MP2128 – 3MHz, 1A SYNCHRONOUS STEP-DOWN CONVERTER
NOTICE: The information in this document is subject to change without notice. Users should warrant and guarantee that third
party Intellectual Property rights are not infringed upon when integrating MPS products into any application. MPS will not
assume any legal responsibility for any said applications.
MP2128 Rev. 0.9 www.MonolithicPower.com 8
7/20/2009 MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
© 2009 MPS. All Rights Reserved.
QFN8 (2mmX2mm)
TOP VIEW
1
8
54
BOTTOM VIEW
1.90
2.10
0.45
0.65
1.90
2.10
1.05
1.25
0.50
BSC
0.18
0.30
PIN 1 ID
MARKING
0.60
0.50
0.25
RECOMMENDED LAND PATTERN
1.90
NOTE:
1) ALL DIMENSIONS ARE IN MILLIMETERS.
2) EXPOSED PADDLE SIZE DOES NOT INCLUDE MOLD FLASH.
3) LEAD COPLANARITY SHALL BE 0.10 MILLIMETER MAX.
4) DRAWING CONFORMS TO JEDEC MO-229, VARIATION VCCD-3.
5) DRAWING IS NOT TO SCALE.
PIN 1 ID
SEE DETAIL A
0.70
PIN 1 ID OPTION A
R0.20 TYP.
PIN 1 ID OPTION B
R0.20 TYP.
DETAIL A
0.25
0.45
PIN 1 ID
INDEX AREA
SIDE VIEW
0.00
0.05
0.80
1.00
0.20 REF
1.20
