WMSIC Electronic Components

MICRONE ME6230A33M3G

ModelME6230A33M3G
PackageSOT23-3
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
MICRONE ME6230A33M3G
Type
MICRONE
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
110mV@(100mA)
Electronic Component
MICRONE
Electronic Component
ME6230A33M3G
Electronic Component
1
Package
SOT23-3
Electronic Component
Linear Regulator(LDO)
Electronic Component
0.046g
Electronic Component
1
Features
Output
Electronic Component
BM0225828401
Operating Temperature
40℃~+85℃@(Ta)
Operating Voltage
5.5V
Output
Electronic Component
Output Voltage
3.3V
Output Current
400mA

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

ME6230A33M3G 线性稳压器产品概述

一、产品简介

ME6230A33M3G 是南京微盟(MICRONE)推出的一款固定输出(3.3V)低功耗线性稳压器,采用 SOT23-3 小型封装。器件针对电池供电与便携式电子系统优化,具有极低静态电流与良好的电源噪声抑制能力,适用于对待机功耗与输出洁净度有较高要求的场合。

二、关键参数

  • 输出电压:3.3V(固定)
  • 输出电流:最高 400mA
  • 静态电流(Iq):典型 1.8µA(低静态电流,适合电池应用)
  • 压差(Dropout):110mV @ 100mA
  • PSRR:70dB @ 1kHz(优秀的电源纹波抑制)
  • 工作温度:-40℃ ~ +85℃(Ta)
  • 工作/最大输入电压:5.5V(请参考器件数据手册确认输入范围)
  • 输出极性:正极性输出
  • 封装:SOT23-3

三、主要特性

  1. 使能控制:具备使能/关断功能,可通过外部逻辑控制输出开关(高电平使能、低电平关断,具体门限请参照规格书)。
  2. 过流保护:内部限制输出电流,防止短路或过载损伤。
  3. 热关断:在结温过高时自动关闭输出,防止器件因过热损坏。
  4. 低压差与高效率:在低压差条件下仍能输出稳定的 3.3V,适合电池-3.3V 供电的应用场景。
  5. 良好 PSRR:对来自电源的中低频干扰有显著抑制,利于模拟/射频前端供电。

四、典型应用场景

  • 便携式与电池供电设备(传感器节点、可穿戴设备)
  • 微控制器及低功耗模块的 3.3V 电源
  • 对电源噪声敏感的模拟前端或 RF 子系统
  • 工业控制、通信终端及消费电子产品

五、典型应用与布局建议

  • 输入/输出端需并联去耦电容,建议使用低 ESR 的陶瓷电容以保证稳压器稳定性与瞬态响应(常见 1µF~10µF)。
  • 布局要点:输入侧电容靠近器件 VIN 引脚放置,输出电容靠近 VOUT,GND 回路短且直接连接到公共地平面,减少寄生阻抗。
  • 使能引脚若外部未使用,应参考手册建议拉高或拉低,避免浮空导致不可预知的工作状态。

六、热设计与注意事项

SOT23-3 封装的散热能力有限。器件功耗 Pd ≈ (Vin - Vout) × Iout + Iq × Vin。举例:当 Vin = 5.5V、Vout = 3.3V、Iout = 400mA 时,Pd ≈ (5.5-3.3)×0.4 ≈ 0.88W,散热压力较大,需采取降额或外部散热措施(降低输入电压、分配功率、使用 PCB 散热铜箔等)。在高负载或高温环境下,应按规格书的热阻与结温限值评估可靠工作范围。

七、结论

ME6230A33M3G 以其超低静态电流、良好 PSRR 和较低压差,适合对待机功耗和电源洁净度有严格要求的便携与工业应用。设计时需关注封装散热能力和输入电压选择,合理布局去耦与过流/热保护配合使用,能获得稳定可靠的 3.3V 电源输出。订购型号:ME6230A33M3G(MICRONE,SOT23-3),详细电气特性与外形尺寸请以厂家最新数据手册为准。

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