AAT1401 Datasheet, PDF (3/19 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
Absolute Maximum Ratings¹
Symbol
V_IN
V_LX
V_CS
V_EN/SET,V_PWM, V_RSET,
V_COMP, V_OVP
Description
IN to GND, PGND
LX to GND, PGND
SINK to GND, PGND
EN/SET, PWM, RSET, COMP, OVP to GND/PGND
Value
-0.3 to 6.0
-0.3 to 34
-0.3 to 28
-0.3 to IN +0.3
Units
V
V
V
V
Thermal Information²
Symbol
Θ_JA
P_D
T_J
T_LEAD
Description
Thermal Resistance
Maximum Power Dissipation
Maximum Junction Operating Temperature
Maximum Soldering Temperature (at leads, 10 sec.)
Value
122
820
-40 to +155
300
Units
O_C/W
mW
O_C
Recommended Operating Conditions
Symbol
V_IN
V_OUT
L1
F_PWM-F
T_A
Description
Input Supply Voltage
Boosted Output Voltage
Inductor Value
Input Filtered PWM Frequency
Ambient Temperature Range
Min
2.7
V_IN + 3V
4.7
100
- 40
Typ
10
Max
5.5
V_OUT3
22
100,000
85
Units
V
V
μH
Hz
°C
1. Stresses above those listed in Absolute Maximum Ratings may cause permanent damage to the device. Functional operation at conditions other than the operating conditions
specified is not implied. Only one Absolute Maximum Rating should be applied at any one time.
2. Mounted on an FR4 board.
3. Check Electrical Characteristics.
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
202113A • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • June 27, 2012
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