WMSIC Electronic Components

MICRONE ME6208A50PG

ModelME6208A50PG
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 Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
MICRONE ME6208A50PG
Type
MICRONE
Minimum package
1000

Technical parameters

Electronic Component
1V@(200mA)
Electronic Component
MICRONE
Electronic Component
ME6208A50PG
Electronic Component
1
Package
SOT-89-3
Electronic Component
Linear Regulator(LDO)
Electronic Component
0.132g
Electronic Component
1
Electronic Component
BM0227605554
Operating Temperature
45℃~+150℃
Operating Voltage
18V
Output
Electronic Component
Output Voltage
5V
Output Current
200mA
Output Type
Electronic Component
Output Channel Count
1

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

ME6208A50PG 产品概述

一 产品简介

ME6208A50PG 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 5.0V,面向需要低静态电流与中等电流输出的电源应用。器件为单路正输出设计,封装为 SOT-89-3,适合对尺寸和成本敏感的场合。

二 主要规格

  • 输出类型:固定(5.0V)
  • 最大输入电压:18V
  • 输出电流:200mA(最大)
  • 压降(Dropout):1V @ 200mA
  • 静态电流(Iq):典型 3µA
  • 输出极性:正极
  • 输出通道数:1 路
  • 工作温度范围:-45℃ ~ +150℃
  • 封装:SOT-89-3
  • 品牌:MICRONE(南京微盟)

三 关键特性与优势

  • 极低静态电流(约 3µA),非常适合电池供电与低功耗待机应用。
  • 200mA 的连续输出能力可满足多数传感器、MCU 和外围电路的供电需求。
  • 在满载时约 1V 的压降,有利于在较低差压下保持稳压性能。
  • 宽工作温度(-45℃ 至 150℃)使其适用于高温或工业环境(具体可靠性与认证需参照数据手册)。

四 热设计与功耗评估

线性稳压器的功耗主要来自输入与输出电压差乘以输出电流:P = (Vin - Vout) × Iout。
例如在 Vin = 18V、Vout = 5V、Iout = 200mA 时,P = (18-5)×0.2 = 2.6W。SOT-89-3 封装的散热能力有限,长期以此功耗工作将导致结温显著上升。建议:

  • 通过降低输入电压或降低输出电流来减少功耗;
  • 增加 PCB 散热铜箔、短接大面积地铜或加散热孔以改善散热;
  • 在高功耗场景下考虑改用开关降压或大封装器件。

五 典型应用

  • 电池供电便携设备(待机/低功耗场景)
  • 传感器与数据采集模块的参考/供电轨
  • 工业控制、嵌入式系统和通信终端的局部稳压
  • 需要宽温工作范围的高温环境电子设备

六 PCB 布局与外部器件建议

  • 输入端与输出端分别并联陶瓷旁路电容(常见 1µF~10µF);电容靠近引脚放置以抑制瞬态与保证稳定性。
  • 在输入侧增加适当的滤波电容,减小线路阻抗与输入源噪声。
  • 确保地线短且回路面积小;为散热在芯片底部和周围留出充足的铜箔并增加过孔连接到大面积散热层。
  • 对于易发生瞬态负载或远端负载,应评估输出电容与 ESR 对系统稳定性的影响。
  • 设计前请查阅正式数据手册确认输出电容 ESR 范围与引脚定义。

七 选型注意事项

  • 验证器件在目标工作点下的压降是否满足:若 Vin - Vout 小于 1V,无法保证 200mA 输出。
  • 严格评估功耗与结温,SOT-89-3 在高差压大电流场合散热受限。
  • 若需汽车级可靠性或功能性安全认证,应参考厂方完整规格书与认证信息。
  • 最终设计请以厂商数据手册为准,包含引脚排列、电气特性曲线和保护特性(如限流、热关断)等详细说明。

总结:ME6208A50PG 为一款针对低静态电流、单路 5V 输出且工作温度范围宽的 LDO,适用于电池供电与工业/嵌入式场景。注意热管理与输入电压裕量,以保证长期可靠运行。

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