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Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com

201999B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • March 20, 2013

AAT1171

600mA Voltage-Scaling Step-Down Converter

for RF Power Amplifiers with Bypass Switch

DATA SHEET

Symbol

Description

Value

Units

Input Voltage and Bias Power to GND

6.0

V

LX to GND

V

VOUT to GND

V

EN, DAC, BYPASS, MODE/SYNC to GND

-0.3 to 6.0

V

Operating Junction Temperature Range

-40 to 150

°C

Maximum Soldering Temperature (at leads, 10 sec)

300

°C

Symbol

Description

Value

Units

2.0

W

0.88

TDFN33-12

50

°C/W

WLCSP-12

114

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 FR4 board; for the WLCSP package, use the NSMD (none-solder mask defined) pad style for tighter control on the copper etch process.

3. Derate 20mW/°C above 25°C ambient.

4. Derate 8.8mW/°C above 25°C ambient.