cui.com
date 09/05/2017
page 1 of 4
SERIES: MD-SMK │ DESCRIPTION: MINI DIN CONNECTOR
FEATURES
• PCB mount
• right angle
• side shielded with kinked pins
RoHS
MD - XX SMK
Base Number
PART NUMBER KEY
SPECIFICATIONS
parameter conditions/description min typ max units
rated input voltage 100
12
Vac
Vdc
rated input current at 100 Vac
at 12 Vdc
1
2
A
A
contact resistance 30 mΩ
insulation resistance at 250 Vdc 50 MΩ
voltage withstand for 1 minute 250 Vac
insertion force 1 4.5 kg
withdrawal force 0.8 3 kg
operating temperature -40 85 °C
life 1,000 cycles
ammability rating UL94V-0
RoHS 2011/65/EU
Pin Options
30 = 3 pins
40 = 4 pins
50 = 5 pins
60 = 6 pins
70 = 7 pins
80 = 8 pins
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CUI Inc │ SERIES: MD-SMK │ DESCRIPTION: MINI DIN CONNECTOR date 09/05/2017 │ page 2 of 4
MECHANICAL DRAWINGS
units: mm[inches]
TOLERANCE: ±0.2mm
MATERIAL PLATING
earth terminal brass tin
contact terminals (1~8) phosphor bronze silver
shield plate steel tin
housing PBT
5.50.217
(2 PLCS)
8.50.335
(4 PLCS)
11.00.433
(4 PLCS)
1.00.039
(2 PLCS) MAX
SOLDER WELDS
13.50.531 0.0280.7
(TYP)
0.0711.8
0.50812.9
2.00.079
(2 PLCS)
0.3589.1
(2 PLCS)
0.1975.0
0.39410.0
0.059
(2 PLCS)
1.5
1.00.039
(4 PLCS) 0.1
6
543
12
87
0.256
3.5
12.8
0.138
6.5
0.504
(TYP)
0.55114.0
0.300.012
(TYP)
1
2
3
21
3
44
5
1
32
1.30.051
0.217
(2 PLCS)
5.5
0.433
(2 PLCS)
0.1854.7
11.0
0.335
(3 PLCS)
6.8 0.268
8.5
13.5 0.531
12
54 0.7X2.2
(3 PLCS)
3
PCB LAYOUT
TOP VIEW
6.8 0.268
0.53113.5
0.217
(2 PLCS)
5.5
0.433
(2 PLCS)
0.1854.7
11.0
0.335
(2 PLCS)
8.5
0.7X2.2
(3 PLCS)
PCB LAYOUT
TOP VIEW
2
43
1
11.
00.433
0.53113.5
0.035
0.217
(2 PLCS) 0.1854.7
5.5
6.8 0.268
0.9 0.035
0.9±0.1
(3 PLCS)
0.3358.5
(2 PLCS)
1
30.7X2.2
(3 PLCS)
2
PCB LAYOUT
TOP VIEW
0.035
0.9±0.1
(4 PLCS)
0.035
0.9±0.1
(5 PLCS)
MD-30SMK MD-40SMK MD-50SMK
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CUI Inc │ SERIES: MD-SMK │ DESCRIPTION: MINI DIN CONNECTOR date 09/05/2017 │ page 3 of 4
5
6
12
43
65
7
2 1
43
6
78
12
543
0.9 0.035
0.53113.5
0.217
(2 PLCS)
5.5
0.433
(4 PLCS)
0.1854.7
11.0
0.335
(4 PLCS)
0.2686.8
0.1022.6
8.5
76
5
8
31
40.7X2.2
(3 PLCS)
2
PCB LAYOUT
TOP VIEW
0.53113.5
0.217
(2 PLCS)
5.5
0.433
(3 PLCS)
0.1854.7
11.0
0.335
(4 PLCS)
0.2686.8
0.9 0.035
8.5
2.60.102
65
4
7
31
0.7X2.2
(3 PLCS)
2
PCB LAYOUT
TOP VIEW
2.6 0.102
0.53113.5
0.217
(2 PLCS)
5.5
0.433
(2 PLCS)
0.1854.7
11.0
0.335
(4 PLCS)
6.8 0.268
8.5
5
14
6
3
0.7X2.2
(3 PLCS)
2
PCB LAYOUT
TOP VIEW
0.0350.9±0.1
(6 PLCS)
0.0350.9±0.1
(7 PLCS)
0.0350.9±0.1
(8 PLCS)
MD-60SMK MD-70SMK MD-80SMK
MECHANICAL DRAWINGS (CONTINUED)
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CUI Inc │ SERIES: MD-SMK │ DESCRIPTION: MINI DIN CONNECTOR date 09/05/2017 │ page 4 of 4
CUI offers a one (1) year limited warranty. Complete warranty information is listed on our website.
CUI reserves the right to make changes to the product at any time without notice. Information provided by CUI is believed to be accurate and reliable. However, no responsibility is
assumed by CUI for its use, nor for any infringements of patents or other rights of third parties which may result from its use.
CUI products are not authorized or warranted for use as critical components in equipment that requires an extremely high level of reliability. A critical
component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to
affect its safety or effectiveness.
Headquarters
20050 SW 112th Ave.
Tualatin, OR 97062
800.275.4899
Fax 503.612.2383
cui.com
techsupport@cui.com
rev. description date
1.0 initial release 02/23/2006
1.01 new template applied 02/22/2012
1.02 updated datasheet 09/05/2017
The revision history provided is for informational purposes only and is believed to be accurate.
REVISION HISTORY
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