The FL7701 LED lamp driver is a simple IC with PFC function. The special “adopted digital” technique of the IC can automatically detect input voltage condition and send an internal reference signal for achieving high power factor. When AC input is applied to the IC, PFC function is automatically enabled. Otherwise, when DC input is applied to the IC, PFC fun.
Digitally Implemented Active PFC Function
(No Additional Circuit Necessary for High PF)
Built-in HV Supplying Circuit: Self Biasing
Application Input Range: 80 VAC ~ 308 VAC
AOCP Function with Auto-Restart Mode
Built-in Over-Temperature Protection Function
Cycle-by-Cycle Current Limit
Current-Sense Pin Open Protection
Low Operating Current: 0.85 mA (Typical)
Under-Voltage Lockout with 5 V Hysteresis
Programmable Oscillation Frequency
Programmable LED Current
Analog Dimming Function
Soft-Start Function
Precise Internal Reference: ±3%
Applications
LED Lamp for Decor.
The FL7701 LED lamp driver is a simple IC with PFC function. The special “adopted digital” technique of the IC can autom.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | FL7730 |
Fairchild Semiconductor |
Single-Stage Primary-Side-Regulation PWM Controller | |
2 | FL7730MY |
Fairchild Semiconductor |
Single-Stage Primary-Side-Regulation PWM Controller | |
3 | FL7732 |
Fairchild Semiconductor |
Single-Stage PFC Primary-Side-Regulation Offline LED Driver | |
4 | FL7733 |
Fairchild Semiconductor |
Primary-Side-Regulated LED Driver | |
5 | FL7733A |
ON Semiconductor |
LED Driver | |
6 | FL7733A |
Fairchild Semiconductor |
Primary-Side-Regulated LED Driver | |
7 | FL7734 |
ON Semiconductor |
Single-Stage Primary-Side-Regulation PWM Controller | |
8 | FL7734 |
Fairchild Semiconductor |
Single-Stage Primary-Side-Regulation PWM Controller | |
9 | FL7740 |
ON Semiconductor |
Constant-Voltage Primary-Side-Regulation PWM Controller | |
10 | FL7760 |
ON Semiconductor |
High-Side Sensing Constant Current Buck Controller | |
11 | FL77904 |
Fairchild Semiconductor |
Phase-cut Dimmable Compact LED Direct AC Driver | |
12 | FL77905 |
Fairchild Semiconductor |
Analog / PWM / Phase-cut Dimmable Compact LED Direct AC Driver |