WMSIC Electronic Components

UMW MMBTH10

ModelMMBTH10
PackageSOT-23
BrandUMW
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
UMW MMBTH10
Type
UMW
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
UMW
Electronic Component
MMBTH10
Electronic Component
1
Package
SOT-23
Electronic Component
1 NPN
Electronic Component
Transistor(BJT)
Electronic Component
0.033g
Electronic Component
1
Electronic Component
BM0229464350
Operating Temperature
55℃~+150℃
Transistor Type
NPN
Frequency(f T)
650MHz
Power Dissipation(Pd)
225mW
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.

MMBTH10 产品概述

一、产品简介

MMBTH10 是友台半导体(UMW)出品的一款通用小信号 NPN 双极型晶体管,采用 SOT-23 小体积封装,适用于空间受限的便携式和消费类电子产品。器件具有较高的截止频率与中等电流承载能力,在小信号放大与开关应用中表现平衡,适合替代常见的通用 NPN 型号用于射频前端、驱动级、以及低功耗开关电路。

主要规格概要:

  • 晶体管类型:NPN
  • 集电极电流 Ic:50 mA(最大)
  • 集-射击穿电压 Vceo:25 V
  • 最大耗散功率 Pd:225 mW
  • 直流电流增益 hFE:≈60(测试条件:Ic = 4 mA,Vce = 10 V)
  • 特征频率 fT:650 MHz
  • 集电极截止电流 Icbo:100 nA(典型/最大)
  • 集-射饱和电压 VCE(sat):约 500 mV(典型,具体测试条件见数据表)
  • 射-基击穿电压 Vebo:3 V
  • 工作温度范围:-55 °C ~ +150 °C
  • 封装:SOT-23
  • 品牌:UMW(友台半导体)
  • 包装数量:单颗(订购时以包装形式为准)

二、主要电气参数(关键点)

  • 25 V 的 Vceo 使器件可用于低压至中等电压电源系统(如 3.3 V 或 5 V 设计中作为开关或放大器)。
  • 最大集电极电流 50 mA,适合驱动小型继电器、光耦或作为逻辑级开关。
  • 225 mW 的耗散功率提示在无散热片或大面积铜箔散热条件下,持续功率受限,需注意 PCB 布局与环境温度对功耗的限制。
  • fT = 650 MHz 表明该晶体管在 VHF/UHF 频段仍具有有效增益,适合高频小信号放大与射频前端的某些应用(需配合正确的偏置与阻抗匹配)。

三、性能特点

  • 高截止频率:适合高频、小信号放大与缓冲。
  • 低漏电流:Icbo 约 100 nA,有利于低噪声及低漏电要求的电路设计。
  • 稳定的 DC 增益:在中等偏置点(Ic≈4 mA)有约 60 的 hFE,便于直流偏置设计与放大器计算。
  • 宽工作温度:-55 °C 至 +150 °C,适用于工业级温度范围的应用环境。
  • 紧凑封装:SOT-23 方便表面贴装,适合自动化生产与小型化 PCB 设计。

四、典型应用场景

  • 小信号放大器(前置放大、音频前级、射频缓冲放大)
  • 开关与驱动电路(逻辑界面、LED 驱动、光耦驱动)
  • 通用放大与偏置电路(电流源/镜、信号整形)
  • 高频电路中作为低噪声放大级或缓冲器(需注意阻抗匹配与回路稳定性)
  • 便携设备、消费电子、仪器仪表与工业控制等领域

五、封装与引脚说明

  • 封装形式:SOT-23,适合表面贴装工艺。
  • 常见引脚排列(仅供参考):SOT-23 的引脚排列在不同厂商产品上可能有差异,常见为 1=Base、2=Emitter、3=Collector 或 1=Base、2=Collector、3=Emitter。请在设计与贴装前核对官方数据手册上的标准引脚定义与封装图纸,避免接线错误。

六、热管理与可靠性注意事项

  • 最大耗散功率 225 mW 表明器件在不加外部散热的情况下功耗较低;在高环境温度或连续大电流工作时,应进行功耗限流或采用良好 PCB 热扩散(增大铜箔面积、连接至散热层)以避免结温过高。
  • 在设计时应根据环境温度计算功率退载(power derating),保证结温 Tj 不超过 +150 °C。
  • 对静电敏感,贴片与维修过程中应采取 ESD 防护措施。

七、典型电路与使用建议

  • 开关应用:若用作饱和开关,需根据负载电流计算基极限流电阻使得基极提供足够的基极电流(一般按 Ic/β(sat) 估算),并注意 VCE(sat) 典型约 500 mV,导通损耗不可忽视。
  • 放大应用:在共射放大电路中,利用其 hFE≈60 的直流增益进行偏置设计,配合发射电阻稳定工作点。高频应用需注意输入/输出阻抗匹配及寄生电容影响。
  • 测试与校核:在电路验证阶段,请测量实际 hFE、VCE(sat)、Icbo 等参数并与数据表对比,因实际批次与工况会有差异。

八、订购与检验建议

  • 在批量设计前建议先索取样片并进行实际电路评估,确认引脚排列与电气性能满足系统要求。
  • 采购时注明品牌(UMW/友台半导体)与具体型号 MMBTH10,并核对批次号与出厂测试报告以确保一致性。
  • 量产时注意贴装工艺参数(回流温度曲线)与 ESD 管控,保证器件长期可靠运行。

如需进一步的引脚图、典型特性曲线或详细的热特性数据,请参考 MMBTH10 的完整产品数据手册或联系供应商获取原厂资料。

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