aoz1242 Alpha & Omega Semiconductor, aoz1242 Datasheet - Page 15

• Manufacturer Part Number: aoz1242
• Description: Ezbucktm 3a Simple Buck Regulator
• Manufacturer: Alpha & Omega Semiconductor

Package Dimensions, 5x4A DFN-8
Notes:
1. Dimensions and tolerancing conform to ASME Y14.5M-1994.
2. All dimensions are in millimeters.
3. The location of the terminal #1 identifier and terminal numbering convention conforms to JEDEC publication 95 SP-002.
4. Dimension b applies to metallized terminal and is measured between 0.15mm and 0.30mm from the terminal tip. If the terminal has the
5. Coplanarity applies to the terminals and all other bottom surface metallization.
6. Drawing shown are for illustration only.
7. The dimensions with * are just for reference
8. Pin #3 and Pin #7 are fused to DAP.
Rev. 1.4 November 2010
optional radius on the other end of the terminal, the dimension b should not be measured in that radius area.
4.20
Index Area
(D/2 x E/2)
0.65
A
RECOMMENDED LAND PATTERN
0.95 Typ.
2.25
0.40
FRONT VIEW
4.51
TOP VIEW
1.86
D
b
0.50 Typ.
1.165
D/2
0.285
0.285
2.33
E/2
A3
www.aosmd.com
Seating
Plane
E
Dimensions in millimeters
Symbols
aaa
bbb
ddd
eee
ccc
A3
D2
D3
E2
L1
L2
L3
A
D
E
R
b
e
L
L
Min.
0.70
0.40
4.90
2.05
1.66
3.90
2.23
0.50
L2*
—
L2*
0.285 Ref.
0.835 Ref.
0.95 BSC
0.20 Ref.
0.30 Ref.
Nom.
0.75
0.45
5.00
2.15
1.76
4.00
2.33
0.55
0.40
0.15
0.10
0.10
0.08
0.05
BOTTOM VIEW
BOTTOM VIEW
L1
D3
Max.
0.80
0.50
5.10
2.25
1.86
4.10
2.43
0.60
—
D2
e
Symbols
Dimensions in inches
aaa
bbb
ddd
eee
ccc
A3
D2
D3
E2
L1
L2
L3
A
D
E
R
b
e
L
0.028
0.016
0.190
0.080
0.064
0.154
0.088
0.020
Min.
L3*
—
E2
R
Chamfer 0.30
0.037 BSC
0.008 Ref.
0.011 Ref.
0.033 Ref.
0.012 Ref.
Nom.
0.018
0.200
0.085
0.070
0.157
0.092
0.022
0.016
0.006
0.004
0.004
0.003
0.002
Pin #1 IDA
Option 1
Pin #1 IDA
Option 2
0.30
AOZ1242
Page 15 of 18
0.032
0.020
0.201
0.089
0.074
0.161
0.096
0.024
Max.
—