
Electronic Component
1
Package
SOT-23
Electronic Component
1 NPN
Electronic Component
Transistor(BJT)
Electronic Component
0.032g
Electronic Component
1
Electronic Component
BM0227691799
Transistor Type
NPN
Frequency(f T)
100MHz
Power Dissipation(Pd)
300mW
Electronic Component
Electronic Component
Electronic Component
3000
Collector Current(Ic)
1.5A

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

SS8050 产品概述(HXY MOSFET / SOT-23)

一、产品简介

SS8050 是一款小信号 NPN 双极型晶体管,适用于通用放大与开关场合。本型号由 HXY MOSFET(华轩阳电子)出品,SOT-23 封装,体积小、封装常见,便于表面贴装工艺。该器件强调高直流电流增益与中高频特性,适合对增益和切换速度有一定要求的便携和功率受限电路。

二、主要电气参数

  • 晶体管类型:NPN
  • 集电极电流(Ic):1.5 A(最大)
  • 集射极击穿电压(Vceo):25 V
  • 最大耗散功率(Pd):1 W(PCB 与散热条件相关)
  • 直流电流增益(hFE):400(高增益等级,随工作点变化)
  • 特征频率(fT):100 MHz(中高频放大能力)
  • 集电极截止电流(Icbo):100 nA(高阻态漏电小)
  • 集-射饱和电压(VCE(sat)):≤500 mV(饱和导通时)
  • 工作温度范围:-55 ℃ ~ +150 ℃
  • 发射极-基极击穿电压(Vebo):5 V

三、特性与优势

  • 高增益:典型 hFE 高达 400,适用于需要较大电流放大的前级或开关驱动放大。
  • 中高频响应好:fT = 100 MHz,适合音频、低频到中频信号放大和缓冲。
  • 低漏电流:Icbo 仅 100 nA,有利于高阻态电路和低偏流应用。
  • 小巧封装:SOT-23 适合表贴工艺,节省 PCB 面积,便于自动化生产。
  • 宽温域:-55 ~ +150 ℃,适用于一般工业级环境。

四、典型应用场景

  • 小信号放大器、前置放大与电平转换。
  • 低功率开关:驱动中小负载、继电器或驱动 MOSFET 的栅极。
  • 驱动和缓冲电路:用于逻辑输出放大、LED 驱动(在额定 Ic 范围内)。
  • 声音与视频前端放大、传感器信号调理等对增益和带宽有要求的场合。

五、使用建议与注意事项

  • 功率与散热:Pd 标称为 1 W,但 SOT-23 的实际耗散受 PCB 铜面积、过孔和环境温度影响显著。高集电极电流下要设计足够铜箔散热或减少占空比。
  • 饱和导通与驱动:若用作开关,接近饱和时 VCE(sat) ≤ 500 mV,但达到低 VCE 需要较大的基极驱动电流(请按 Ic/hFE(sat) 估算基极电阻)。
  • 工作电压限制:Vceo = 25 V,超过此电压可能损坏器件,设计时留有余量。
  • 热稳定性:在高温下 hFE 会变化,Icbo 可能上升,关键电路应进行温度漂移评估。
  • 防静电与焊接:SOT-23 为表贴器件,焊接温度需参照厂商回流曲线,避免超温损伤。

六、封装与可靠性

SOT-23 封装便于自动化贴装,适配常规波峰或回流焊。对工业级可靠性有良好表现,但建议在高功率或长期运行场合进行寿命与热循环验证。器件在-55℃ 至 +150℃ 的宽温范围内仍能保持基本电气特性稳定。

七、选型与替代建议

若电路需更高电压承受能力或更低饱和压,可考虑选择 Vceo 更高或低 VCE(sat) 的 NPN;若需更大功率耗散,应选 TO-220/TO-252 等大封装器件。对于高频应用,若 fT 需求超出 100 MHz,应考虑专用射频晶体管。

八、总结

基于 HXY MOSFET(华轩阳电子)出品的 SS8050(SOT-23)是一款面向通用放大与开关的高增益 NPN 晶体管,具备 1.5 A 的集电极电流能力与 100 MHz 的频率特性,适合体积受限且对增益有要求的电路应用。设计使用时需关注封装散热与工作点偏置,以确保性能与可靠性达到预期。

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