| 产品型号 | 出货状态 | 主要特点 | 推荐最大功率 （90Vac to 264Vac) |
最高工作频率 Fmax (KHz) |
环路补偿 | Vcc工作电压 | 保护电路 | 封装 | 典型应用 |
|---|---|---|---|---|---|---|---|---|---|
| LD7593A/B | Active | 6-Pin Transition-Mode PFC Controller Voltage Mode Control ZCD Auxiliary Winding is Unnecessary Low Startup Current (<1μA) |
350W | 300 | External | 10V to 24V | OCP (Cycle by Cycle Current Limit) Vo OVP on INV pin Vo OVP on CS/ZCD pin Internal OTP (Over Temperature Protection) |
SOT-23-6 | All Off Line Appliances Requiring Power Factor Correction |
| LD7580R | Active | High Performance Interleaved CrM/ DCM Power Factor Correction Controller |
300W to 1000W | 120 | External | 10V to 24V | Cycle-by-Cycle Current Limit Robust Protection Features Brown−In/Out Detection on VIN pin VCCOVP on VCC pin Dual O/UVP Function on INV/OUVP pin Winding open/ short circuit protection on ZCD pin GND open protection Bypass diode short circuit protection External Latch Function on LATCH pin |
SOP-16 | High Power,High Density\Small Size power Adapter |
| LD7597A | Active | Current mode PFC controller operating on critical conduction (CRM) or discontinuous (DCM) mode |
300W | 125 | External | 18V to 24V | Burn in&Out/OTP/OCP/OVP&UVP | SOP-8 | All Off Line Appliances Requiring Power Factor Correction |
| LD7790GS | Active | Integrated Transition Mode PFC Controller and QR Flyback Controller |
150W | PFC:250 PWM: 85 | External | 10V to 29.5V | Burn in&Out/OTP/OCP/OVP&UVP/OLP | SOP-16 | AC-DC High Power Adapter Open Frame SMP |
| LD7793 | New Product | Integrated Boost PFC and QR/PFM Flyback controller Voltage mode transition operation on PFC Current mode QR/PFM operation on Flyback Frequency swapping operation on Flyback |
150W | PFC:350 PWM: 110 | External | 10V to 29.5V | Burn in&Out/OTP/OCP/OVP&UVP/OLP | SOP-16 | AC-DC High Power Adapter Open Frame SMP |
