05-08-1816

LGA Package
144-Lead (15mm × 15mm × 2.82mm)
(Reference LTC DWG # 05-08-1816 Rev C)
12
A
aaa Z
11
10
9
SEE NOTES
DETAIL A
3x, C (0.22 x45°)
8
7
6
5
4
3
2
7
1
M
L
b
K
J
H
MOLD
CAP
SUBSTRATE
G
F
D
E
Z
bbb Z
F
H1
H2
D
DETAIL B
C
B
e
0.630 ±0.025 SQ. 143x
PIN “A1”
CORNER
A
eee S X Y
4
X
aaa Z
DETAIL B
PACKAGE SIDE VIEW
PACKAGE BOTTOM VIEW
2. ALL DIMENSIONS ARE IN MILLIMETERS
6.9850
5.7150
4.4450
3.1750
G
3
NOTES:
1. DIMENSIONING AND TOLERANCING PER ASME Y14.5M-1994
DETAIL A
1.9050
0.6350
0.0000
0.6350
1.9050
3.1750
4.4450
5.7150
6.9850
PACKAGE TOP VIEW
DIA 0.630
PAD 1
e
b
SEE NOTES
Y
E
6.9850
5.7150
4.4450
3.1750
1.9050
0.6350
0.0000
0.6350
1.9050
3.1750
4.4450
5.7150
DIMENSIONS
SYMBOL
A
b
D
E
e
F
G
H1
H2
aaa
bbb
eee
MIN
2.72
0.60
0.27
2.45
NOM
2.82
0.63
15.00
15.00
1.27
13.97
13.97
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: 144
7
!
PACKAGE ROW AND COLUMN LABELING MAY VARY
AMONG µModule PRODUCTS. REVIEW EACH PACKAGE
LAYOUT CAREFULLY
0.37
2.55
0.15
0.10
0.05
TOTAL NUMBER OF LGA PADS: 144
LTMXXXXXX
µModule
6.9850
COMPONENT
PIN “A1”
SUGGESTED PCB LAYOUT
TOP VIEW
TRAY PIN 1
BEVEL
PACKAGE IN TRAY LOADING ORIENTATION
LGA 144 1112 REV C
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