WMSIC Electronic Components

DIODES BC847BFZ-7B BC847BFZ

ModelBC847BFZ-7B
PackageSOT-23
BrandDIODES
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 Electronic Component

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
DIODES BC847BFZ-7B
Type
DIODES
Minimum package
10000

Technical parameters

Electronic Component
Electronic Component
Electronic Component
DIODES
Electronic Component
BC847BFZ-7B
Electronic Component
1
Package
SOT-23
Electronic Component
1 NPN
Electronic Component
Transistor(BJT)
Electronic Component
0.019g
Electronic Component
1
Electronic Component
BM0107671919
Operating Temperature
55℃~+150℃
Transistor Type
NPN
Frequency(f T)
300MHz
Power Dissipation(Pd)
350mW
Electronic Component
10000
Collector Current(Ic)
100mA

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

产品概述:BC847BFZ-7B

一、基本信息

BC847BFZ-7B是一款由Diodes Incorporated制造的NPN晶体管,其设计兼具了高效的性能和广泛的应用场景。该元器件的封装类型为3-XFDFN(也称为DFN0606-3),其尺寸非常小巧(仅0.6mm x 0.6mm),使其适合在空间有限的电路板中使用。

二、关键参数

  1. 制造商:Diodes Incorporated
  2. 包装类型:卷带(TR)
  3. 状态:Digi-Key中的零件状态为停产
  4. 晶体管类型:NPN
  5. 电流 - 集电极(Ic)最大值:100mA
  6. 电压 - 集射极击穿(Vce(max)):45V
  7. 电流 - 集电极截止(Ic(max)):15nA
  8. 功率最大值:435mW
  9. 工作温度范围:-55°C至150°C(TJ)
  10. 封装规格:3-XFDFN / X2-DFN0606-3
  11. 不同Ib、Ic时Vce饱和压降(最大值):300mV @ 5mA, 100mA
  12. 频率 - 跃迁:100MHz
  13. 不同Ic、Vce时DC电流增益(hFE)最小值:200 @ 2mA, 5V

三、应用领域

BC847BFZ-7B广泛应用于现代电子设备中,尤其是在需要高频响应和低功耗的场合。典型应用包括:

  • 信号放大:适合小信号放大器的设计,用于音频处理和信号处理电路。
  • 开关应用:可作为开关元件用于电源管理、LED驱动电路及低功耗设备。
  • 射频电路:其100MHz的频率跃迁特性使其适用于高频信号处理和通信设备。

四、性能优势

  1. 高增益:在相对较低的基极电流条件下,BC847BFZ能够提供高达200的增益,这使得它在多种电路设计中成为理想选择。
  2. 低饱和压降:在设定的工作条件下,集电极-发射极间的饱和压降最低可达300mV(在5mA和100mA的情况下),这意味着在开关操作中,它表现出较高的功率效率,降低了功耗。
  3. 广泛的温度适应性:其工作温度范围从-55°C到150°C,确保了在极端环境中依然能够稳定运行,使其适用于军事、航空航天及工业控制设备等领域。

五、设计注意事项

尽管BC847BFZ-7B性能优越,但在电路设计中仍需注意以下几点:

  • 集电极电流和电压限制:确保工作在最大电流和电压限制以下,以避免对器件造成损害。
  • 散热设计:由于其在高负载情况下仍能输出较大功率,设计散热措施以优化器件的工作寿命和稳定性是必需的。
  • PCB布局:由于其小型封装特性,PCB的布局和走线设计要考虑到电磁干扰和信号完整性,确保最佳性能。

六、总结

BC847BFZ-7B是一款高效能的小型NPN晶体管,适用于多种高频和低功耗应用,其出色的电流增益、低饱和压降及广泛的工作温度范围,使其成为电子设计工程师的理想选择。虽然Digi-Key上标记为停产,工程师在设计时仍应注意寻找替代器件以满足未来项目需求。随着电子技术的不断进步,BC847BFZ-7B所代表的技术特性仍将为未来的电子设计提供参考和启发。

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