UC1854
Description
The UC1854 provides active-power factor correction for power systems that otherwise would draw nonsinusoidal current from sinusoidal power lines.
Key Features
- 1 Control Boost PWM to 0.99 Power Factor
- Limit Line-Current Distortion to < 5%
- World-Wide Operation Without Switches
- Feedforward Line Regulation
- Average Current-Mode Control
Applications
- Offline AC-to-DC Converters
