
ISL28325, ISL28345
10
September 27, 2011
FN7854.0
Small Outline Package Family (SO)
GAUGE
PLANE
A2
A1
L
L1
DETAIL X
4° ±4°
SEATING
PLANE
e
H
b
C
0.010
B
M
CA
0.004 C
0.010
B
M
CA
B
D
(N/2)
1
E1
E
N
(N/2)+1
A
PIN #1
I.D. MARK
h X 45°
A
SEE DETAIL “X”
c
0.010
MDP0027
SMALL OUTLINE PACKAGE FAMILY (SO)
SYMBOL
INCHES
TOLERANCE
NOTES
SO-8
SO-14
SO16
(0.150”)
SO16 (0.300”)
(SOL-16)
SO20
(SOL-20)
SO24
(SOL-24)
SO28
(SOL-28)
A
0.068
0.104
MAX
-
A1
0.006
0.007
±0.003
-
A2
0.057
0.092
±0.002
-
b
0.017
±0.003
-
c
0.009
0.011
±0.001
-
D
0.193
0.341
0.390
0.406
0.504
0.606
0.704
±0.004
1, 3
E
0.236
0.406
±0.008
-
E1
0.154
0.295
±0.004
2, 3
e
0.050
Basic
-
L
0.025
0.030
±0.009
-
L1
0.041
0.056
Basic
-
h
0.013
0.020
Reference
-
N
8
14
16
20
24
28
Reference
-
Rev. M 2/07
NOTES:
1. Plastic or metal protrusions of 0.006” maximum per side are not included.
2. Plastic interlead protrusions of 0.010” maximum per side are not included.
3. Dimensions “D” and “E1” are measured at Datum Plane “H”.
4. Dimensioning and tolerancing per ASME Y14.5M
-1994