8

Package information

In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK packages,

depending on their level of environmental compliance. ECOPACK specifications, grade definitions and product

status are available at: www.st.com. ECOPACK is an ST trademark.

8.1

QFN 9 x 9 x 1 mm, 31 leads, pitch 0.6 mm package information

Table 10. QFN 9 x 9 x 1 mm package dimensions

Symbol

Dimensions (mm)

Min.

Typ.

Max.

A

0.90

0.95

1.00

A3

0.10

b

0.25

0.30

0.35

D

8.96

9.00

9.04

E

8.96

9.00

9.04

D1

3.30

3.40

3.50

E1

2.06

2.16

2.26

D2

1.76

1.86

1.96

E2

3.10

3.20

3.30

D3

1.70

1.80

1.90

E3

3.10

3.20

3.30

e

0.60

K

0.24

L

0.35

0.45

0.55

N

31

aaa

0.10

bbb

0.10

ccc

0.10

ddd

0.05

eee

0.08

Note:

1.

Dimensioning and tolerances conform to ASME Y14.5-2009.

2.

All dimensions are in millimeters.

3.

N total number of terminals.

4.

Dimensions do not include mold protrusion, not to exceed 0.15 mm.

5.

Package outline exclusive of metal burr dimensions.

MASTERGAN2

Package information

DS13597 - Rev 2.0

page 21/29