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GOODWORK MMBT3906
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- GOODWORK MMBT3906
- Type
- GOODWORK
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- GOODWORK
- Electronic Component
- MMBT3906
- Electronic Component
- 1
- Package
- SOT-23
- Electronic Component
- 1 PNP
- Electronic Component
- Transistor(BJT)
- Electronic Component
- 0.031g
- Electronic Component
- 1
- Electronic Component
- BM0257623381
- Operating Temperature
- 55℃~+150℃
- Transistor Type
- PNP
- Frequency(f T)
- 300MHz
- Power Dissipation(Pd)
- 200mW
- 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.
MMBT3906 产品概述
一、产品简介
MMBT3906 是一款小信号 PNP 三极管，GOODWORK（固得沃克）生产的 SOT-23 封装型号，适用于通用开关与放大场景。器件在小封装下实现了较高的电流放大能力与频率响应，兼顾低漏电与低饱和压降，便于表面贴装组装与批量制造。
二、主要规格
- 晶体管类型：PNP
- 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，须按环境温度降额）
- 直流电流增益 hFE：300（在 Ic=10 mA、VCE=1 V 时典型）
- 特征频率 fT：300 MHz（典型）
- 集电极截止电流 Icbo：100 nA（典型/最大于室温条件）
- 集电极饱和电压 VCE(sat)：约 300 mV（典型）
- 工作结温范围：-55 ℃ ~ +150 ℃（Tj）
三、封装与引脚
封装：SOT-23（适合自动化贴装）。常见脚位排列（出货前请以厂商封装图为准）：
- 引脚1：E（发射极）
- 引脚2：B（基极）
- 引脚3：C（集电极）
四、主要特性与优势
- 高增益：hFE 在低电流区表现优异，适合小信号放大与电平转换。
- 高频特性好：fT≈300 MHz，适用于高频放大或快速开关。
- 低泄漏：Icbo 低，有利于高阻抗电路与低静态电流设计。
- 封装小巧：SOT-23 便于密集布局与自动化工艺。
五、典型应用
- 小信号放大与前置放大器
- 逻辑电平转换与驱动低电流负载
- 高速开关、脉冲电路
- 工业与消费电子中的通用放大/开关单元
六、设计与使用注意事项
- 热管理：Pd 仅 200 mW，需根据 PCB 附近铜箔面积与环境温度做功率降额。高 Ic 连续工作应采用合理散热或限制占空比。
- 工作点选择：在 Ic 较高时 hFE 可能下降，设计时应留出裕量；饱和时 VCE(sat) 与驱动基极电流相关，需保证足够基流。
- 反向漏电：在高温情况下 Icbo 会上升，影响高阻电路性能，必要时加旁路或偏置网络。
- ESD 与焊接：SOT-23 在回流焊工艺中常见，注意温度曲线及防静电措施。
- 引脚确认：不同厂家封装脚位可能略有差异，上板前核对封装图。
七、替代型号与采购建议
在需要更高功耗或更高电流能力时，可考虑封装更大或功耗更高的 PNP 型号；若追求完全互换，可选用同参数族的 MMBT3906 系列替代。采购时建议选择正规品牌与对比样片测试，关注批次与出货测试数据以确保 hFE 与漏电等关键指标符合设计要求。
以上为基于 GOODWORK MMBT3906（SOT-23）主要参数的产品概述，具体电气特性与典型曲线请参阅厂商规格书以获得精确测试条件与限制。
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