AAT1121 Datasheet, PDF (3/19 Pages) Advanced Analogic Technologies – 1.5MHz, 250mA Step-Down Converter

DATA SHEET
AAT1121
1.5MHz, 250mA Step-Down Converter
Absolute Maximum Ratings¹
Symbol
V_IN
V_LX
V_OUT
V_EN
T_J
T_LEAD
Description
Input Voltage and Bias Power to GND
LX to GND
FB 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 6.0
-40 to 150
300
Units
V
V
V
V
°C
°C
Thermal Information
Symbol
P_D
_JA
Description
Maximum Power Dissipation
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.
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
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201974B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • March 15, 2013