WMSIC Electronic Components

MICRONE ME6230A30M3G

ModelME6230A30M3G
PackageSOT-23
BrandMICRONE
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
MICRONE ME6230A30M3G
Type
MICRONE
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MICRONE
Electronic Component
ME6230A30M3G
Electronic Component
1
Package
SOT-23
Electronic Component
Linear Regulator(LDO)
Electronic Component
0.046g
Electronic Component
1
Features
Output
Electronic Component
BM0227695479
Operating Temperature
40℃~+85℃
Operating Voltage
5.5V
Output
Electronic Component
Output Voltage
3V
Output Current
400mA
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.

ME6230A30M3G 线性稳压器产品概述

一、产品简介

ME6230A30M3G 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,输出电流最高可达 400mA。器件采用 SOT-23 小封装,工作环境温度范围为 -40℃ 至 +85℃,适用于对尺寸、噪声和电源纹波抑制有较高要求的便携与工业电子设备。

主要参数一览:

  • 输出类型:固定(3.0V)
  • 输出电流:400mA
  • 输入工作电压:5.5V(典型工况下)
  • 工作温度:-40℃~+85℃
  • PSRR:70dB @ 1kHz
  • 输出极性:正极
  • 输出通道数:1
  • 封装:SOT-23

二、主要特点与优势

  1. 高抑制能力:在 1kHz 时 PSRR 达到 70dB,可有效抑制来自电源端的干扰与纹波,适合对模拟电路或射频前端供电有严格噪声要求的场合。
  2. 中等功率驱动能力:400mA 的输出能力满足多数 MCU、传感器、射频模块和中小功率模块的供电需求。
  3. 宽温度范围与工业级可靠性:-40℃~+85℃ 的工作温度覆盖一般工业级应用,对环境适应性强。
  4. 小型封装:SOT-23 封装有利于空间受限的移动设备和消费电子产品设计。

三、典型应用场景

  • 便携式终端与手持设备的核心电源管理
  • 单片机(MCU)和数字逻辑的稳压供电
  • 传感器模块与数据采集前端
  • 射频模块、模拟前端以及对噪声敏感的电路供电
  • 工业控制、仪表及通信设备的低压轨供电

四、设计与实用注意事项

  • 引脚与封装:器件为 SOT-23 三引脚常见封装,通常引脚功能为 VIN、GND、VOUT,但具体引脚排列请以官方数据手册为准,设计前务必核对封装图与焊盘尺寸。
  • 输入/输出电容:为确保稳压器稳定工作与良好瞬态响应,建议在输入端和输出端靠近器件地焊点放置适当的去耦电容(常用陶瓷电容)。具体电容容量与等效串联电阻(ESR)要求请参照厂商推荐值。
  • 热设计:在高负载(接近 400mA)或高压差情况下,器件功耗上升需注意热耗散。SOT-23 封装对散热能力有限,布局时应扩大地平面、靠近器件增加散热铜箔,或在必要时采取散热器或多层板过孔散热策略。
  • 保护功能:许多 LDO 会集成输出短路保护与过温保护,建议查看数据手册以确认该型号的保护特性并据此进行系统可靠性设计。
  • PCB 布局:输入电容、输出电容及接地回路应尽量短且靠近器件,以降低寄生电感和噪声耦合;对关键模拟或射频节点,建议单独地回流并妥善分区。

五、对比与选型建议

ME6230A30M3G 适合在噪声要求高、空间受限且负载不超过 400mA 的场合使用。与同类 LDO 相比,其较高的 PSRR 是一大亮点,适合对电源纯净度敏感的模拟和射频电路。若系统工作电压、热预算或最大输出电流有更高需求,应考虑更大功率或更低压差的封装与型号。

六、结论

ME6230A30M3G 提供 3.0V 固定输出、400mA 的驱动能力及优秀的纹波抑制性能,结合小型 SOT-23 封装与工业级温度范围,是便携设备、传感与射频供电等应用的理想选择。最终器件应用前,请以厂家官方数据手册为准,确认引脚排列、电容配置、热参数与保护特性,以保证系统性能与长期可靠性。

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