05-08-1936

LGA Package
108-Lead (16mm × 11.9mm × 2.82mm)
(Reference LTC DWG # 05-08-1936 Rev Ø)
SEE NOTES
DETAIL A
aaa Z
9
A
8
7
6
5
4
3
2
7
1
A
PIN “A1”
CORNER
B
4
b
PIN 1
C
D
E
MOLD
CAP
F
SUBSTRATE
F
D
G
H1
H
J
Z
bbb Z
H2
DETAIL B
K
L
e
M
DIA (0.630) 108x
eee S X Y
X
aaa Z
b
Y
E
e
SEE NOTES
G
3
PACKAGE BOTTOM VIEW
DETAIL B
PACKAGE SIDE VIEW
PACKAGE TOP VIEW
2. ALL DIMENSIONS ARE IN MILLIMETERS
5.080
3.810
2.540
DETAIL A
1.270
0.000
1.270
2.540
3.810
5.080
NOTES:
1. DIMENSIONING AND TOLERANCING PER ASME Y14.5M-1994
DIMENSIONS
6.9850
0.630 ±0.025 Ø 108x
5.7150
4.4450
3.1750
1.9050
0.6350
0.0000
0.6350
1.9050
3.1750
4.4450
5.7150
6.9850
SUGGESTED PCB LAYOUT
TOP VIEW
SYMBOL
A
b
D
E
e
F
G
H1
H2
aaa
bbb
eee
MIN
2.72
0.60
NOM
2.82
0.63
16.00
11.90
1.27
13.97
10.16
0.32
2.50
MAX
2.92
0.66
3
BALL DESIGNATION PER JESD MS-028 AND JEP95
4
DETAILS OF PIN #1 IDENTIFIER ARE OPTIONAL,
BUT MUST BE LOCATED WITHIN THE ZONE INDICATED.
THE PIN #1 IDENTIFIER MAY BE EITHER A MOLD OR
MARKED FEATURE
NOTES
5. PRIMARY DATUM -Z- IS SEATING PLANE
6. THE TOTAL NUMBER OF PADS: 108
7
0.37
2.55
0.15
0.10
0.15
TOTAL NUMBER OF LGA PADS: 108
0.27
2.45
!
PACKAGE ROW AND COLUMN LABELING MAY VARY
AMONG µModule PRODUCTS. REVIEW EACH PACKAGE
LAYOUT CAREFULLY
LTMXXXXXX
µModule
COMPONENT
PIN “A1”
TRAY PIN 1
BEVEL
PACKAGE IN TRAY LOADING ORIENTATION
LGA 108 1212 REV Ø
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