DS3992Z-09N MAXIM [Maxim Integrated Products], DS3992Z-09N Datasheet - Page 11

• Manufacturer Part Number: DS3992Z-09N
• Description: Two-Channel, Push-Pull CCFL Controller
• Manufacturer: MAXIM [Maxim Integrated Products]

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
1
LCM
LCM
x
2
CCFL
LAMP
CCFL
LAMP
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