DS3988T+T&R Maxim Integrated Products, DS3988T+T&R Datasheet - Page 5

• Manufacturer Part Number: DS3988T+T&R
• Description: Display Drivers 8-Ch CCFL Controller All N-FET Drive, La
• Manufacturer: Maxim Integrated Products

Specifications of DS3988T+T&R

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

2.0V LCM
2.0V OVD
(V
5.0V G
5.0V G
10µs
10µs
10µs
10µs
CC
19
17
15
13
11
A
B
9
7
5
= +5.0V, T
4.5
f
GATE Q
LF:OSC
TYPICAL OPERATION AT 12V
ACTIVE SUPPLY CURRENT
4.7
= 71kHz
C
vs. SUPPLY VOLTAGE
= 3.5nC
A
SUPPLY VOLTAGE (V)
2.0V SVM
2.0V LCM
2.0V OVD
= +25°C, unless otherwise noted.)
5.0V G
4.9
2ms
2ms
2ms
2ms
B
5.1
DPWM = 100%
DPWM = 50%
DPWM = 10%
SVM = 0V
TYPICAL STARTUP WITH SVM
5.3
5.5
_____________________________________________________________________
2.0V LCM
2.0V OVD
5.0V G
5.0V G
10µs
10µs
10µs
10µs
20
19
18
17
16
15
14
13
12
11
10
A
B
-40
Fluorescent Lamp Controller
f
GATE Q
V
LF:OSC
CC
TYPICAL OPERATION AT 15V
= 4.5V
ACTIVE SUPPLY CURRENT
-15
= 71kHz
C
= 3.5nC
vs. TEMPERATURE
TEMPERATURE (°C)
10
V
CC
8-Channel Cold-Cathode
= 5.0V
Typical Operating Characteristics
35
2.0V LCM
2.0V OVD
DPWM = 100%
5.0V G
5.0V G
V
1ms
1ms
1ms
1ms
CC
60
= 5.5V
A
B
BURST DIMMING AT 150Hz AND 10%
85
2.0V LCM
2.0V OVD
5.0V G
5.0V G
10µs
10µs
10µs
10µs
-1
-2
-3
-4
4
3
2
1
0
A
B
-40
INTERNAL FREQUENCY CHANGE
DPWM FREQUENCY
TYPICAL OPERATION AT 18V
-15
vs. TEMPERATURE
TEMPERATURE (°C)
10
LAMP FREQUENCY
35
60
85
5