WMSIC Electronic Components

HXY MOSFET 2N3906S-HXY

Model2N3906S-HXY
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 2N3906S-HXY
Type
HXY MOSFET
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
HXY MOSFET
Electronic Component
2N3906S-HXY
Electronic Component
1
Package
SOT-23
Electronic Component
1 PNP
Electronic Component
Transistor(BJT)
Electronic Component
0.023g
Electronic Component
1
Electronic Component
BM0257677118
Transistor Type
PNP
Frequency(f T)
300MHz
Power Dissipation(Pd)
200mW
Electronic Component
Electronic Component
Electronic Component
3000
Collector Current(Ic)
200mA

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

2N3906S-HXY 产品概述

一、产品简介与定位

2N3906S-HXY 是华轩阳电子(HXY MOSFET)出品的一款小功率 PNP 晶体管,采用 SOT-23 封装,面向通用小信号放大与开关场合。该器件具有较高的直流电流增益与较宽的频率响应,适合于便携式消费电子、传感器接口、信号调理及驱动电路等对体积和成本敏感的应用。

二、主要电气参数(典型/最大值)

  • 集电极电流 Ic:200 mA(最大)
  • 集—射极击穿电压 Vceo:40 V
  • 耗散功率 Pd:200 mW(SOT-23 封装条件下)
  • 直流电流增益 hFE:300(在 Ic=10 mA、VCE=1 V 条件下)
  • 特征频率 fT:300 MHz(高频特性良好)
  • 集电极截止电流 Icbo:100 nA(典型)
  • 集电极饱和电压 VCE(sat):300 mV(标称,条件 50 mA 与 5 mA)
  • 射基极击穿电压 Vebo:5 V

以上参数为典型/额定值,具体设计时请参考厂方完整数据表并预留裕度。

三、性能亮点

  1. 高增益:在中小电流工作点(约 10 mA)下 hFE 可达 300,便于减少驱动电流并提高放大倍数。
  2. 宽带宽:fT 达到 300 MHz,适合对速度有要求的小信号放大与快速开关。
  3. 低饱和压:VCE(sat) 约 300 mV(在给定电流下),在开关应用中有利于减小功耗和压降。
  4. 小封装:SOT-23 适合表贴工艺与高密度 PCB 布局。

四、典型应用场景

  • 低电压小信号放大器(前置放大、差分放大等)
  • 低功耗开关与电平转换电路
  • 模拟开关、信号整形与脉冲整形
  • 与 NPN 互补(如 2N3904 型)组成推挽或差动对电路
  • 便携设备中的驱动与接口电路

五、使用与设计注意事项

  1. 功耗与散热:Pd 为 200 mW,SOT-23 封装散热受限,连续工作时应控制 Ic 与 VCE 以避免过热并按环境温度进行功耗降额。
  2. 基极保护:Vebo 为 5 V,避免在基—射极间施加超过该值的反向电压;设计中建议加入限流或钳位电路以保护基极。
  3. 漏电随温度上升:Icbo 在高温下会显著增加,需考虑温漂对偏置与漏电的影响。
  4. 驱动电阻:在开关应用中应在基极串接合适电阻以限制基极电流并控制开关速度,兼顾电磁兼容。
  5. PCB 布局:保持基极、集电极走线短且直,去耦与地线做好,必要时在集电极附近增加散热铜面。

六、封装与可靠性

SOT-23 封装适用于自动贴装与回流焊流程。推荐按 JEDEC/厂方提供的封装与回流曲线进行焊接工艺控制。出厂前应进行静电防护(ESD)与适当的湿敏等级管理以保证可靠性。

总结:2N3906S-HXY 在小封装条件下提供了高 hFE 与良好的频率响应,是一款适合中低功率小信号放大与开关应用的 PNP 晶体管,适合对尺寸、成本与性能有综合要求的嵌入式与消费电子设计。若用于关键或苛刻环境,请参考完整数据手册并作详尽的热设计与可靠性评估。

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