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MICRONE ME6203A30M3G
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- MICRONE ME6203A30M3G
- Type
- MICRONE
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- 1.2V@(50mA)
- Electronic Component
- MICRONE
- Electronic Component
- ME6203A30M3G
- Electronic Component
- 1
- Package
- SOT-23
- Electronic Component
- Linear Regulator(LDO)
- Electronic Component
- 0.036g
- Electronic Component
- 1
- Features
- Electronic Component
- Electronic Component
- BM0227695458
- Operating Temperature
- 45℃~+150℃@(Tj)
- Operating Voltage
- 40V
- Output
- Electronic Component
- Output Voltage
- 3V
- Output Current
- 100mA
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
ME6203A30M3G 产品概述
一、概述
ME6203A30M3G 是南京微盟（MICRONE）推出的一款固定输出线性稳压器（LDO），输出电压为 3.0V，正极输出、单通道设计，采用常见的 SOT-23 小封装。器件面向低功耗、空间受限的电源管理场景，内部具有短路保护功能，适合电池供电与工业级应用。
二、主要特性
- 输出类型：固定（3.0V）
- 输出极性：正极，单通道
- 工作电压范围：最高可达 40V（输入）
- 最大输出电流：100mA
- 压差（Dropout）：1.2V @ 50mA（在更大电流下压差可能增大）
- 静态电流（Iq）：约 3µA，适合低功耗设计
- 保护功能：具备短路保护（具体实现方式详见原厂资料）
- 工作结温范围：-45℃ ～ +150℃（Tj）
- 封装：SOT-23
三、典型应用
- 电池供电的微控制器与传感器节点（IoT 终端、遥测）
- 工业控制与低速数据采集模块
- 低功耗便携设备的局部 3.0V 供电
- 需要高输入耐压（可达 40V）的模拟/数字电源降压场景
四、设计与布局注意事项
- 压降与功耗：线性稳压器的耗散功率 Pd = (Vin - Vout) × Iout。举例：若 Vin=12V、Vout=3V、Iout=100mA，则 Pd=0.9W，SOT-23 封装散热有限，需关注结温上升并做好 PCB 铜箔散热。
- 压差说明：规格中给出 1.2V@50mA，若在 100mA 工作点或高温条件下，压差会增加，应保证输入电压比输出高出足够裕量以维持稳压。
- 电容与稳定性：建议在输出端放置低 ESR 的陶瓷电容（典型 1µF10µF）以保证环路稳定性，输入端加 0.1µF1µF 去耦电容以抑制瞬态与输入阻抗。具体电容值与等效串联电阻（ESR）要求请参照原厂数据手册。
- 保护与可靠性：短路保护能在负载异常时限制电流，但长期短路会导致器件发热，布局应兼顾散热与保护。高输入电压场景下注意浪涌与瞬态抑制。
- 布局建议：稳压器靠近负载放置，输入与输出走短且宽的走线，去耦电容靠近引脚焊盘放置，减少环路面积以降低噪声与提高稳定性。
五、封装与选型建议
SOT-23 封装适合体积受限设计，但散热能力有限。若应用在较高输入差或持续大电流条件下，宜评估热平衡并考虑加大 PCB 散热区或选用更大散热封装。最终选型与关键参数（输出精度、PSRR、瞬态响应、详细热阻等）请以原厂数据手册为准，并在样机验证中关注温升、稳定性与保护响应。
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