Description
UNITRODE TI UC3854ADW SM POWER-FACTOR PREREGULATOR
UC3854ADW SM Power Factor Regulator Ic.
Unitrode/TI – Unitrode Uc3854Adw IC
- Controls Boost PWM to Near-Unity Power Factor
- Limits Line Current Distortion To < 3%
- World-Wide Operation Without Switches
- Accurate Power Limiting
- Fixed-Frequency Average Current-Mode Control
- High Bandwidth (5 MHz), Low-Offset Current Amplifier
- Integrated Current- and Voltage Amplifier Output Clamps
- Multiplier Improvements: Linearity, 500 mV VAC Offset (Eliminates External Resistor), 0 V to 5 V Multout Common-Mode Range
- VREF GOOD Comparator
- Faster and Improved Accuracy ENABLE Comparator
- UVLO Options (16 V/10 V or 10.5 V/10 V)
- 300-µA Start-Up Supply Current
; Voltage, output:12.8V; Temperature, operating min:0°C; Temperature, operating max:70°C; Pins, number of:16; Case style:SOIC; B; Available until stocks are exhausted Alternative available
Manufacturer Part Number: UC3854ADW
Manufacturer: Texas Instruments
