WMSIC Electronic Components

ROHM DTC143EMT2L

ModelDTC143EMT2L
PackageSOT-723
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
ROHM DTC143EMT2L
Type
ROHM
Minimum package
8000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
ROHM
Electronic Component
DTC143EMT2L
Electronic Component
1
Package
SOT-723
Electronic Component
1 NPN
Electronic Component
Digital Transistor
Electronic Component
0.021g
Electronic Component
1
Electronic Component
BM0000001731
Operating Temperature
55℃~+150℃
Resistor
1
Resistor
4.7kΩ
Transistor Type
NPN
Frequency(f T)
250MHz
Power Dissipation(Pd)
150mW

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:DTC143EMT2L 数字晶体管

一、产品简介

DTC143EMT2L 是一款高性能的 NPN 类型数字晶体管,采用 ROHM(罗姆)半导体公司生产,具有预偏压特性。其最大集电极电流为 100mA,额定的集射极击穿电压高达 50V,适合多种电子电路中的开关与放大应用。产品专为表面贴装技术(SMT)设计,封装形式为 VMT3 (SOT-723),符合现代电子器件的小型化需求。

二、主要特性

  1. 电流与电压特性

    • 最大集电极电流 (Ic):100 mA,能够满足大多数中小功率的应用需求。
    • 最大集射极击穿电压 (Vce):50 V,保证在高电压工作环境中的安全性和可靠性。
    • 最大集电极截止电流:500 nA,确保低功耗和高效的电路性能。
  2. 增益性能

    • DC 电流增益 (hFE):在规定条件下(10 mA,5 V),至少为 30,能够提供足够的放大能力,适用于降低基极电流而得到较大的集电极电流的应用场景。
  3. 饱和特性

    • 在 500 µA 基极电流与 10 mA 集电极电流时,Vce 饱和压降最大值为 300 mV,这能够有效降低功耗,提高电路的整体性能,适合高效率开关电路设计。
  4. 频率特性

    • 跃迁频率为 250 MHz,允许在高频应用中保持稳定性能,适用于高频开关和射频放大器电路。
  5. 功率处理能力

    • 最大功耗为 150 mW,确保在各类工作条件下稳定运行。
  6. 封装类型

    • 采用 SOT-723 表面贴装封装,具备紧凑设计,适于空间受限的电路板。VMT3 的封装设计有助于提升热管理和焊接性能,确保产品的可靠性。

三、应用领域

DTC143EMT2L 适用于广泛的电子设备与电路,包括但不限于:

  • 开关电路:可用于各种需要进行电流开关控制的场景,例如 LED 驱动、电机控制等。
  • 放大电路:可在音频前置放大器、信号放大器等应用中使用,以提供必要的增益。
  • 数字电路:由于其 NPN 预偏置特性,适合用于数字逻辑电路,确保信号在不同状态间的快速转换。
  • 高频应用:由于其较高的频率特性,适合在 RF 和高频开关电路中使用,确保信号的完整性。

四、设计指南与注意事项

在使用 DTC143EMT2L 进行电路设计时,以下几点需予以注意:

  • 电流限制:确保所有操作条件下的集电极电流不超过 100 mA,以防止器件的损坏。
  • 散热设计:虽然其功率处理能力为 150 mW,设计时需要考虑良好的散热解决方案,特别是在高负载条件下。
  • 电压保护:为确保 IC 的长期稳定工作,应考虑在高电压应用场景中添加适当的防护元件,以防电压尖峰对器件造成损害。
  • PCB 设计:合理布局 PCB,提供足够的焊盘面积以确保良好的热传导,减少焊接应力对封装的影响。

五、总结

DTC143EMT2L 数字晶体管凭借其高效的电气性能、优越的频率响应和便捷的表面贴装设计,成为各种电子项目中不可或缺的基础元件之一。无论是在消费电子、通讯设备还是工业控制系统中,这款产品都表现出了优异的适应性和可靠性,为设计工程师提供了一个理想的选择。

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