WMSIC Electronic Components

BLUE ROCKET 8050M-D

Model8050M-D
PackageSOT-23
BrandBLUE ROCKET
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
BLUE ROCKET 8050M-D
Type
BLUE ROCKET
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
BLUE ROCKET
Electronic Component
8050M-D
Electronic Component
1
Package
SOT-23
Electronic Component
1 NPN
Electronic Component
Transistor(BJT)
Electronic Component
0.03g
Electronic Component
1
Electronic Component
BM0232125705
Transistor Type
NPN
Frequency(f T)
190MHz
Power Dissipation(Pd)
625mW
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.

8050M-D 产品概述

8050M-D 是一款面向通用开关与放大场景的 NPN 小功率晶体管,品牌:BLUE ROCKET,封装为 SOT-23-3,适合表面贴装电路。该器件在低电压、中等电流下表现良好,结合较高的频率特性与较大的直流增益,可用于驱动、放大和通用开关场合。

一、主要电气参数(典型/最大)

  • 晶体管类型:NPN
  • 集电极电流(Ic):最大 1.5 A
  • 集-射极击穿电压(Vceo):25 V(绝对最大)
  • 耗散功率(Pd):625 mW(在 Ta=25°C、典型 PCB 散热条件下)
  • 直流电流增益(hFE):160(典型,测试条件 Ic=100 mA、VCE=1 V)
    • 说明:不同测试条件或器件批次增益可有差异,有时可见更高增益值(参考厂方数据手册)
  • 特征频率(fT):190 MHz(典型)
  • 集电极截止电流(Icbo):≈100 nA(典型,小信号漏电)
  • 集-射极饱和电压(VCE(sat)):典型 500 mV(测试条件示例:Ic=800 mA、Ib=80 mA)
  • 发-基极击穿电压(Vebo):6 V(典型)
  • 封装:SOT-23-3(表面贴装)
  • 单位数量:1 颗

二、性能亮点与特性

  • 高频特性良好:fT≈190 MHz,适合需要较快边沿和中高频率响应的信号放大及开关电路。
  • 中大电流能力:最高集电极电流 1.5 A,能驱动中等负载(需注意封装热限)。
  • 较高增益:在典型工作点(Ic=100 mA)具有较高的直流电流增益,便于简化前级驱动设计。
  • 低漏电:集电极截止电流较小,利于低静态功耗电路设计。
  • 表面贴装封装(SOT-23)适合高密度 PCB 和自动化贴装生产。

三、典型应用场景

  • 通用开关:用于逻辑控制、继电器或小功率继电器驱动(作为低侧开关)。
  • 驱动电路:驱动小型直流电机、马达驱动前级或继电器线圈等(注意热耗散与饱和压)。
  • 音频与信号放大:作为前级放大或缓冲器使用,适合低功率音频和信号整形。
  • LED 驱动与背光控制:在合适的电流/热条件下可作为恒流或开关驱动元件。
  • 开关稳压与参考电路的辅助元件:作为电流放大或控制单元。

四、封装与布板注意事项

  • 封装为 SOT-23-3,适合表贴生产线,但热阻相对较高。器件耗散功率 625 mW 仅在良好散热条件下可达,应在 PCB 布局时提供足够的铜箔散热面并考虑热过孔或散热层。
  • 建议将热源引脚附近铜箔加宽并与地平面相连以降低结温。实际功耗与结温相关,应根据具体工况按厂方温度降额曲线设计。
  • SOT-23 引脚排列与封装标识可能随厂商不同,实际应用前请核对厂方数据手册以确认基极、集电极、发射极引脚位置。

五、使用建议与限制

  • 电压与电流限制:工作时请确保 VCE < 25 V 且 Ic ≤ 1.5 A,并留有裕量以避免击穿或过流。
  • 热管理:在高电流/高占空比工况下须注意结温升高。推荐在实际应用中使用 PCB 散热设计并根据环境温度进行功率降额。
  • 饱和电压:在大电流下 VCE(sat) 约为 0.5 V,驱动器需提供足够基极电流以达到所需饱和度,注意基极电流的热耗与驱动器能力。
  • 极限参数保护:发-基极击穿电压约 6 V,基极反偏应受限以免损坏器件。

六、选型与替代

8050M-D 适合需要在低电压(≤25 V)条件下提供 1 A 级别开关与放大功能的表贴应用。若需要更高功耗承受能力或更低饱和压,可考虑更大封装(如 SOT-223/TO-252/TO-220)或专用功率晶体管。反之若仅用于小信号放大,可选用小电流低噪声型 NPN 管以获得更佳性能。

七、采购与品质

  • 品牌:BLUE ROCKET。采购时请向供应商索取完整的数据手册以确认全部参数、测试条件与引脚定义。
  • 建议在批量采购前进行样品验证,包括热测、开关特性和在目标 PCB 上的实际功耗测试,确保满足产品长期可靠性要求。

总结:8050M-D 是一颗面向通用场合的高增益 NPN 晶体管,SOT-23 小封装与良好的频率特性使其在表贴电路中具有灵活应用价值,但在高电流或高功耗场合需通过合理的 PCB 热设计与基极驱动来保证稳定可靠。

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