WMSIC Electronic Components

ON DTC144EET1G

ModelDTC144EET1G
PackageSC-75,SOT-416
BrandON
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

20 specifications

Core information

Product name
ON DTC144EET1G
Type
ON
Unit
Electronic Component
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
ON
Electronic Component
DTC144EET1G
Electronic Component
1
Package
SC-75,SOT-416
Electronic Component
1 NPN
Electronic Component
Digital Transistor
Electronic Component
0.027g
Electronic Component
1
Electronic Component
BM0264221523
Operating Temperature
55℃~+150℃
Resistor
1
Resistor
47kΩ
Transistor Type
NPN
Power Dissipation(Pd)
200mW

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

DTC144EET1G 数字晶体管产品概述

一、产品基本定位与核心优势

DTC144EET1G是安森美(ON)推出的预偏置NPN数字晶体管,属于小型化、低功耗的半导体器件。其核心优势在于内部集成预偏置电阻(输入电阻47kΩ、电阻比率1),无需额外配置外部偏置网络,可直接替代“传统NPN晶体管+偏置电阻”的组合,显著简化电路设计与PCB布局,尤其适合空间受限的小型电子设备。此外,该器件兼顾宽温适应性与低功耗特性,能满足多种场景的可靠性需求。

二、关键电气参数及实际意义

  1. 电压电流与功耗:集射极击穿电压(Vceo)达50V,覆盖中低压(30V以内)常见应用;集电极最大电流(Ic)100mA,可驱动小型负载(如小功率LED、微型继电器);耗散功率(Pd)200mW,属于低功耗器件,适配电池供电的便携设备,延长续航时间。
  2. 增益与开关特性:直流电流增益(hFE)典型值80(测试条件:Ic=5mA、Vce=10V),增益稳定一致性好;输入导通电压(VI(on))3V(Ic=2mA、Vce=0.3V),输入截止电压(VI(off))800mV(Ic=100μA、Vce=5V),开关特性明确,适合数字逻辑电路的信号转换与驱动。
  3. 内部偏置电阻:集成47kΩ输入电阻且电阻比率1,偏置网络匹配性好,避免外部电阻选型不当导致的增益波动或功耗增加,降低设计调试难度。

三、封装形式与环境兼容性

该器件采用SC-75(SOT-523) 与SOT-416 两种小型贴片封装,尺寸紧凑(SC-75封装约1.6×1.0×0.8mm),适合高密度PCB设计,常见于手机、可穿戴设备、小型家电等对空间要求严格的产品。
工作温度范围覆盖**-55℃至+150℃**,属于工业级温度标准,可适应极端环境(如户外设备、汽车电子辅助电路、工业控制模块),长期工作可靠性有保障。

四、典型应用场景解析

  1. 数字逻辑电路:作为开关管用于电平转换、信号放大,适配3V/5V逻辑系统,比如单片机IO口的负载驱动(替代外部电阻+晶体管)。
  2. 小型负载驱动:驱动100mA以内的负载,如LED指示灯、微型直流电机、小型继电器线圈,无需额外功率管扩展。
  3. 便携电子设备:智能手环、蓝牙耳机等电池供电产品,低功耗特性延长续航,小封装节省内部空间。
  4. 工业控制辅助电路:工业传感器的信号放大、小型执行器的驱动,宽温范围适应车间环境(-20℃至+85℃常见)。

五、品牌与可靠性说明

DTC144EET1G由安森美(ON Semiconductor)生产,该品牌是全球知名半导体厂商,产品符合RoHS、REACH等环保标准,且经过严格可靠性测试(温度循环、湿度老化等),参数一致性好,适合批量生产。其预偏置设计已在消费电子、工业领域广泛验证,可降低电路设计风险与生产成本。

该器件凭借“小封装、低功耗、预偏置简化设计”的特点,成为小型电子设备中信号处理与负载驱动的优选器件。

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