AAT1149B Datasheet, PDF (16/17 Pages) Advanced Analogic Technologies – 2.2MHz Fast Transient 400mA Step-Down Converter

DATA SHEET
AAT1149B
2.2MHz Fast Transient 400mA Step-Down Converter
Ordering Information
Output Voltage¹
1.875
Package
WLCSP-5
Skyworks Green™ products are compliant with
all applicable legislation and are halogen-free.
For additional information, refer to Skyworks
Definition of Green™, document number
SQ04-0074.
Marking
ZZYW³
Part Number (Tape and Reel)²
AAT1149BIUV-1.8-T1
Package Information
0.910 ± 0.035
0.400 BSC
WLCSP-5
0.180
+
-
0.030
0.025
0.380
0.300
Line_1: Part Code
Line_2: Year Code + Date Code
Line_1
Line_2
60°
0.200 ± 0.030
Bottom View
Side View
0.140
Top View
ø 0.2 (Ref.)
Pin 1 indication
All dimensions in millimeters.
End View
1. Contact Sales for other voltage options.
2. Sample stock is generally held on part numbers listed in BOLD.
3. YW = date code (year, week) for WLCSP-5 package.
Skyworks Solutions, Inc. • Phone [781] 376-3000 • Fax [781] 376-3100 • [e-mail] • www.skyworksinc.com
16
201989B • Skyworks Proprietary Information • Products and Product Information are Subject to Change Without Notice. • March 18, 2013