Datasheet Details
| Part number | UC1854 |
|---|---|
| Manufacturer | Texas Instruments |
| File Size | 1.21 MB |
| Description | High-Power Factor Preregulator |
| Datasheet |
 UC1854 Datasheet
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Description
The UC1854 provides active-power factor correction for power systems that otherwise would draw nonsinusoidal current from sinusoidal power lines.
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.
- Low Noise Sensitivity.
- Low Startup Supply Current.
- Fixed-Frequency PWM Drive.
- Low-Offset Analog Multiplier and Divider.
- 1-A Totem-Pole Gate Driver.
- Precision Voltage Reference 2.