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SHIKUES BCP54
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- SHIKUES BCP54
- Type
- SHIKUES
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- SHIKUES
- Electronic Component
- BCP54
- Electronic Component
- 1
- Package
- SOT-223
- Electronic Component
- 1 NPN
- Electronic Component
- Transistor(BJT)
- Electronic Component
- 0.227g
- Electronic Component
- 1
- Electronic Component
- BM0264580606
- Operating Temperature
- 65℃~+150℃
- Transistor Type
- NPN
- Frequency(f T)
- 130MHz
- Power Dissipation(Pd)
- 1.33W
- 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.
BCP54 产品概述
一、产品简介
BCP54 为 SHIKUES（时科）出品的一款 NPN 小功率硅晶体管，采用 SOT-223 封装。器件额定集电极电流 Ic=1A、集射极击穿电压 Vceo=45V，耗散功率 Pd=1.33W，适合用于中低功率开关与线性放大电路中担任驱动或功率放大角色。
二、主要技术参数
- 晶体管类型：NPN
- 最大集电极电流 Ic：1A
- 集射极击穿电压 Vceo：45V
- 耗散功率 Pd：1.33W（环境依赖，请参考降额）
- 直流电流增益 hFE：典型 63
- 特征频率 fT：130MHz
- 集电极截止电流 Icbo：100nA
- 集射极饱和电压 VCE(sat)：≈500mV（典型，依基极电流而变化）
- 射基极击穿电压 Vebo：5V
- 工作温度范围：-65℃ ~ +150℃
- 封装：SOT-223
三、产品特性与优势
- SOT-223 小体积但具有较好的热性能，便于表面贴装与自动化生产。
- fT=130MHz 使其在小信号高频段仍有良好增益余量，适合音频及中频放大。
- 低 Icbo 与中等 hFE，利于低偏流与稳定放大设计。
- VCE(sat) 约 0.5V，开关损耗可控，适合作为低功耗开关元件。
四、典型应用场景
- 电源管理中的低压差稳压器和负载开关驱动。
- 小信号放大电路、前置放大器与音频驱动。
- 单片机或逻辑电路的驱动级（继电器、继电器驱动器）。
- 通用开关元件、恒流源与保护电路。
五、设计与使用建议
- 避免长期在 Pd 极限工作，推荐按环境温度进行功率降额设计并留有裕量。
- 开关应用中基极需提供足够驱动电流，确保饱和并降低 VCE(sat)；计算基极电阻时按 Ic/hFE(sat) 考虑。
- 注意 Vebo=5V，禁止反向超过该值以免损坏基极-发射极结。
- 高频应用时注意布局短走线和适当旁路，减少寄生电容与震荡风险。
六、封装与热管理
SOT-223 虽体积小，但具有良好散热面，宜在 PCB 上设计大面积铜箔、热沉区或过孔以提升散热能力。必要时在集电极热焊盘下增加多层铜、热通孔和连接至散热层，以降低结-环境热阻。
七、可靠性与采购
工作温度范围宽、耐温性能良好，适合工业级应用。典型采购为单只（数量：1），批量采购请咨询供应商关于出货、测试与放行文件。使用与储存时注意防潮防静电，遵循焊接工艺规范以保证长期可靠性。
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