MAX17061ETI+ Maxim Integrated Products, MAX17061ETI+ Datasheet - Page 9

• 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

(Circuit of Figure 1, V
10 series x 4 parallel strings, T
0mA
0mA
0V
0V
0V
0V
0V
0A
(BRIGHTNESS = 100%, LED OPEN ON FB1)
(V
IN
_______________________________________________________________________________________
IN
= 12V 19V, BRIGHTNESS = 100%)
LED-OPEN FAULT PROTECTION
= 12V, C
LINE TRANSIENT RESPONSE
A
= +25°C, unless otherwise noted.)
400 s/div
100 s/div
CCV
SMBus for LCD Panel Applications
= 0.022µF, R
-0.2
-0.6
-1.0
MAX17061 toc14
MAX17061 toc16
1.0
0.6
0.2
8-String White LED Driver with
5
Typical Operating Characteristics (continued)
CCV
V
1V/div
V
20V/div
I
1A/div
I
10V/div
V
20V/div
I
20mA/div
V
10V/div
I
20mA/div
FB2
FB2
L
FB1
FB1
OUT
OUT
IN
8
= 5.1kΩ, V
LED CURRENT BALANCE
vs. INPUT VOLTAGE
INPUT VOLTAGE (V)
11
ISET
14
= V
0mA
0mA
0mA
0V
0V
0V
0V
0A
OSC
17
(V
(BRT = 100%, 2 LEDs SHORT ON FB1)
IN
= V
LED-SHORT FAULT PROTECTION
= 19V 12V, BRIGHTNESS = 100%)
20
LINE TRANSIENT RESPONSE
DD
= V
CC
100 s/div
1ms/div
, R
FSET
= 464kΩ, V
MAX17061 toc15
MAX17061 toc17
V
5V/div
V
10V/div
I
20mA/div
I
20mA/div
V
20V/div
V
10V/div
I
1A/div
I
20mA/div
FB1
FB2
L
FB1
FB1
FB2
OUT
IN
PWMI
= GND, LEDs =
9