WMSIC Electronic Components

MICRONE ME6210A36PG

ModelME6210A36PG
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 ME6210A36PG
Type
MICRONE
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MICRONE
Electronic Component
ME6210A36PG
Electronic Component
1
Package
SOT-89-3
Electronic Component
Linear Regulator(LDO)
Electronic Component
0.148g
Electronic Component
1
Features
Electronic Component
Electronic Component
BM0229920316
Operating Temperature
25℃~+85℃@(Ta)
Operating Voltage
18V
Output
Electronic Component
Output Voltage
3.6V
Output Current
500mA
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.

ME6210A36PG — 线性稳压器产品概述

ME6210A36PG 是 MICRONE(南京微盟)推出的一款固定输出型低压差线性稳压器(LDO),输出固定为 3.6V,提供高达 500mA 的输出电流,具有短路保护功能。器件采用 SOT-89-3 封装,适用于对噪声、纹波有严格要求且电源差压和功耗受控的电源设计场景。

一、主要特性

  • 固定输出:3.6V(正极输出)
  • 最大输出电流:500mA
  • 静态电流(Iq):典型 1.5μA(低静态电流,适合休眠/低功耗系统)
  • 保护功能:内置短路保护/限流,提升系统可靠性
  • 工作温度范围:Ta = -25℃ ~ +85℃
  • 最大工作电压(输入):18V(请按规格书确认最大输入和瞬态条件)
  • 封装:SOT-89-3,单通道输出

二、典型电气与热设计考虑

  • 功耗计算:线性稳压器的功耗来源于输入与输出电压差乘以负载电流。P_D = (Vin - 3.6V) × Iout。例如当 Vin = 12V、Iout = 0.5A 时,P_D = (12 - 3.6) × 0.5 = 4.2W,这对 SOT-89-3 来说热耗极高,通常无法在常温下持续散热;若 Vin 更高(如接近 18V),功耗更大,易触发热关断或损坏器件。
  • 热管理:应尽量减小 Vin - Vout 差值,或在高功率工况下采用大面积铜箔、散热片或改用开关降压方案。具体热阻(θJA/θJC)及最大结温请参阅器件规格书并按系统散热条件计算。
  • 电容与稳定性:为保证环路稳定性与瞬态响应,输入侧建议并靠近器件放置 1μF10μF 的旁路电容,输出侧建议使用 4.7μF10μF 的低 ESR 电容(陶瓷或合规的钽电容),并遵循规格书对 ESR 范围的要求。

三、封装与布局(SOT-89-3)

  • SOT-89-3 封装体积小,适合空间受限的应用,但散热能力有限。布局要点:
    • 器件底部和引脚处增加铜面积并接地,形成散热通道;
    • 输入和输出电容尽量靠近对应引脚放置,走线短而粗;
    • 将热源(高功耗元件)与 LDO 保持合理距离以减少热耦合。

四、典型应用场景

  • 电池供电的电子设备(当电池电压与 3.6V 差值较小时)
  • 低噪声模拟前端、传感器供电、射频电路的局部稳压
  • 工业控制、通信模块、单片机(MCU)供电(在满足热预算前提下)
  • 小功率 LED 驱动与外围电源(留意散热)

五、选型建议与注意事项

  • 若系统常态下 Vin - Vout 较大且负载电流接近 500mA,优先考虑开关型稳压器或并行/级联降压以减少功耗和热负荷。
  • 使用前务必查看官方数据手册中关于最大输入电压、纹波抑制、压差(dropout)、输出电容 ESR 要求、短路/热保护阈值等详细参数。
  • 在高温或封装受限的环境,对温度上升做充分仿真与测试,避免长时间工作在接近热关断的状态。

六、快速设计实践建议

  • 输入电容:1μF10μF(陶瓷),阻尼输入瞬态;输出电容:4.7μF10μF 低 ESR,确保稳定性与瞬态响应;
  • 布线:输入、输出走线尽量短、宽,减小电阻和寄生电感;
  • 保护:电源入口考虑熔断、PTC 或 TVS 以防过压/浪涌;在长电缆或感性负载场合加滤波或吸收元件;
  • 调试:在样机上测量结温、输出纹波与瞬态响应,验证短路保护动作是否满足系统需求。

总结:ME6210A36PG 提供低静态电流与短路保护的 3.6V 固定输出方案,适合空间受限、静态功耗敏感且输入到输出电压差受控的场合。对于高差压大电流工况,应重点评估热耗并考虑替代方案。欲获得完整电气参数与典型特性图,请参考 MICRONE 官方数据手册。

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