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CJ BCP55-16 BCP55
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- CJ BCP55-16
- Type
- CJ
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- CJ
- Electronic Component
- BCP55-16
- Electronic Component
- 1
- Package
- SOT-223
- Electronic Component
- 1 NPN
- Electronic Component
- Transistor(BJT)
- Electronic Component
- 0.28g
- Electronic Component
- 1
- Electronic Component
- BM0227642105
- Operating Temperature
- 55℃~+150℃
- Transistor Type
- NPN
- Frequency(f T)
- 100MHz
- Power Dissipation(Pd)
- 1.5W
- Electronic Component
- Electronic Component
- Electronic Component
- 2500
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
BCP55-16 NPN 三极管（SOT-223）产品概述
一、概述
BCP55-16 是江苏长电（CJ）推出的一款中低功率 NPN 晶体管，封装为 SOT-223（8R），适合在要求较好散热和较高电压耐受的场合替代传统 SOT-23 器件。器件设计面向开关与线性放大用途，兼顾开关速度与电流驱动能力。
二、主要电气参数
- 晶体管类型：NPN
- 集电极电流 Ic：1A（最大）
- 集电极-发射极击穿电压 Vceo：60V
- 耗散功率 Pd：1.5W（在推荐散热条件下）
- 直流电流增益 hFE：100（测量条件 500mA, VCE=2V）
- 特征频率 fT：100MHz
- 集电极截止电流 Icbo：100nA
- 集-射饱和电压 VCE(sat)：约 500mV（饱和区）
- 射极-基极击穿电压 Vebo：5V
- 工作温度范围：-55℃ ～ +150℃
三、主要特性与优点
- 电压耐受力较高，Vceo=60V，适合 24V/48V 等系统中的开关或驱动应用。
- hFE 在中高电流区维持良好增益，500mA 条件下 hFE≈100，便于做功率驱动器或线性放大级。
- fT=100MHz，保证在中频段仍有良好增益与开关速度，适用于开关电源前级或信号放大。
- SOT-223 封装相比小型封装有更好的热阻与布板散热能力，可在 PCB 上承受较高的功耗。
四、热性能与封装注意
SOT-223 封装利于通过铜箔散热，请在 PCB 设计时扩大集电极焊盘和下层散热铜箔，必要时增加过孔连接内层热铜。器件额定耗散 1.5W，实际使用应考虑温度降额，工作环境温度升高时降低允许集电极电流。
五、典型应用场景
- 中低功率开关与驱动（继电器、继电器驱动、继电器阵列）
- 线性稳压器输出晶体管或预放大级
- 音频功率前置放大与低频驱动
- 开关电源初级或次级驱动电路
六、使用与保护建议
- 避免基极-射极反向电压超过 Vebo=5V，电路设计时加基极限流电阻或二极管保护。
- 在开关应用中注意 VCE(sat)≈500mV 的功耗产生，必要时增加散热或限制占空比。
- 环境温度高时按厂商温度系数降额使用，防止长期热应力导致可靠性下降。
七、封装与采购信息
器件标识 BCP55-16，封装 SOT-223，品牌 CJ（江苏长电/长晶）。常见以卷带或托盘形式供应，适合自动贴装生产，订购时请确认完整料号与封装选项以匹配生产工艺。
以上为 BCP55-16 的产品概览，若需引脚排列图、完整电气特性曲线或典型应用原理图，可提供更详细资料或参考器件数据手册。
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