NCP45491

www.onsemi.com

10

PACKAGE DIMENSIONS

QFN32 4x4, 0.4P

CASE 485CD

ISSUE A

NOTES:

1. DIMENSIONING AND TOLERANCING PER ASME

Y14.5M, 1994.

2. CONTROLLING DIMENSION: MILLIMETERS.

3. DIMENSION b APPLIES TO PLATED TERMINAL

AND IS MEASURED BETWEEN 0.15 AND 0.30 MM

FROM TERMINAL TIP.

4. COPLANARITY APPLIES TO THE EXPOSED PAD

AS WELL AS THE TERMINALS.

A

D

E

B

C

0.10

PIN ONE

REFERENCE

TOP VIEW

SIDE VIEW

BOTTOM VIEW

A

K

D2

E2

C

C

0.10

C

0.05

C

0.05

A1

SEATING

PLANE

e

32X

NOTE 3

b

32X

C

C

A B

DIM

MIN

MAX

MILLIMETERS

A

0.80

1.00

A1

0.00

0.05

b

0.15

0.25

D

4.00 BSC

D2

2.60

2.80

E

4.00 BSC

E2

2.60

2.80

e

0.40 BSC

L

0.25

0.45

9

17

25

32X

0.40

PITCH

4.30

0.58

4.30

DIMENSIONS: MILLIMETERS

0.25

32X

1

L

A3

0.20 REF

MOUNTING FOOTPRINT

NOTE 4

A3

DETAIL B

2.80

2.80

1

PACKAGE

OUTLINE

DETAIL A

L1

DETAIL A

L

ALTERNATE TERMINAL

CONSTRUCTIONS

L

DETAIL B

MOLD CMPD

EXPOSED Cu

ALTERNATE

CONSTRUCTION

L1

−−−

0.15

DETAIL C

CORNER LEAD

CONSTRUCTION

K2

DETAIL C

0.10 C A B

B

0.10 C A B

B

M

0.07

M

0.05

K2

0.45 REF

K

0.30 REF

RECOMMENDED

8X

C0.08

4X

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