wm8961 Wolfson Microelectronics plc, wm8961 Datasheet - Page 115

• Manufacturer Part Number: wm8961
• Description: Ultra-low Power Stereo Codec With 1w Stereo Class D Speaker Drivers And Ground Referenced Headphone Drivers
• Manufacturer: Wolfson Microelectronics plc

PACKAGE DIMENSIONS
w
Pre-Production
FL: 32 PIN QFN PLASTIC PACKAGE 5
NOTES:
1. DIMENSION b APPLIES TO METALLIZED TERMINAL AND IS MEASURED BETWEEN 0.15 mm AND 0.30 mm FROM TERMINAL TIP.
2. FALLS WITHIN JEDEC, MO-220, VARIATION VHHD-5.
3. ALL DIMENSIONS ARE IN MILLIMETRES.
4. THE TERMINAL #1 IDENTIFIER AND TERMINAL NUMBERING CONVENTION SHALL CONFORM TO JEDEC 95-1 SPP-002.
5. COPLANARITY APPLIES TO THE EXPOSED HEAT SINK SLUG AS WELL AS THE TERMINALS.
6. REFER TO APPLICATION NOTE WAN_0118 FOR FURTHER INFORMATION REGARDING PCB FOOTPRINTS AND QFN PACKAGE SOLDERING.
7. THIS DRAWING IS SUBJECT TO CHANGE WITHOUT NOTICE.
A3
C
Symbols
A
SEATING PLANE
REF:
bbb
aaa
ccc
24
17
A1
A3
D2
E2
A
D
E
G
b
e
L
25
16
e
15
Tolerances of Form and Position
MIN
0.80
0.20
3.05
3.05
0.35
BOTTOM VIEW
0
JEDEC, MO-220, VARIATION VHHD-5.
A3
SIDE VIEW
D2
B
Exposed lead
EXPOSED
GROUND
PADDLE
0.203 REF
b
5.00 BSC
5.00 BSC
0.50 BSC
0.625
NOM
0.85
0.02
0.25
3.10
3.10
0.40
0.15
0.10
0.10
6
32
9
Dimensions (mm)
G
DETAIL 2
b
X
1
8
1
DETAIL 2
bbb
5
L
X
A1
MAX
0.90
0.05
0.30
3.15
3.15
0.45
M
DETAIL 1
A
0.9 mm BODY, 0.50 mm LEAD PITCH
C
E2
A
B
ccc
0.08
C
NOTE
C
1
2
2
5
2 X
4
2 X
INDEX AREA
(D/2 X E/2)
aaa
aaa
C
C
EXPOSED
GROUND
PADDLE
R = 0.3MM x 45
DETAIL 1
TOP VIEW
o
D
PP, August 2009, Rev 3.1
DM044.B
E
WM8961
115