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AAT1145
1.2A Step-Down Converter
SwitchReg
TM
PRODUCT DATASHEET
16
1145.2007.11.1.1
w w w . a n a l o g i c t e c h . c o m
Advanced Analogic Technologies, Inc.
3230 Scott Boulevard, Santa Clara, CA 95054
Phone (408) 737-4600
Fax (408) 737-4611
Advanced Analogic Technologies, Inc.
AnalogicTech cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in an AnalogicTech product. No circuit patent licenses, copyrights, mask work rights, or other intellectual
property rights are implied. AnalogicTech reserves the right to make changes to their products or speci
fi
cations or to discontinue any product or service without notice. Except as provided in AnalogicTech’s terms and
conditions of sale, AnalogicTech assumes no liability whatsoever, and AnalogicTech disclaims any express or implied warranty relating to the sale and/or use of AnalogicTech products including liability or warranties
relating to
fi
tness for a particular purpose, merchantability, or infringement of any patent, copyright or other intellectual property right. In order to minimize risks associated with the customer’s applications, adequate
design and operating safeguards must be provided by the customer to minimize inherent or procedural hazards. Testing and other quality control techniques are utilized to the extent AnalogicTech deems necessary to
support this warranty. Speci
fi
c testing of all parameters of each device is not necessarily performed. AnalogicTech and the AnalogicTech logo are trademarks of Advanced Analogic Technologies Incorporated. All other
brand and product names appearing in this document are registered trademarks or trademarks of their respective holders.
Ordering Information
Output Voltage
Adj. 0.6V to V
IN
Fixed 1.8V
Package
TDFN33-10
TDFN33-10
Marking
1
QNXYY
WUXYY
Part Number (Tape and Reel)
2
AAT1145IDE-0.6-T1
AAT1145IDE-1.8-T1
Package Information
3
TDFN33-10
Top View
3.00
±
0.05
3
±
Pin 1 dot by marking
Pin 1 identification
R0.200
Bottom View
1
±
0.500 BSC
0.23
±
0.05
0.40
±
0.05
2.40
±
0.05
Side View
0.05
±
0.05
0
0
±
All dimensions in millimeters.
1. XYY = assembly and date code.
2. Sample stock is generally held on all part numbers listed in
BOLD
.
3. The leadless package family, which includes QFN, TQFN, DFN, TDFN and STDFN, has exposed copper (unplated) at the end of the lead terminals due to the manufacturing
process. A solder fillet at the exposed copper edge cannot be guaranteed and is not required to ensure a proper bottom solder connection.