AAT2148 Datasheet, PDF (3/18 Pages) Skyworks Solutions Inc. – Low-Noise, Fast Transient 1A Step-Down Converter

DATA SHEET
AAT2148
Low-Noise, Fast Transient 1A Step-Down Converter
Absolute Maximum Ratings¹
Symbol
V_IN
V_LX
V_OUT
V_EN
T_J
T_LEAD
Description
Input Voltage GND
LX 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
Value
2
50
Units
W
°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. Derate 6.25mW/°C above 25°C.
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
202009A • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • May 28, 2012
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