AS3709 datasheet(66/74 Pages) AMSCO

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AS3709 – 66

ams Datasheet, Confidential: 2013-Aug [1-02]

P a ck age Dra w ings & Mark ings

Figure 90:

QFN32 4x4 0.4mm Pitch Package Drawing

Note(s) and/or Footnote(s):

1. Dimensioning and tolerancing conform to ASME Y14.5M-1994.

2. All dimensions are in millimeters. Angles are in degrees.

3. Dimension b applies to metallized terminal and is measured between 0.25mm and 0.30mm from terminal tip. Dimension L1

represents terminal full back from package edge up to 0.15mm is acceptable.

4. Coplanarity applies to the exposed heat slug as well as the terminal.

5. Radius on terminal is optional.

6. N is the total number of terminals.

Package Drawings & Markings

REF.

MIN

NOM

MAX

0.80

0.90

1.00

0.02

0.05

0.20 REF

0.35

0.40

0.45

0.15

0.20

0.25

D4.00 BSC

E4.00 BSC

e0.40 BSC

2.60

2.70

2.80

2.60

2.70

2.80

aaa

0.10

bbb

0.07

ccc

0.10

ddd

0.05

eee

0.08

fff

0.10

N32

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