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HGSEMI REF3030AIM3/TR REF3030AIM3
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- HGSEMI REF3030AIM3 / TR
- Type
- HGSEMI
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- HGSEMI
- Electronic Component
- REF3030AIM3/TR
- Electronic Component
- 1
- Package
- SOT-23-3
- Electronic Component
- Voltage Reference IC
- Electronic Component
- ±0.15%
- Electronic Component
- 0.06g
- Electronic Component
- 1
- Electronic Component
- BM0264801298
- Operating Temperature
- 40℃~+125℃
- Operating Voltage
- 2.7V~5.5V
- Electronic Component
- 30ppm/℃
- Output Voltage
- 3V
- Output Current
- 5mA
- Output Type
- Electronic Component
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
REF3030AIM3/TR 产品概述
一、产品简介
REF3030AIM3/TR（华冠 HGSEMI）是一款固定输出的串联式电压基准，输出电压为 3.000V，适用于对电压基准精度和温度稳定性有较高要求的应用。器件采用 SOT-23-3 小型表面贴装封装，工作电压范围标称为 2.7V ~ 5.5V，输出电流可驱动至 5mA，典型精度为 ±0.15%，温度系数仅 30ppm/℃，工作温度范围 -40℃ ~ +125℃，满足工业级应用要求。
二、关键性能亮点
- 固定 3.000V 输出，初始精度高达 ±0.15%，降低系统校准频次。
- 低温漂：30ppm/℃ 的温度系数，有利于长期温度变化下维持测量一致性。
- 串联（series）基准架构，结构简单、稳定性好，适合作为 ADC/DAC、精密测量仪器的系统参考源。
- SOT-23-3 小封装，适合空间受限或便携式设备的表面贴装工艺。
三、典型应用场景
- 精密模数/数模转换器（ADC/DAC）的参考电压源。
- 传感器信号调理与采集系统（温度、压力、流量等）。
- 仪器仪表校准和偏置电路。
- 便携式电源管理与低功耗测量终端（注意输入电压裕量与负载能力）。
四、设计与使用注意事项
- 为保证稳定输出，输入电压应高于目标输出并留有足够压差裕量（具体最低输入差压请参考器件数据手册）。
- 输出驱动能力为 5mA，若系统负载超过此限，应采用缓冲放大器或外部低噪声运放做电流放大，以免影响基准精度。
- 建议在输入端及输出端靠近器件引脚放置去耦电容（例如 0.1μF 陶瓷），以提升瞬态响应并抑制噪声。
- 布局方面应尽量缩短基准输出到关键测量节点的走线，采用良好接地实践（单点接地或局部地平面），避免热源或高频信号干扰。
五、可靠性与封装
REF3030AIM3/TR 提供工业级工作温度范围（-40℃ 至 +125℃），适合在宽温区间中长期可靠工作。SOT-23-3 三引脚封装便于自动贴片与高密度 PCB 布局，同时便于散热与生产测试。
六、选型建议
若系统重视基准精度与温漂且负载电流较小（≤5mA），REF3030AIM3/TR 是经济且性能均衡的选择。对于需更大驱动能力或更低噪声的场合，可考虑在基准后加缓冲放大或选择专用低噪/高驱动参考源。最终选型请结合实际电压裕量、负载、电源噪声与温度范围，并参阅完整数据手册以确认最低输入差压、噪声、上电行为等细节。
总结：REF3030AIM3/TR 适合要求高精度、低温漂和工业级温度范围的紧凑型参考电源应用，是中小功率精密测量与便携设备的理想选择。
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