NCP81081

http://onsemi.com

7

PACKAGE DIMENSIONS

QFN40 6x6, 0.5P

MN SUFFIX

CASE 485AZ

ISSUE O

SEATING

0.15

C

(A3)

A

A1

b

1

40

2X

2X

40X

L

40X

BOTTOM VIEW

TOP VIEW

SIDE VIEW

D

A B

E

0.15

C

PIN ONE

LOCATION

0.10

C

0.08

C

C

e

A

0.10

B

C

0.05 C

NOTES:

1. DIMENSIONING AND TOLERANCING PER

ASME Y14.5M, 1994.

2. CONTROLLING DIMENSIONS: MILLIMETERS.

3. DIMENSION b APPLIES TO PLATED

TERMINAL AND IS MEASURED BETWEEN

0.15 AND 0.30mm FROM TERMINAL

4. COPLANARITY APPLIES TO THE EXPOSED

PAD AS WELL AS THE TERMINALS.

5. POSITIONAL TOLERANCE APPLIES TO ALL

THREE EXPOSED PADS.

DIM

MIN

MAX

MILLIMETERS

A

0.80

1.00

A1

−−−

0.05

A3

0.20 REF

b

0.18

0.30

D

6.00 BSC

D2

2.30

2.50

E

6.00 BSC

4.50

E2

4.30

e

0.50 BSC

L

0.30

0.50

K

0.20

−−−

PLANE

SOLDERING FOOTPRINT

D3

1.40

1.60

2.10

E3

1.90

L1

−−−

0.15

NOTE 4

e/2

E2

D2

NOTE 3

E3

43X

DETAIL B

L1

DETAIL A

L

ALTERNATE

CONSTRUCTIONS

L

DETAIL B

MOLD CMPD

EXPOSED Cu

ALTERNATE

CONSTRUCTION

G

2.20 BSC

D3

E3

G

DETAIL A

A

0.10

B

C

NOTE 5

K

DIMENSIONS: MILLIMETERS

2.16

6.30

4.56

4.56

2.56

0.50

0.63

0.30

40X

40X

PITCH

2.16

6.30

1.66

PKG

OUTLINE

1

G

G

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