WMSIC Electronic Components

HXY MOSFET MMBTA05

ModelMMBTA05
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
HXY MOSFET MMBTA05
Type
HXY MOSFET
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
HXY MOSFET
Electronic Component
MMBTA05
Electronic Component
1
Package
SOT-23
Electronic Component
1 NPN
Electronic Component
Transistor(BJT)
Electronic Component
0.032g
Electronic Component
1
Electronic Component
BM0225775146
Transistor Type
NPN
Frequency(f T)
100MHz
Power Dissipation(Pd)
300mW
Electronic Component
Electronic Component
Electronic Component
3000
Collector Current(Ic)
500mA

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

MMBTA05 产品概述

概要

MMBTA05 是一种由华轩阳电子(HXY MOSFET)生产的NPN双极结晶体管(BJT),采用SOT-23封装。这种小型化的三极管设计适用于各种电子设备中的低至中功率应用。

基础参数

以下是MMBTA05的一些关键参数:

  • 功率(Pd): 300 mW
    • 这表明该三极管在正常操作条件下可以承受的最大功率。
  • 晶体管类型: NPN
    • NPN类型的三极管在集电极和基极之间施加正电压时会导通。
  • 特征频率(fT): 100 MHz
    • 这是指在特定条件下,三极管的电流增益开始下降的频率,反映了其高频性能。
  • 直流电流增益(hFE@Ic,Vce): 100 @ 10 mA, 1 V
    • 在集电极电流为10 mA,集电极-发射极电压为1 V时,基极输入电流与集电极输出电流的比值。
  • 集射极击穿电压(Vceo): 60 V
    • 当基极不接地时,集电极和发射极之间可以承受的最大电压。
  • 集电极-发射极饱和电压(VCE(sat)@Ic,Ib): 250 mV @ 100 mA, 10 mA
    • 在集电极电流为100 mA,基极电流为10 mA时,集电极和发射极之间的最小电压。
  • 集电极截止电流(Icbo): 100 nA
    • 当基极不接地时,集电极的漏电流。
  • 集电极电流(Ic): 500 mA
    • 三极管可以承受的最大连续集电极电流。

应用场景

MMBTA05 因其小尺寸和良好的性能,适用于多种应用场景:

  1. 低功率放大器:

    • 由于其高频特性(fT = 100 MHz)和较高的直流电流增益(hFE = 100),MMBTA05 可以用于低至中功率的信号放大应用,如音频设备、无线通信设备等。
  2. 开关应用:

    • 低饱和电压(VCE(sat) = 250 mV)使其在开关模式下能高效工作,适用于电源管理、驱动器和逻辑门等场景。
  3. 自动控制系统:

    • 在自动控制系统中,MMBTA05 可以作为控制元件,用于调节和控制电流或电压。
  4. 消费电子产品:

    • 小型化的SOT-23封装使其非常适合用于空间有限但需要高性能的消费电子产品,如智能手机、平板电脑等。
  5. 工业控制设备:

    • 高集射极击穿电压(Vceo = 60 V)和较高的集电极电流(Ic = 500 mA)使其能够在工业控制设备中承受较高的电压和电流。

优势

  • 小型化封装: SOT-23封装使得MMBTA05非常适合于空间有限的应用场景。
  • 高频性能: 特征频率达100 MHz,适用于需要高频响应的应用。
  • 低饱和电压: 250 mV的低饱和电压提高了效率,减少了能量损耗。
  • 高直流电流增益: hFE值为100,确保了稳定的放大性能。

使用注意事项

  • 热管理: 由于功率限制(300 mW),需要确保良好的散热措施以避免过热。
  • 电压限制: 不要超过最大集射极击穿电压(60 V)和最大连续集电极电流(500 mA)。
  • 基极驱动: 确保基极输入电流符合推荐值,以获得最佳性能。

总结

MMBTA05 是一种功能强大的NPN三极管,通过其小型化设计、良好的高频性能和低饱和电压,广泛适用于各种低至中功率电子设备中的信号放大、开关控制等应用。其高效能和可靠性使其成为许多工程师和设计师的首选元件。

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