DS3992 Maxim Integrated Products, DS3992 Datasheet - Page 11
DS3992
Manufacturer Part Number
DS3992
Description
2-Channel Push Pull CCFL Controller
Manufacturer
Maxim Integrated Products
Datasheet
1.DS3992.pdf
(13 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
DS3992Z-09N+TR
Manufacturer:
MAXIM/美信
Quantity:
20 000
www.DataSheet4U.com
DataSheet
4
U
.com
LAMP FREQUENCY
SUPPLY VOLTAGE
BURST DIMMING
RESISTOR SET
RESISTOR SET
ANALOG LAMP
FREQUENCY
BRIGHTNESS
(5V ±10%)
CONTROL
DEVICE
Two-Channel, Push-Pull CCFL Controller
V
V
V
BRIGHT
LOSC
POSC
CC
CC
CC
DS3992
LCM1
LCM2
OVD1
OVD2
SVM
GND
____________________________________________________________________
GA1
GB1
GA2
GB2
DUAL POWER MOSFET
DUAL POWER MOSFET
Single Per Channel Operating Circuit
Typical Operating Circuits
INVERTER SUPPLY VOLTAGE
(5V ±10% TO 24V ±10%)
TRANSFORMER
OVERVOLTAGE DETECTION
LAMP CURRENT MONITOR
TRANSFORMER
OVERVOLTAGE DETECTION
LAMP CURRENT MONITOR
R
LCM
I
LAMP(RMS
R
R
LCM
LCM
1
x
2
CCFL
LAMP
CCFL
LAMP
11