WMSIC Electronic Components

MICRONE ME6206A18PG

ModelME6206A18PG
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 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
MICRONE ME6206A18PG
Type
MICRONE
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
200mV@(20mA)
Electronic Component
MICRONE
Electronic Component
ME6206A18PG
Electronic Component
1
Package
SOT-89-3
Electronic Component
Linear Regulator(LDO)
Electronic Component
0.161g
Electronic Component
1
Electronic Component
BM0227605565
Operating Temperature
25℃~+125℃@(Ta)
Operating Voltage
6V
Output
Electronic Component
Output Voltage
1.8V
Output Current
120mA
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.

ME6206A18PG — 1.8V 低压差线性稳压器(LDO)产品概述

ME6206A18PG 是 MICRONE(南京微盟)推出的一款固定输出、单通道线性稳压器,输出电压为 1.8V,适合对低压电源稳定性和低功耗有较高要求的便携式与嵌入式系统。器件采用 SOT-89-3 封装,集成短路保护与过流保护,低静态电流和较好的电源纹波抑制性能,使其在电池供电与噪声敏感的模拟/数字电路中具有良好的实用性。

一、主要规格一览

  • 输出类型:固定输出
  • 输入电压(工作电压):6V(最大或推荐工作范围以完整数据手册为准)
  • 输出电压:1.8V(固定)
  • 输出电流:最大 120mA
  • 压差(Dropout):200mV @ 20mA(典型值,注意随电流上升可能增加)
  • 静态电流(Iq):7μA(低静态电流,适合待机功耗敏感场合)
  • 电源纹波抑制比(PSRR):45dB @ 1kHz
  • 保护功能:短路保护、过流保护
  • 工作温度范围:-25°C ~ +125°C(Ta,环境温度)
  • 输出极性:正极输出
  • 输出通道数:1
  • 封装:SOT-89-3
  • 品牌:MICRONE(南京微盟)

二、器件关键特性解析

  • 低静态电流(7μA):在待机或轻负载工作模式下,极大降低系统静态功耗,适合电池供电的终端设备与长待机应用。
  • 低压差特性:在轻载(20mA)条件下压差仅约 200mV,能够在较低输入电压下维持 1.8V 输出,提高系统效率并延长电池使用时间。注意:随输出电流增加,压差会增加,应参考完整数据手册获取高电流下的典型压差曲线。
  • 良好的 PSRR(45dB @1kHz):在中低频范围能有效抑制输入电源噪声,对数字开关电源附近的敏感模拟电路或高精度参考有帮助。
  • 保护功能完善:内置短路与过流保护,提高系统可靠性,能在异常负载或短路情况下限制电流,防止器件或外部电路损坏。
  • SOT-89-3 封装:较 SOT-23 提供更好的热散能力与更高的功率耗散能力,便于在接近最大输出电流的情况下进行温度管理。

三、典型应用场景

  • 电池供电设备:如便携式仪器、手持终端、低功耗传感器节点等,需要低静态电流与低压差的场合。
  • 微控制器电源:为 1.8V MCU、数字逻辑或低压外设稳定供电。
  • 模拟与混合信号电路:提供给放大器、采样电路或 ADC 的参考电源,利用较高的 PSRR 减少电源噪声影响。
  • 通信与消费类电子:无线模块或射频前端附近(注意整体噪声与隔离设计)。

四、使用建议与PCB布局要点

  • 输入/输出旁路电容:为保证稳压器的稳定性与瞬态响应,建议在 VIN 与 VOUT 端各放置低 ESR 的陶瓷电容(典型值 1μF~10μF,具体数值与 ESR 要求请参阅器件数据手册)。输入电容靠近器件 VIN 引脚放置,输出电容靠近 VOUT 与 GND 引脚放置。
  • 地线处理:将地引脚与系统地做短、粗的回流路径,避免大面积地环路,以降低噪声耦合和提高稳定性。
  • 散热和热沉:SOT-89-3 封装散热能力优于小型封装,但在接近 120mA 连续输出或高输入-输出压差下仍需注意热量积累。保证良好的铜箔散热面积和热过孔可以帮助散热。
  • 输入电压裕量:考虑到器件压差会随电流增加,设计时应留出足够的输入电压裕量以维持 1.8V 输出,尤其在最大负载或低电池电压情况下。
  • 保护与滤波:对于噪声敏感或有瞬态较大电流需求的应用,建议在输入侧添加适当的 LC 滤波或瞬态抑制元件以提高整体供电品质。

五、选型与可靠性注意

  • 如需更高输出电流或更低压差,请参考其它高性能 LDO 或考虑开关升降压转换器。若系统对温度或环境条件要求更苛刻,应评估器件在高温下的输出能力与热特性。
  • 在批量设计前建议索取并仔细研读 ME6206A18PG 的完整数据手册与器件可靠性资料,验证输出电容的稳定性条件、热阻参数与典型电气特性曲线,以确保在目标工况下满足性能与可靠性要求。

总结:ME6206A18PG 是一款面向低压、低功耗场合的固定 1.8V LDO,具有低静态电流、较低压差与基本保护功能,适合电池供电与噪声要求适中的应用场景。合理的外围电容和良好的 PCB 布局能够发挥其最佳性能。

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