DS3991Z+PP Maxim Integrated Products, DS3991Z+PP Datasheet - Page 14
![IC CTRLR CCFL PUSH-PULL 16-SOIC](/photos/6/66/66630/175-16-soic_sml.jpg)
DS3991Z+PP
Manufacturer Part Number
DS3991Z+PP
Description
IC CTRLR CCFL PUSH-PULL 16-SOIC
Manufacturer
Maxim Integrated Products
Type
CCFL Controllerr
Datasheet
1.DS3991ZHB.pdf
(16 pages)
Specifications of DS3991Z+PP
Frequency
40 ~ 80 kHz
Current - Supply
5mA
Voltage - Supply
4.5 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Package / Case
16-SOIC (3.9mm Width)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Output
-
Lead Free Status / Rohs Status
Details
Low-Cost CCFL Controller
14
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LAMP FREQUENCY
BURST-DIMMING
SUPPLY VOLTAGE
RESISTOR SET
RESISTOR SET
ANALOG LAMP
FREQUENCY
BRIGHTNESS
(5V ±10%)
CONTROL
DEVICE
VCC
VCC
VCC
VCC
BRIGHT
PWM_EN
SLOPE
LOSC
POSC/PWM
GND
DS3991
SVMH
SVML
LCM
OVD
GA
GB
OFF/RESET = CLOSED
DUAL POWER MOSFET
ON = OPEN
Typical Push-Pull Application, Multiple Lamps Per Channel
+5V
+5V
+5V
Typical Operating Circuits (continued)
2N3904
2N3904
2N3904
INVERTER SUPPLY VOLTAGE
(5V ±10% TO 24V ±10%)
CCFL
LAMP
A
CCFL
LAMP
B
CCFL
LAMP
C