MAX17061ETI+ Maxim Integrated Products, MAX17061ETI+ Datasheet - Page 8

• Manufacturer Part Number: MAX17061ETI+
• Description: IC LED DRVR WHITE BCKLGT 28-TQFN
• Manufacturer: Maxim Integrated Products
• Type: Backlight, White LEDr

Specifications of MAX17061ETI+

• Topology: PWM, Step-Up (Boost)
• Number Of Outputs: 8
• Internal Driver: Yes
• Type - Primary: Automotive, Backlight
• Type - Secondary: White LED
• Frequency: 1MHz
• Voltage - Supply: 4.5 V ~ 26 V
• Voltage - Output: 5V
• Mounting Type: Surface Mount
• Package / Case: 28-TQFN Exposed Pad
• Operating Temperature: -40°C ~ 85°C
• Current - Output / Channel: 30mA
• Internal Switch(s): Yes
• Operating Supply Voltage: 5 V
• Maximum Supply Current: 2 mA
• Maximum Power Dissipation: 1667 mW
• Maximum Operating Temperature: + 85 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Efficiency: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

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
MAX17061 toc08
MAX17061 toc12
MAX17061 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
MAX17061 toc09
MAX17061 toc13
MAX17061 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 =