WMSIC Electronic Components

MICRONE ME4313BM6G

ModelME4313BM6G
PackageSOT-23-6
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 24+

Available for RFQ

Technical data

Product details

17 specifications

Core information

Product name
MICRONE ME4313BM6G
Type
MICRONE
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
MICRONE
Electronic Component
ME4313BM6G
Electronic Component
1
Package
SOT-23-6
Electronic Component
AC-DC Controllers and Regulators
Electronic Component
0.052g
Electronic Component
1
Features
(CC); (CV)
Electronic Component
BM0228747286
Operating Temperature
40℃~+125℃
Operating Voltage
2.5V~18V
Electronic Component
Electronic Component
Electronic Component
3000

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

ME4313BM6G 产品概述

一、产品简介

ME4313BM6G 是南京微盟(MICRONE)推出的一款小封装 AC‑DC 控制器,器件封装为 SOT‑23‑6,面向小功率电源、充电与驱动类应用。芯片工作在恒流(CC)与恒压(CV)两种输出控制模式,可满足需要在限流与稳压间切换的电源管理场景。器件工作电压范围为 2.5V 至 18V,工作温度范围宽至 −40℃ ~ +125℃,适合工业与消费类环境使用。

二、主要特性

  • 恒流(CC)与恒压(CV)两种工作模式,适用于电池充电、LED 驱动等需要限流与稳压的场合。
  • 宽工作电压:VCC 工作区间 2.5V ~ 18V,适配多种辅助电源或次级电源电压。
  • 宽温度范围:−40℃ ~ +125℃,适合室温到工业级环境的可靠性需求。
  • 紧凑封装:SOT‑23‑6,节省 PCB 面积,利于小型化电源设计与成本控制。
  • 品牌与可获得性:由 MICRONE(南京微盟)制造与供应,便于本地采购与技术支持。

三、功能与典型应用

ME4313BM6G 适合用于需要 CC/CV 控制策略的小功率 AC‑DC 或 DC‑DC 系统,典型应用包括:

  • 移动设备或小型电池组的恒流恒压充电器;
  • 小功率隔离或非隔离开关电源的次级稳压与限流环节;
  • LED 照明驱动(恒流源方案);
  • USB 供电与便携电源管理模块。

器件可用于单片实现输出电压/电流环路控制,配合外部采样电阻、参考与补偿网络即可完成稳定的 CC/CV 控制。

四、引脚与封装注意(SOT‑23‑6)

SOT‑23‑6 提供紧凑布局,但热阻与功耗散热能力有限。设计时建议:

  • 将与地相关的旁路电容与电流采样回路尽量靠近引脚布置,减少回路面积;
  • 对需要散热的引脚(如功率或参考相关引脚)在 PCB 上用铜皮与过孔扩展散热区域;
  • 确认引脚电气连接(VCC、GND、FB、CS/IS、EN 等)与外部元件匹配,遵循参考设计。

(注:具体引脚分配请参照官方数据手册以获取准确图示与电气参数。)

五、设计与布局建议

  • 电源去耦:在 VCC 引脚附近放置低 ESR 陶瓷电容,抑制高频噪声与瞬态。
  • 采样电阻选择:电流采样电阻应考虑功耗与测量分辨率,确保在最大工作电流下器件的采样电压在允许范围内。
  • 补偿网络:为保证 CC/CV 环路稳定性,根据负载与输出滤波元件调整补偿电容与电阻。
  • 抗干扰与接地:主开关回路与控制回路分层布线,确保敏感控制点远离开关噪声源,地线应采用星形或大面积接地处理。
  • 热管理:若系统存在较大功耗(例如靠近电流极限工作),应在 PCB 上增加铜箔面积和通孔提升导热性能。

六、可靠性与测试重点

  • 在 −40℃ ~ +125℃ 全温度范围内测试 CC/CV 切换稳定性与稳压精度;
  • 做瞬态响应与短路、过温、过压等保护行为验证(如器件集成保护或系统级保护需确认);
  • 验证长时间充放电循环与热循环条件下的漂移与可靠性。

七、小结

ME4313BM6G 以其 CC/CV 双模式控制、宽工作电压与工业级温度范围,适合用于小功率恒流恒压电源与充电管理场景。SOT‑23‑6 封装有利于产品小型化,但在 PCB 布局与散热设计上需要额外关注。最终性能与可靠性依赖于按官方数据手册选择外部元件并进行系统级验证,建议在样机阶段完成完整的电气与热特性测试。若需电路参考或布局建议,可结合具体应用电压与负载条件进一步优化方案。

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