as1331 austriamicrosystems, as1331 Datasheet - Page 14

• Manufacturer Part Number: as1331
• Description: 300ma Buck-boost Synchronous Dc/dc Converters
• Manufacturer: austriamicrosystems

AS1331
Data Sheet - P a c k a g e D r a w i n g s a n d M a r k i n g s
10 Package Drawings and Markings
The device is available in a 10-pin 3x3mm TDFN package.
Figure 26. 10-pin 3x3mm TDFN package Diagram
Table 7. 10-pin 3x3mm TDFN package Dimensions
Note:
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PIN 1 INDEX AREA
Symbol
1. Dimensioning and tolerancing conform to ASME Y14.5M-1994 .
2. All dimensions are in millimeters, angle is in degrees.
3. N is the total number of terminals.
4. Terminal #1 identifier and terminal numbering convention shall conform to JESD 95-1 SPP-012. Details of ter-
5. Dimension b applies to metallized terminal and is measured between 0.15 and 0.30mm from terminal tip.
6. ND refers to the maximum number of terminals on D side.
7. Unilateral coplanarity zone applies to the exposed heat sink slug as well as the terminals.
(D/2 xE/2)
aaa
bbb
ddd
eee
ggg
ccc
A1
A3
L1
L2
A
minal #1 identifier are optional, but must be located within the area indicated. The terminal #1 identifier may be
either a mold, embedded metal or mark feature.
4
E V E N T E RMINA L SIDE
0.70
0.00
0.03
Min
aaa C
e
TOP VIEW
e/2
2x
D
D atum A or B
Term inal Tip
0.20 REF
0.75
0.02
0.15
0.10
0.10
0.05
0.08
0.10
Typ
5
Max
0.80
0.05
0.15
0.13
B
Revision 1.02
PIN 1 INDEX AREA
(D/2 xE/2)
7
0.08 C
ccc C
NX
4
Symbol
D BSC
E BSC
NX L
ND
7
D2
E2
K
N
L
b
e
θ
D E TA IL B
e
6
N
2.20
1.40
0.30
0.20
0.18
Min
N -1
0 °
(ND -1) X e
BTM VIEW
S ID E V IEW
D2
D2/2
3.00
3.00
0.40
0.25
0.50
Typ
10
ddd
5
NX b
bbb
C
5
C A B
SEATING
PLANE
NX K
Max
2.70
1.75
0.50
0.30
14 °
14 - 16
C