AAT1401 Datasheet, PDF (6/19 Pages) List of Unclassifed Manufacturers – FOUR-CHANNEL DIGITAL STILL CAMERA POWER SUPPLY

DATA SHEET
AAT1401
Serial LED Driver with Filtered PWM and 32-Step S2C Dimming Control
Typical Characteristics
LED Current Accuracy vs. Input Voltage
(VIN = 3.6V, RSET = 15KΩ)
21.2
20.8
20.4
20.0
19.6
19.2
18.8
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
Input Voltage (V)
Startup Time vs. C_COMP
(6 WLEDs)
15
12
9
6
3
0
10
20
30
40
50
60
70
80
90 100
CCOMP (nF)
EN Input High Threshold Voltage
vs. Input Voltage
1.1
1.0
0.9
0.8
0.7
85°C
0.6
25°C
-40°C
0.5
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
Input Voltage (V)
EN Input Low Threshold Voltage
vs. Input Voltage
1.0
0.9
0.8
0.7
0.6
85°C
0.5
25°C
-40°C
0.4
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
Input Voltage (V)
NMOS R_DS(ON)N vs. Input Voltage
1000
900
800
85°C
25°C
-40°C
700
600
500
400
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
Input Voltage (V)
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
6
202113A • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • June 27, 2012