DIMM SOCKETS
KYCON
RoHS
KDM Series
Ordering Information
Series
Voltage
RAM
Post
Location
Material
Series
KDM168X - 168 Position DIMM Socket
KDM Series
168 Position DIMM Socket
Features
LR78160
Voltage
3.3 - 3.3V
5.0 - 5.0V
RAM
DR - DRAM
SD - SDRAM
UN - Unbuffered DRAM
Post Location ( see PCB for Layout)
1 - BCD
2 - AD
3 - BC
4 - ACD
5 - ABCD
Material
TN
• 168 Position Socket for Dual Inline Memory Modules
• Mates with JEDEC MO-161E Compatible DIMMs
• Visual and Mechanical Polarization
• Available in DRAM, SDRAM and Unbuffered DRAM
• CSA/NRTL Certified File No. LR78160
Performance Specifications
Materials and Finish
Body
High Temp Material UL 94V-0 Rated, Glass Fiber Reinforced,
Black Color
Terminals
Phosphor Bronze
Contact Plating
Gold Plating over Nickel on Contact Area,
Tin Plating on Terminal
Other Plating Options Available, Contact Kycon for Details
Electrical Characteristics
Voltage Rating
250 V AC
Current Rating
Signal Application Only
Insulation Resistance
1000 Megohm
Dielectric Withstanding
1000V AC for 1 Minute
Operating Temperature
-55°C to + 105°C
2009
KYCON, Inc. • Tel: +1 408-494-0330 • US: 1-888-KYCON-22 • Fax: +1 408-494-0325 • www.kycon.com
DIMM SOCKETS
KYCON
KDM Series
Dimensions in mm
KDM Series Dimensions
3.3V UNBUFFERED DRAM
4.18
UDRAM
5.0V
5.0V UNBUFFERED DRAM
2.18
2.18
UDRAM
3.3V
3.18
5.0V SDRAM
4.18
4.18
SDRAM
5.0V
3.3V SDRAM
4.18
3.18
SDRAM
3.3V
5.0V DRAM
Ejectors not shown in this view
3.18
140.8
4.18
3.3V DRAM
3.18
3.18
DRAM
DRAM
5.0V
3.3V
7.40
17.78
PIN 85
A
5.715
1.905 PIN 1
6.35
14.60
B
43.18
3.175
C
60.96
1.27
3.175
4-Ø2.44
D
36.83
6.35
54.61
2.858
168-Ø0.81
(Top View)
Recommended PCB Layout
168.57 REF.
23.0 REF.
6.80
PEG "B"
PEG "A"
11.43
43.18
36.83
3.18
6.35
PEG "C"
PEG "D"
54.61
4.20±0.15
2.90±0.15
7.40
1.905
±0.08
5.72
2.80±0.15
121.92
140.80
2009
KYCON, Inc. • Tel: +1 408-494-0330 • US: 1-888-KYCON-22 • Fax: +1 408-494-0325 • www.kycon.com
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