Datasheet

TMC429 DATASHEET (v. 1.07 / 2012-AUG-01) 54
Copyright © 2010-2012, TRINAMIC Motion Control GmbH & Co. KG
16.3 QFN Package with 32 Pins (QFN32) of TMC429-LI
Figure 16-3: Package Outline Drawing QFN32
Parameter
Symbol
Dimensions in MILLIMETERS
Min
Typ
Max
total thickness
A
0.80
0.85
0.90
stand off
A1
0.00
0.035
0.05
mold thickness
A2
-
0.65
0.67
lead frame thickness
A3
0.203
lead width
b
0.2
0.25
0.3
body size X
D
5.0
body size Y
E
5.0
lead pitch
e
0.5
exposed die pad size X
J
3.2
3.3
3.4
exposed die pad size Y
K
3.2
3.3
3.4
lead length
L
0.35
0.4
0.45
package edge tolerance
aaa
0.1
mold flatness
bbb
0.1
co-planarity
ccc
0.08
lead offset
ddd
0.1
exposed pad offset
eee
0.1
Table 16-3: Dimensions of 5x5mm Package QFN32