MAX17061A Maxim Integrated Products, MAX17061A Datasheet - Page 8

• Manufacturer Part Number: MAX17061A
• Description: 8-String White LED Driver
• Manufacturer: Maxim Integrated Products

www.DataSheet4U.com
8-String White LED Driver with
SMBus for LCD Panel Applications
(Circuit of Figure 1, V
10 series x 4 parallel strings, T
8
_______________________________________________________________________________________
0mA
0mA
0V
0A
0V
0V
0V
0V
IN
(V
IN
LED CURRENT WAVEFORMS
= 12V, C
SWITCHING WAVEFORMS
= 7V, BRIGHTNESS = 100%)
STARTUP WAVEFORMS
(BRIGHTNESS = 100%)
(SMBus = 0x80)
A
400 s/div
= +25°C, unless otherwise noted.)
1 s/div
2ms/div
CCV
= 0.022µF, R
MAX17061A toc08
MAX17061A toc12
MAX17061A toc10
Typical Operating Characteristics (continued)
CCV
V
20V/div
0V
I
200mA/div
0mA
V
10V/div
I
20mA/div
I
500mA/div
V
20V/div
V
20V/div
I
1A/div
V
20V/div
V
2V/div
L
L
LED
L
LX
LX
OUT
CCV
FB1
OUT
= 5.1kΩ, V
ISET
= V
0mA
0mA
OSC
0V
0A
0V
0V
0V
0V
= V
(V
IN
DD
LED CURRENT WAVEFORMS
SWITCHING WAVEFORMS
= 20V, BRIGHTNESS = 100%)
STARTUP WAVEFORMS
= V
(SMBus = 0x04)
(SMBus = 0x04)
CC
400 s/div
, R
1 s/div
2ms/div
FSET
= 464kΩ, V
MAX17061A toc09
MAX17061A toc13
MAX17061A toc11
PWMI
V
20V/div
0V
I
200mA/div
0mA
V
20V/div
V
10V/div
I
20mA/div
I
500mA/div
V
20V/div
I
1A/div
V
20V/div
V
2V/div
L
L
LED
L
LX
LX
OUT
CCV
FB1
OUT
= GND, LEDs =