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MICRONE ME8415AM5G
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- MICRONE ME8415AM5G
- Type
- MICRONE
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- MICRONE
- Electronic Component
- ME8415AM5G
- Electronic Component
- 1
- Package
- SOT-23-5
- Electronic Component
- AC-DC Controllers and Regulators
- Electronic Component
- 0.039g
- Electronic Component
- 1
- Features
- (OVP); (OTP); (UVP)
- Electronic Component
- Electronic Component
- Electronic Component
- BM0227715810
- Electronic Component
- CCM；QR；DCM
- Operating Temperature
- 40℃~+85℃
- Operating Voltage
- 5V~20V
- Electronic Component
- Electronic Component
- Isolation
- Isolated
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
ME8415AM5G 产品概述
一、产品简介
ME8415AM5G 是 MICRONE（南京微盟）推出的一款隔离型 AC‑DC 控制器，采用反激式拓扑，封装为 SOT‑23‑5。器件支持连续导通模式（CCM）、准谐振/准稳态（QR）及断续导通模式（DCM）三种工作方式，适用于各类小功率隔离电源设计，如适配器、充电器与家电辅助电源等。
二、主要特性
- 全面保护：集成过热保护（OTP）、欠压保护（UVP）与过压保护（OVP），提升系统可靠性。
- 工作电压范围：5V～20V（VCC/供电参考），便于配合多种辅助电源方案。
- 耗散功率（Pd）：600mW，适合低功耗封装应用场景。
- 隔离设计：支持副边反馈的隔离控制，便于实现高精度输出稳压与安全隔离。
三、控制与反馈
ME8415AM5G 采用副边反馈方式，可通过光耦或带参考的副边控制器实现精确输出调节。配合反激变压器的辅助绕组既可为控制器供电，也可作为监测与保护信号来源，有助于实现待机低功耗与快速过载响应。
四、设计要点与建议
- 拓扑与模式选择：根据负载范围与效率、EMI 要求，合理选择 CCM、QR 或 DCM；QR 在轻载下可降低开关损耗与 EMI，CCM 适合重载场合。
- 功率器件与磁性件：选型时应匹配最大占空比与峰值电流，注意变压器绕组间绝缘与匝间间隙设计，满足隔离与耐压要求。
- 散热与布局：SOT‑23‑5 封装散热有限，应保证良好 PCB 散热路径并留出热铜区域，关键电感、电容与开关器件按顺序布局以降低环路面积，抑制 EMI。
- 保护与滤波：在初级侧增加合适的 RC 吸收/缓冲网络与 RCD/缓冲二极管，在输出端配合滤波与输出限流电路，确保保护动作的稳定性与可靠性。
五、应用场景
适用于各类需隔离小功率 AC‑DC 电源：手机/平板充电器、便携式电源适配器、机顶盒待机电源、家电控制板电源以及工业控制的辅助电源等。
六、总结
ME8415AM5G 以其多种工作模式、完整的保护功能和副边反馈支持，为低功耗隔离反激电源提供了灵活且可靠的控制方案。设计时重点关注磁芯与开关器件匹配、PCB 布局与热管理，可在保持安全隔离的前提下实现较高的效率与稳定性。
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