PMP40487
交流输入、5V/1A 和 5V/1A 双路输出反激式参考设计
PMP40487
概述
This design is auxiliary power supply with 5-V/1-A and 5-V/1-A dual output. The line and load regulation of the power supply is designed to be within 1% using the secondary side regulator, UCC28742. The system's reliability is improved through input UVLO and output OVP, OCP, SCP. The four point's load (25%, 50%,75%, 100%) average efficiency is above 81%.
特性
- DCM valley-switching operation enable high efficiency at light load and better EMI performance
- Up to 1% line and load regulation enable output voltage high accuracy requirement
- Average efficiency above 81% simplifies the thermal design
输出电压选项 | PMP40487.1 | PMP40487.2 |
---|---|---|
Vin (Min) (V) | 85 | 85 |
Vin (Max) (V) | 265 | 265 |
Vout (Nom) (V) | 5 | 5 |
Iout (Max) (A) | 1 | 1 |
Output Power (W) | 5 | 5 |
Isolated/Non-Isolated | Isolated | Isolated |
Input Type | AC | AC |
Topology | Flyback- DCM | Flyback- DCM |
我们开发的全面组装电路板仅用于测试和性能验证,不可用于销售。
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类型 | 标题 | 下载最新的英文版本 | 日期 | |||
---|---|---|---|---|---|---|
* | 测试报告 | AC Input, 5-V/1-A and 5-V/1-A dual-output flyback reference design | 2019年 1月 14日 |