PRELIMINARY
CM3018
Mechanical Details
CSP Mechanical Specifications
CM3018CS/CP devices are packaged in a custom
TM
Chip Scale Package (CSP) with OptiGuard
coating.
Mechanical Package Diagrams
Dimensions are presented below. For complete infor-
mation on CSP packaging, see the California Micro
Devices CSP Package Information document.
BOTTOM VIEW
A1
OptiGuardTM
Coating
C1
B2
B1
PACKAGE DIMENSIONS
C
Package
Bumps
Custom CSP
5
B
A
Millimeters
Nom Max
Inches
Nom
Dim
3
2
1
Min
Min
Max
D1
D2
A1
A2
B1
B2
B3
B4
C1
C2
D1
D2
0.961 1.006 1.051 0.0378 0.0396 0.0414
1.418 1.463 1.508 0.0558 0.0576 0.0594
0.495 0.500 0.505 0.0195 0.0197 0.0199
0.245 0.250 0.255 0.0096 0.0098 0.0100
0.430 0.435 0.440 0.0169 0.0171 0.0173
0.430 0.435 0.440 0.0169 0.0171 0.0173
0.203 0.253 0.303 0.0080 0.0100 0.0119
0.247 0.297 0.347 0.0097 0.0117 0.0136
0.600 0.670 0.739 0.0236 0.0264 0.0291
0.394 0.445 0.495 0.0155 0.0175 0.0195
0.30 DIA.
63/37 Sn/Pb
SIDE
VIEW
SOLDER BUMPS
DIMENSIONS IN MILLIMETERS
Custom 5-Bump Chip Scale Package
# per tape and
reel
3500 pieces
Controlling dimension: millimeters
CSP Tape and Reel Specifications
POCKET SIZE (mm)
PART
NUMBER
TAPE WIDTH
W
REEL
DIAMETER
QTYPER
REEL
B0 X A0 X K0
P0
P1
CHIP SIZE (mm)
CM3018
1.463 X 1.006 X 0.670
1.67 X 1.17 X 0.730
8mm
178mm (7")
3500
4mm 4mm
10 Pitches Cumulative
Tolerance On Tape
0.2 mm
P
o
Top
Cover
Tape
A
o
W
B
o
K
o
For Tape Feeder Reference
Embossment
Only including Draft.
P
Center Lines
of Cavity
1
Concentric Around B.
User Direction of Feed
Figure 1. Tape and Reel Mechanical Data
© 2004 California Micro Devices Corp. All rights reserved.
07/29/04 430 N. McCarthy Blvd., Milpitas, CA 95035-5112 ▲ Tel: 408.263.3214
▲
Fax: 408.263.7846
▲
www.calmicro.com
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