PMP40379
适用于音频放大器的 500W 单级 LLC 电源参考设计
PMP40379
概述
This single-stage LLC converter reference design illustrates how to convert AC input voltage (100-120 Vac and 200-240 Vac) to isolated ±42-V DC output with the UCC256302 resonant controller. The design has a regulated ±42-V output that can handle up to 6 A of continuous output current and 12 A of peak current for 100 ms.
特性
- 100–120-Vac or 200–240-Vac input range operation without front-end PFC
- Provides ±42-V at 6-A continuous/12-A peak output current for audio amplifier
- More than 95% peak efficiency and less than 500-mW standby power consumption at 230-Vac
输出电压选项 | PMP40379.1 | PMP40379.2 | PMP40379.3 | PMP40379.4 |
---|---|---|---|---|
Vin (Min) (V) | 100 | 100 | 200 | 200 |
Vin (Max) (V) | 120 | 120 | 240 | 240 |
Vout (Nom) (V) | 42 | -42 | 42 | -42 |
Iout (Max) (A) | 6 | 6 | 6 | 6 |
Output Power (W) | 252 | 252 | 252 | 252 |
Isolated/Non-Isolated | Isolated | Isolated | Isolated | Isolated |
Input Type | AC | AC | AC | AC |
Topology | Half Bridge- LLC | Half Bridge- LLC | Half Bridge- LLC | Half Bridge- LLC |
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 | 500-W, Single Stage LLC Power Supply Reference Design for Audio Amplifier | 2018年 11月 9日 | |||
应用手册 | Designing With the Improved TL431LI (Rev. A) | 2019年 6月 28日 |