UCC3974
UCC3974 is Dual Cold Cathode Fluorescent Lamp Controller manufactured by Texas Instruments.
- Part of the UCC2974 comparator family.
- Part of the UCC2974 comparator family.
UCC2974 UCC3974
ą
SLUS485A
- JULY 2001
- REVISED NOVEMBER 2001
DUAL COLD CATHODE FLUORESCENT LAMP CONTROLLER
Features
D Synchronous or Nonsynchronous Operation D Dual Output and Control Stages D BiCMOS Technology D Accurate Current Control with 2-mA Typical
Supply Current
D Analog or Digital Low-Frequency Dimming
Capability
D Open Lamp Protection with Voltage Clamp D 4.5-V to 25-V Operation D PWM Frequencies Synchronized to External
Resonant Tanks
D TSSOP-16 (PW) Package
TYPICAL APPLICATION
BRIGHT SYNC
1 OUT1
OUT2 16
2 VIN
GND 15
3 BUCK1 BUCK2 14
4 P1
CBP 13
5 FB1
P2 12
6 RC
FB2 11
7 RD
MODE 10
8 DIM LFDSYNC...
