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数据: UCC256302 Hybrid Hysteretic Mode Wide VIN LLC Resonant Controller 数据表
UCC256302是一款功能齐全的LLC控制器,集成了高压门控驱动器。它设计用于离线AC-DC或隔离DC-DC,使用最少的外部元件提供完整的电源系统。由此产生的电源系统旨在满足最严格的待机功率要求,而无需单独的备用电源转换器。
UCC256302具有集成的高压启动功能,无需外部偏置电源,减少了BOM数量并最大限度地减小了解决方案尺寸。 UCC256302使用hybridhysteretic控制来提供最佳的线路和负载瞬态响应。该控件使开环转换功能成为一阶系统,因此非常容易进行补偿。
UCC256302提供高效的突发模式,在周期突发时具有一致的突发功率电平。突发功率电平是可编程的,并随输入电压自适应地变化,使得效率的优化非常容易。
使用UCC25630x SelectionGuide
<创建自定义设计small>所有商标均为其各自所有者的财产。
Topology |
Control Method |
Vin (Min) (V) |
Vin (Max) (V) |
Frequency (Max) (kHz) |
Duty Cycle (Max) (%) |
Gate Drive (Typ) (A) |
Features |
Rating |
Operating Temperature Range (C) |
Pin/Package |
UCC256302 | UCC25600 | UCC256301 | UCC256303 | UCC256304 |
---|---|---|---|---|
Half-Bridge Resonant LLC | Half-Bridge Resonant LLC | Half-Bridge Resonant LLC | Half-Bridge Resonant LLC | Half-Bridge Resonant LLC |
Current | Voltage | Current | Current | Current |
370 | ||||
600 | 410 | 600 | 600 | 600 |
1000 | 350 | 1000 | 1000 | 1000 |
50 | 50 | 50 | 50 | 50 |
0.6 | 0.8 | 0.6 | 0.6 | 0.6 |
HV Start-up Light Load Efficiency Thermal Shutdown | HV Start-up Light Load Efficiency Thermal Shutdown Wide DC input X cap discharge integrated | Light Load Efficiency Supports external bias Thermal Shutdown | HV Start-up Light Load Efficiency Thermal Shutdown Wide AC input Wide DC input X cap discharge integrated | |
Catalog | Catalog | Catalog | Catalog | Catalog |
-40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 | -40 to 125 |
14SOIC | 8SOIC | 14SOIC | 14SOIC | 14SOIC |