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BLUE ROCKET MMBT2222A
Configuration
1 options
Configuration
24+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- BLUE ROCKET MMBT2222A
- Type
- BLUE ROCKET
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- BLUE ROCKET
- Electronic Component
- MMBT2222A
- Electronic Component
- 1
- Package
- SOT-23
- Electronic Component
- 1 NPN
- Electronic Component
- Transistor(BJT)
- Electronic Component
- 0.03g
- Electronic Component
- 1
- Electronic Component
- BM0233262409
- Transistor Type
- NPN
- Frequency(f T)
- 300MHz
- Power Dissipation(Pd)
- 350mW
- Electronic Component
- Electronic Component
- Electronic Component
- 3000
- Collector Current(Ic)
- 600mA
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
MMBT2222A（SOT-23）产品概述
一、产品简介
BLUE ROCKET MMBT2222A 是一款通用 NPN 小信号三极管，采用 SOT-23 小封装，适合空间受限的消费类和工业电子应用。器件兼具较高的集电极电流承载能力与较快的转换速度，适用于开关、驱动和小信号放大等场合。
二、主要电气参数
- 晶体管类型：NPN
- 最大集电极电流 Ic：600 mA
- 集射极击穿电压 Vceo（Max）：40 V
- 耗散功率 Pd：350 mW（封装及PCB散热相关）
- 直流电流增益 hFE：≈100（测定条件 150 mA, VCE=10 V）
- 特征频率 fT：≈300 MHz
- 集电极截止电流 Icbo：≈10 nA（典型、低漏电）
- 集电极-发射极饱和电压 VCE(sat)：≈1.0 V（在 Ic≈500 mA、对应基极驱动条件时）
- 发射基极击穿电压 Vebo：6 V
- 封装：SOT-23；单个器件
三、特性与优势
- 高电流能力：Ic 达到 600 mA，可用于小型负载驱动和开关场合。
- 速度快：fT 约 300 MHz，适合高速开关和射频前端的初级放大/缓冲。
- 低漏电流：Icbo 约 10 nA，有利于高阻抗电路和低静态功耗设计。
- 小封装：SOT-23 适合表面贴装，节省 PCB 面积，方便自动化贴装。
四、典型应用
- 低电压继电器/小电机驱动（需考虑并联或外接散热方案）
- 数字逻辑开关、TTL/CMOS 兼容接口驱动
- 小信号放大器、缓冲级、射频前端的初级级放大
- 电源管理和保护电路中的开关元件
五、使用建议与注意事项
- 散热降额：SOT-23 耗散功率受 PCB 面积和铺铜影响显著，长期高电流工作时需要考虑热阻和降额设计。
- 驱动基极电流：为获得接近标称饱和电压，基极应提供足够的驱动电流，建议按所需 Ic 与 hFE（线性或饱和区）计算基极电阻。
- 尽量避免在 Vebo（6 V）以上施加反向基极-发射电压，以免损坏器件。
- 出货前请以 BLUE ROCKET 官方数据手册为准，确认极性、管脚定义及典型测试条件。
六、封装与管脚
器件为 SOT-23 三引脚小封装，适合自动贴装。不同封装版图和标识可能存在差异，建议设计 PCB 时参照 BLUE ROCKET 提供的封装图和管脚定义，确保焊盘尺寸与热过孔布局满足散热需求。
备注：本概述基于给定典型规格进行汇总，具体电气特性和限制应参考 BLUE ROCKET 的完整数据手册与器件可靠性说明。
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