The highly integrated FAN4800AU/CU parts are specially designed for power supplies that consist of boost PFC and PWM. They require very few external components to achieve versatile protections and compensation. They are available in 16-pin DIP and SOP packages. The PWM can be used in current or Voltage Mode. In Voltage Mode, feed-forward from the PFC output .
Pin-to-Pin Compatible with ML4800, FAN4800,
CM6800, and CM6800A
PWM Configurable for Current-Mode or
Feed-Forward Voltage-Mode Operation
Internally Synchronized Leading-Edge PFC and
Trailing-Edge PWM in One IC
Low Operating Current
Innovative Switching-Charge Multiplier Divider
Average-Current-Mode for Input-Current Shaping
PFC Over-Voltage and Under-Voltage Protections
PFC Feedback Open-Loop Protection
Cycle-by-Cycle Current Limiting for PFC/PWM
Power-on Sequence Control and Soft-Start
Line Sagging Protection
fRTCT=4
•fPFC=4
•fPWM for FAN4800AU
fRTCT=4
•fPFC=2
•fPWM for .
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | FAN4800A |
Fairchild Semiconductor |
PFC/PWM Controller Combination | |
2 | FAN4800AS |
ON Semiconductor |
PFC/PWM Controller Combination | |
3 | FAN4800AS |
Fairchild Semiconductor |
PFC/PWM Controller Combination | |
4 | FAN4800 |
Fairchild Semiconductor |
Low Start-Up Current PFC/PWM Controller Combos | |
5 | FAN4800C |
Fairchild Semiconductor |
PFC/PWM Controller Combination | |
6 | FAN4800CS |
ON Semiconductor |
PFC/PWM Controller Combination | |
7 | FAN4800CS |
Fairchild Semiconductor |
PFC/PWM Controller Combination | |
8 | FAN4800CU |
Fairchild Semiconductor |
PFC/PWM Controller Combination | |
9 | FAN4801 |
Fairchild Semiconductor |
PFC/PWM Controller Combination | |
10 | FAN4801S |
ON Semiconductor |
PFC/PWM Controller Combination | |
11 | FAN4801S |
Fairchild Semiconductor |
PFC/PWM Controller Combination | |
12 | FAN4802 |
Fairchild Semiconductor |
PFC/PWM Controller Combination |