WMSIC Electronic Components

MICRONE ME6214A33PG

ModelME6214A33PG
PackageSOT-89-3
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 ME6214A33PG
Type
MICRONE
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
160mV@(100mA)
Electronic Component
MICRONE
Electronic Component
ME6214A33PG
Electronic Component
1
Package
SOT-89-3
Electronic Component
Linear Regulator(LDO)
Electronic Component
0.161g
Electronic Component
1
Features
Output
Electronic Component
BM0228747282
Operating Temperature
40℃~+125℃
Operating Voltage
18V
Output
Electronic Component
Output Voltage
3.3V
Output Current
300mA

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

ME6214A33PG — 线性稳压器产品概述

一、产品简介

ME6214A33PG 是 MICRONE(南京微盟)出品的一款固定输出 3.3V 线性低压差稳压器(LDO),单通道正输出,封装为 SOT-89-3。器件集成过流保护与短路保护,适合对低噪声、低功耗和良好负载瞬态有要求的供电场合,尤其适用于从 5V/12V 等总线向 3.3V 供电的嵌入式系统和便携设备。

二、主要规格

  • 输出电压:固定 3.3V
  • 最大输出电流:300mA
  • 静态电流 Iq:典型 700nA(低静耗,适合电池供电)
  • 压差(dropout):160mV @ 100mA(100mA 条件下典型值,满载时压差会增加)
  • 工作电压(输入):最高可达 18V
  • 工作温度范围:-40℃ ~ +125℃
  • 保护特性:过流保护、短路保护(自动限制输出并可恢复)
  • 封装:SOT-89-3(小型塑料封装,便于通孔/贴片板应用)

三、典型应用场景

  • 工业与消费类单板电源(12V → 3.3V)
  • 电池/便携式设备的低功耗基准电源
  • 传感器前端、MCU 和射频模块的本地稳压
  • 工业控制、仪表与通信设备的辅助电源

四、使用建议

  • 输入/输出去耦:建议输入端加 1µF~10µF 陶瓷电容,输出端至少 1µF 低 ESR 电容以保证稳定性与良好瞬态响应。电容应尽量靠近引脚布局。
  • 压差裕量:设计时应考虑满载(300mA)情况下的压差增加,输入电压应比 3.3V 高出足够裕度以维持稳压。
  • 布局:SOT-89-3 热量通过引脚与封装底部传导到 PCB,建议在地/电源焊盘周围增加铜箔散热面积并做过孔热通,以改善热沉能力。

五、封装与热管理

SOT-89-3 在小封装下提供中等散热能力,长期可靠工作时需关注结温与热阻。高电流或高输入-输出压差下功耗上升明显(P = (Vin - 3.3V) × Iout),应通过增加 PCB 铜箔或外部散热加强散热,避免热关断。

六、保护与可靠性

ME6214A33PG 内置过流与短路保护,在异常负载或输出短路时限制电流以保护自身与外部负载,故障解除后可自动恢复。器件在 -40℃ 至 +125℃ 范围内工作,适合大部分工业级应用。

备注:在采用前请参考 MICRONE 的详细器件规格书与推荐电路以获取电气特性曲线、热阻数据和典型应用电路,以便完成可靠的硬件设计与验证。

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