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TWGMC DTC114EUA Digital Transistor DTC114EUA
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- TWGMC DTC114EUA
- Type
- TWGMC
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- TWGMC
- Electronic Component
- DTC114EUA
- Electronic Component
- 1
- Package
- SOT-323
- Electronic Component
- 1 NPN
- Electronic Component
- Digital Transistor
- Electronic Component
- 0.03g
- Electronic Component
- 1
- Electronic Component
- BM0226536277
- Operating Temperature
- 55℃~+150℃
- Resistor
- 1.2
- Resistor
- 10kΩ
- Transistor Type
- NPN
- Frequency(f T)
- 250MHz
- 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.
DTC114EUA 产品概述
一、简介
DTC114EUA 为 TWGMC（台湾迪嘉）国产的数字型晶体管（集成基极电阻/分压网络），采用超小型 SOT-323 封装，适合空间受限的低功耗开关应用。器件在低电压与小电流条件下具有稳定的开通特性和可预测的增益，便于与 MCU、逻辑电路或传感器输出直接接口。
二、主要电气参数（典型/在特定测试条件下）
- 直流电流增益 hFE：30（测试条件 IO=5mA，VCC=5V）
- 集-射极击穿电压 VCEo：50V
- 导通输出电压 VO(on)：约 300mV（IO=10mA）
- 最小输入电压 VI(on)：约 3V（对应 IO=10mA）；在极低驱动电流下可低至约 0.3V（取决测试条件）
- 最大输入电压 VI(off)：约 500mV（Iin=100µA，VCC=5V）
- 输入电阻：13kΩ（器件内部集成）
- 输入端电阻比率：1.2（内部阻值配比，影响输入阈值与偏置）
- 耗散功率 Pd：200mW
- 工作温度范围：-55℃ ~ +150℃
注：上述参数受测试条件影响，设计时请以完整规格书中的典型值与极限值为准。
三、功能特点
- 内置输入电阻（13kΩ），便于与微控制器、TTL/CMOS 等直接相连，减少外部元件。
- SOT-323 超小封装，适合高密度 PCB 布局与便携式设备。
- 较高的 VCEo（50V）提供了良好的耐压裕度，可用于较高电压侧的开关控制（在功率和安全限值内）。
- 宽温度范围，适合工业级环境。
四、典型应用场景
- MCU/逻辑信号到继电器、小型电磁阀或指示 LED 的驱动放大与开关。
- 电平移位与接口缓冲（当外部驱动能力有限时）。
- 便携式、消费类电子以及工业控制中的通断与保护电路。
- 低功耗电路中的软启动或信号整形。
五、使用建议与注意事项
- 功率耗散限制：SOT-323 封装的 Pd 为 200mW，导通电流与封装散热限制须在 PCB 布局阶段考虑；若连续工作电流较大，应评估结温与散热。
- 输入门槛：VI(on) 随负载电流变化明显，设计时根据目标 IO 选择合适的驱动电平以保证可靠开通。
- 热稳定性与旁路：在高开关频率或高环境温度下注意器件结温提升，必要时采用散热铜箔或降额使用。
- ESD 与焊接：采用常规静电防护措施；SOT-323 小封装在回流焊时请遵循厂商推荐的温度曲线。
六、封装与采购
- 封装：SOT-323（超小型 3 引脚）
- 品牌：TWGMC（台湾迪嘉）
在选型与采购前，建议索取并阅读器件的完整数据手册（datasheet），以获取引脚定义、极限参数、典型特性曲线及推荐焊接与应用电路图。
若需，我可帮你整理该器件的典型等效电路、推荐的 PCB 布局注意事项或根据你的负载条件计算具体的安全工作点。
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