DMM Series (168 Contacts)
Unit : mm
■ Standard DRAM Operation Voltage 5.0V
■Recommended mating board dimensions
Device mounting area
133.35±0.13
（127.35）
4 MAX.REF.
after device mouting
C
L 1
DETAIL H
3.175 REF.
3 MIN.
DETAIL F
6.35±0.05
DETAIL G
6.35±0.05
DETAIL J
1.27 REF.
11.43±0.05
2φ3.00±0.1
54.61±0.05
36.83
42.18±0.1
Recommended mating
board dimensions
63.675
115.57 REF.
131.35±0.05
(Reference)
R1
C
L 1
1.00
1.00
R1
1.27±0.03
Ｈ
1.27±0.1
5.0V DC
1.00±0.05
2.00±0.1
2.00±0.1
DMM(168)
DETAIL G
DETAIL F
DETAIL J
DETAIL H
■Recommended PCB mounting hole dimensions
4φ2.50±0.05
168-φ0.8±0.05
Contact No.168
60.96±0.10
60.96±0.10
Contact No.85
43.18±0.05
6.35±0.05
36.83±0.05
11.43±0.05
3.175
1.27±0.05
57.79±0.05
6.35±0.05
Contact No.1
Lock pin
54.61±0.05
115.57±0.10
Recommended PCB mounting hole dimensions
(connector mounting side Reference)
DMM-168FLFB □ - □ A □□□
4φ2.50±0.05
168-φ0.8±0.05
Contact No.168
60.96±0.10
60.96±0.10
Contact No.85
1.27±0.05
43.18±0.05
6.35±0.05
36.83±0.05
11.43±0.05
3.175
57.79±0.05
6.35±0.05
Contact No.1
Lock pin
54.61±0.05
115.57±0.10
Recommended PCB mounting hole dimensions
(connector mounting side Reference)
DMM-168FLFB □ - □ B □□□
●ꢀ9 ●
DDK [ DDK LTD. ]
