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PDF CM1244 Data sheet ( Hoja de datos )
| Número de pieza | CM1244 | |
| Descripción | 4-Channel ESD Array | |
| Fabricantes | ON Semiconductor | |
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4-Channel ESD Array in CSP
CM1244
Features
• Four channels of ESD protection
• ±15kV ESD protection on each channel
(IEC 61000-4-2 Level 4, contact discharge)
• ±30kV ESD protection on each channel (HBM)
• Chip Scale Package features extremely low
lead inductance for optimum ESD protection
• 5-bump, 0.760mm x 1.053mm footprint,
0.4mm pitch, Chip Scale Package (CSP)
• Lead-free
• OptiGuardTM coating for improved reliability at
assembly
Block Diagram
Applications
• ESD protection for sensitive electronic equip-
ment
• I/O port and keypad and button circuitry
protection for portable devices
• Can be used for EMI filtering when combined
with external series resistance
• Wireless handsets
• Handheld PCs/PDAs
• MP3 Players
• Digital Camcorders
• Notebooks
• Desktop PCs
©2010 SCILLC. All rights reserved.
April 2010 – Rev. 3
Publication Order Number:
CM1244/D
1 page  
CM1244
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Mechanical Details
CSP Mechanical Specifications
The CM1244 is available in a custom Chip Scale Package (CSP). Dimensions are presented below.
PACKAGE DIMENSIONS
Package
Bumps
Custom CSP
5
Millimeters
Dim
Inches
Min Nom Max Min Nom Max
A1 0.715 0.760 0.805 0.0281 0.0299 0.0317
A2 1.008 1.053 1.098 0.0397 0.0415 0.0432
B1 0.395 0.400 0.405 0.0156 0.0157 0.0159
B2 0.195 0.200 0.205 0.0076 0.0078 0.080
B3 0.342 0.347 0.352 0.0134 0.0136 0.0138
B4 0.342 0.347 0.352 0.0134 0.0136 0.0138
C1 0.130 0.180 0.230 0.0051 0.0071 0.0091
C2 0.130 0.180 0.230 0.0051 0.0071 0.0091
D1 0.545 0.615 0.685 0.0215 0.0242 0.0268
D2 0.368 0.419 0.470 0.0145 0.0165 0.0185
# per tape and
reel
3500 pieces
Controlling dimension: millimeters
Package Dimensions for
CM1244 Chip Scale Package
Rev. 3 | Page 5 of 7 | www.onsemi.com
5 Page | ||
| Páginas | Total 7 Páginas | |
| PDF Descargar | [ Datasheet CM1244.PDF ] | |
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