AAT1146 Datasheet, PDF (3/20 Pages) Advanced Analogic Technologies – Fast Transient 400mA Step-Down Converter

DATA SHEET
AAT1146
Fast Transient 400mA Step-Down Converter
Absolute Maximum Ratings¹
Symbol
V_IN
V_LX
V_OUT
V_EN
T_J
T_LEAD
Description
Input Voltage GND
L_X to GND
OUT to GND
EN to GND
Operating Junction Temperature Range
Maximum Soldering Temperature (at leads, 10 sec)
Value
6.0
-0.3 to V_IN + 0.3
-0.3 to V_IN + 0.3
-0.3 to V_IN + 0.3
-40 to 150
300
Units
V
V
V
V
°C
°C
Thermal Information
Symbol
P_D
_JA
Description
Maximum Power Dissipation^{2, 3}
Thermal Resistance²
SC70JW-8
SOT23-5
SC70JW-8
SOT23-5
Value
625
667
160
150
Units
mW
°C/W
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. SC70JW-8: Derate 6.25mW/°C above 25°C.
SOT23-5: Derate 6.67mW/°C above 25°C.
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
201985B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • March 18, 2013
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