WMSIC Electronic Components

ROHM DTC143EEBTL

ModelDTC143EEBTL
PackageSC-89
BrandROHM
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 22+

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
ROHM DTC143EEBTL
Type
ROHM
Unit
Electronic Component
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
ROHM
Electronic Component
DTC143EEBTL
Electronic Component
1
Package
SC-89
Electronic Component
1 NPN
Electronic Component
Digital Transistor
Electronic Component
0.022g
Electronic Component
1
Electronic Component
BM0000737539
Operating Temperature
55℃~+150℃
Resistor
1
Resistor
4.7kΩ
Transistor Type
NPN
Frequency(f T)
250MHz

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

DTC143EEBTL 产品概述

产品简介
DTC143EEBTL是一款由ROHM(罗姆)公司生产的NPN晶体管,专为数字电路和模拟电路应用设计。该晶体管具有创新的预偏置特性,能在较低的电流下实现可靠的开关操作,适用于各类消费电子、通信设备和工业控制系统。凭借其小巧的EMT3F(SOT-416FL)封装,DTC143EEBTL能够在空间受限的环境中占用最小的板面积,成为高密度电路设计的理想选择。

电气特性
DTC143EEBTL的关键电气参数包括:

  • 最大集电极电流 (Ic): 100mA,适合于中等负载的驱动。
  • 集射极击穿电压 (Vce): 最大值为50V,使其能够承受一定的电压波动,保证在正常工作条件下的稳定性。
  • 直流电流增益 (hFE): 在10mA和5V条件下,最小增益为30,提供足够的放大能力,以满足日常应用需求。
  • 饱和压降 (Vce(sat)): 在500µA与10mA的条件下,最大值为300mV,确保快速开关和低功耗。
  • 集电极截止电流 (Ic(off)): 最大值为500nA,保证在非导通状态下低漏电流,提高电路效率。

频率特性
DTC143EEBTL具有250MHz的跃迁频率,能够快速、稳定地响应高频信号,使其特别适合高频应用,如无线通信和数字信号处理,能有效支持诸如开关电源和RF放大器等电路。

功率和散热
该晶体管的最大功耗为150mW,适当的散热设计能够确保元件在高负载状态下安全运行。在实际应用中,应充分考虑散热路径,以达到最佳性能。

电路设计
在实际电路设计中,DTC143EEBTL常与外围元器件(如电阻)配合使用,以实现最佳的工作状态。对于基极使用的4.7kΩ电阻 (R1) 和发射极电阻 (R2) 的选择,能够有效地控制晶体管的工作点和线性度。适当的偏置电路设计,将有助于提高开关速度和降低失真,确保电路在各种工况下都能稳定工作。

封装与安装
DTC143EEBTL采用表面贴装(SMD)封装,符合SC-89及SOT-490封装规范,便于自动化贴装,适配各类现代电路板制造工艺。其轻巧、紧凑的设计也使得在要求严格的产品应用(如便携式设备)中拥有更大的设计灵活性。

应用场景
凭借其优异的性能和小巧的封装,DTC143EEBTL广泛应用于:

  • 消费电子:如手机、平板电脑、相机等设备中的信号放大与开关。
  • 通信设备:适用于无线通信模块和基站中的信号处理。
  • 工业控制:用于传感器信号的处理和信号放大,满足工程和自动化系统的需求。
  • 计算机周边:如打印机、复印机等设备的控制电路。

总结
DTC143EEBTL以其稳定的电气性能、紧凑的封装设计以及广泛的应用场景,成为当前市场上极具竞争力的NPN数字晶体管之一。其预偏置的特性,不仅提高了产品的适用性,还降低了设计复杂度,极大地丰富了开发者的选择。无论是在新产品开发,还是旧有产品的迭代升级,DTC143EEBTL都能为设计者提供额外的灵活性和性能保障。

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