RT8859M
Outline Dimension
2
1
2
1
DETAILA
Pin #1 ID and Tie Bar Mark Options
Note : The configuration of the Pin #1 identifier is optional,
but must be located within the zone indicated.
Dimensions In Millimeters
Dimensions In Inches
Symbol
Min
Max
Min
Max
0.031
0.002
0.010
0.010
0.280
0.207
0.280
0.207
A
A1
A3
b
0.700
0.000
0.175
0.150
6.900
5.150
6.900
5.150
0.800
0.050
0.250
0.250
7.100
5.250
7.100
5.250
0.028
0.000
0.007
0.006
0.272
0.203
0.272
0.203
D
D2
E
E2
e
0.400
0.016
L
0.350
0.450
0.014
0.018
W-Type 56L QFN 7x7 Package
Copyright 2012 Richtek Technology Corporation. All rights reserved.
©
is a registered trademark of Richtek Technology Corporation.
www.richtek.com
50
DS8859M-05 July 2012
RICHTEK [ RICHTEK TECHNOLOGY CORPORATION ]
