AAT2400 Datasheet, PDF (10/32 Pages) Skyworks Solutions Inc. – Sixteen-Channel White LED Driver Solution

Typical Characteristics
Switching Frequency vs. Temperature
640
630
620
610
600
590
580
570
560
-40
-15
10
35
60
85
Temperature (°C)
Turn Off
(V_IN = 24V; 50mA/ch)
SDI
(2V/div) 0V
V_{OUT 34V}
(10V/div)
V_SINK
(10V/div)
I_OUT
(500mA/div)
800mV
0mA
Time (1ms/div)
UVLO Rising vs. Temperature
10.0
9.8
9.6
9.4
9.2
9.0
8.8
8.6
8.4
-40
-15
10
35
60
85
Temperature (°C)
DATA SHEET
AAT2400/2401
Sixteen-Channel White LED Driver Solution
with Full LED Current and Timing Control
SDI
(2V/div) _0V
V_OUT
(10V/div) ^24V
V_SINK
(5V/div)
I_OUT
(500mA/div)
0mA
Turn On
(V_IN = 24V; 50mA/ch)
800mV
Time (1ms/div)
UVLO Falling vs. Temperature
10.0
9.8
9.6
9.4
9.2
9.0
8.8
8.6
8.4
-40
-15
10
35
60
85
Temperature (°C)
3.60
3.50
3.40
3.30
3.20
3.10
3.00
0
V_CCIO vs. I_VCCIO
(V_IN = 12V)
85°C
25°C
-40°C
10
20
30
40
50
I_CC (mA)
10
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
202307A • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • August 24, 2012