05-08-1822

LGA Package
204-Lead (22mm × 15mm × 2.91mm)
(Reference LTC DWG # 05-08-1822 Rev C)
SEE NOTES
7
A
aaa Z
M
L
K
J
H
G
F
E
D
C
B
A
1
PAD “A1”
CORNER
2
4
3
4
b
5
6
7
8
D
F
MOLD
CAP
9
SUBSTRATE
10
11
H1
H2
Z
// bbb Z
12
13
14
DETAIL B
15
16
e
17
X
Y
aaa Z
E
DETAIL B
PACKAGE TOP VIEW
G
3
PACKAGE BOTTOM VIEW
NOTES:
1. DIMENSIONING AND TOLERANCING PER ASME Y14.5M-1994
eee S X Y
6.9850
5.7150
4.4450
3.1750
1.9050
0.6350
0.0000
0.6350
1.9050
3.1750
4.4450
5.7150
6.9850
0.630 ±0.025 SQ. 204x
e
b
PADS
SEE NOTES
2. ALL DIMENSIONS ARE IN MILLIMETERS
10.1600
3
LAND DESIGNATION PER JESD MO-222, SPP-010
8.8900
4
DETAILS OF PAD #1 IDENTIFIER ARE OPTIONAL,
BUT MUST BE LOCATED WITHIN THE ZONE INDICATED.
THE PAD #1 IDENTIFIER MAY BE EITHER A MOLD OR
MARKED FEATURE
7.6200
DETAIL A
6.3500
5. PRIMARY DATUM -Z- IS SEATING PLANE
5.0800
6. THE TOTAL NUMBER OF PADS: 204
DIMENSIONS
3.8100
SYMBOL
A
b
D
E
e
F
G
H1
H2
aaa
bbb
eee
2.5400
1.2700
0.0000
1.2700
2.5400
3.8100
5.0800
6.3500
7.6200
MIN
2.81
0.60
0.36
2.45
NOM
2.91
0.63
22.0
15.0
1.27
20.32
13.97
0.41
2.50
MAX
3.01
0.66
0.46
2.55
0.15
0.10
0.05
TOTAL NUMBER OF LGA PADS: 204
8.8900
NOTES
7
!
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 204 0113 REV C
10.1600
SUGGESTED PCB LAYOUT
TOP VIEW
Ø(0.630)
PAD 1
Similar pages