AAT2400 Datasheet, PDF (9/32 Pages) Skyworks Solutions Inc. – Sixteen-Channel White LED Driver Solution

Typical Characteristics
AAT2400 Boost Converter Efficiency
vs. Output Current
(V_OUT = 38V)
98
VIN = 26V
96
VIN = 24V
VIN = 22V
94
92
90
88
86
0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
Output Current (A)
Sum of AAT2400 and AAT2401
Quiescent Current vs. Temperature
(V_IN = 24V)
9
8
7
6
5
4
3
2
1
0
-40
-15
10
35
60
85
Temperature (°C)
Output Current Matching vs. Temperature
(60mA/ch)
65
64
63
62
61
60
59
58
57
56
55
-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
LED Current vs. Input Voltage
(60mA/ch)
60.20
60.15
60.10
60.05
60.00
59.95
59.90
59.85
59.80
21.6 22.4 23.2 24.0 24.8 25.6 26.4 27.2 28.0
Input Voltage (V)
Sum of AAT2400 and AAT2401
Shutdown Current vs. Temperature
(V_IN = 24V)
40
35
30
25
20
15
10
5
0
-40
-15
10
35
60
85
Temperature (°C)
AAT2400 Boost Converter Low Side
On-Resistance vs. Temperature
350
300
250
200
150
100
50
0
-40
-15
10
35
60
85
Temperature (°C)
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
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