https://www.phoenixcontact.com/us/products/1844578
Printed-circuit board connector - DFMC 0,5/ 2-ST-2,54 - 1844578
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Plug, nominal current: 6 A, rated voltage (III/2): 160 V, number of positions: 2 with 4 contacts, pitch: 2.54 mm,
connection method: spring connection, color: black, contact surface: gold
The figure shows a 10-pos. version
with 20 contacts
Your advantages
Gold-plated contacts ensure transfer quality remains stable over the long term
Time saving push-in connection, tools not required
Defined contact force ensures that contact remains stable over the long term
Intuitive use through colour coded actuation lever
Optimized for tight installation situations: operation and conductor connection from one direction
Key Commercial Data
Packing unit
1 pc
Minimum order quantity
100 pc
GTIN
GTIN
4046356964241
Weight per Piece (excluding packing)
1.200 g
Custom tariff number
85366990
Country of origin
Poland
Technical data
Item properties
Brief article description
PCB connector
Plug-in system
MICRO COMBICON - DFMC 0,5
Type of contact
Female connector
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Printed-circuit board connector - DFMC 0,5/ 2-ST-2,54 - 1844578
Technical data
Item properties
Range of articles
DFMC 0,5/..-ST
Pitch
2.54 mm
Number of positions
2
Connection method
Push-in spring connection
Locking
without
Number of levels
2
Number of connections
4
Number of potentials
4
Electrical parameters
Nominal current
6A
Nom. voltage
160 V
Rated voltage
32 V
Rated voltage (III/2)
160 V
Rated voltage (II/2)
160 V
Rated surge voltage (III/3)
2.5 kV
Rated surge voltage (III/2)
2.5 kV
Rated surge voltage (II/2)
2.5 kV
Connection capacity
Connection method
Push-in spring connection
Conductor cross section solid
0.14 mm² ... 0.5 mm²
Conductor cross section flexible
0.14 mm² ... 0.5 mm²
Conductor cross section AWG / kcmil
26 ... 20
Conductor cross section flexible, with ferrule without plastic sleeve
0.25 mm² ... 0.34 mm²
Conductor cross section, flexible, with ferrule, with plastic sleeve
0.14 mm² ... 0.25 mm²
Cylindrical gauge a x b / diameter
- / 1.2 mm
Stripping length
7 mm
Material data - contact
Note
WEEE/RoHS-compliant, free of whiskers according to IEC 60068-2-82/
JEDEC JESD 201
Contact material
Cu alloy
Surface characteristics
Selective coating
Metal surface terminal point (top layer)
Tin (5 - 7 µm Sn)
Metal surface terminal point (middle layer)
Nickel (1 - 3 µm Ni)
Metal surface contact area (top layer)
Gold (0.25 Au)
Metal surface contact area (middle layer)
Nickel (2 - 3 µm Ni),
Material data - housing
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Printed-circuit board connector - DFMC 0,5/ 2-ST-2,54 - 1844578
Technical data
Material data - housing
Housing color
black (9005)
Insulating material
LCP
Insulating material group
IIIa
CTI according to IEC 60112
175
Flammability rating according to UL 94
V0
Material data – actuating element
Insulating material
LCP
CTI according to IEC 60112
175
Flammability rating according to UL 94
V0
Dimensions for the product
Length [ l ]
15.85 mm
Width [ w ]
5.58 mm
Height [ h ]
10.5 mm
Pitch
2.54 mm
Height (without solder pin)
10.5 mm
Packaging information
Type of packaging
packed in cardboard
Pieces per package
100
Denomination packing units
Pcs.
Ambient conditions
Ambient temperature (storage/transport)
-40 °C ... 70 °C
Ambient temperature (assembly)
-5 °C ... 100 °C
Ambient temperature (operation)
-40 °C ... 100 °C (dependent on the derating curve)
Termination and connection method
Conductor connection test
The stripped-off ends of the largest conductor can be completely inserted
in the opening of the terminal point without using excessive force.
Test result
Test passed
Test – repeated connection and release
IEC 60999-1:1999-11
Test passed
Test for conductor damage and slackening
IEC 60999-1:1999-11
Test passed
Pull-out test
Pull-out test
IEC 60999-1:1999-11
Test passed
Conductor cross section / conductor type / tensile force
0.14 mm² / solid / > 10 N
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Printed-circuit board connector - DFMC 0,5/ 2-ST-2,54 - 1844578
Technical data
Pull-out test
0.14 mm² / flexible / > 10 N
0.5 mm² / solid / > 20 N
0.5 mm² / flexible / > 20 N
Mechanical tests according to standard
Visual examination
Test passed IEC 60512-1-1:2002-02
Dimensional test
Test passed IEC 60512-1-2:2002-02
Resistance of marking
Test passed IEC 60068-2-70:1995-12
Result
Test passed
Specification
IEC 60512-13-2:2006-02
No. of cycles
100
Insertion strength per pos. approx.
2N
Withdraw strength per pos. approx.
1N
Polarization and coding
Test passed IEC 60512-13-5:2006-02
Result
Test passed
Specification
IEC 60512-15-1:2008-05
Test force per pos.
20 N
Air clearances and creepage distances
Clearances and creepage distances
IEC 60664-1:2007-04
Specification
IEC 60664-1:2007-04
Minimum clearance - inhomogeneous field (III/3)
1.5 mm
Minimum clearance - inhomogeneous field (III/2)
1.5 mm
Minimum clearance - inhomogeneous field (II/2)
1.5 mm
Minimum creepage distance value (III/3)
1.3 mm
Minimum creepage distance value (III/2)
1.6 mm
Minimum creepage distance value (II/2)
1.6 mm
Electrical tests - Function
Specification
IEC 60999-1:1999-11
Temperature cycles
Specification
IEC 60999-1:1999-11
Test current (minimum cross section)
4 A AC
Test current (maximum cross section)
6 A AC
Temperature cycles
192
Current carrying capacity / derating curves
Mechanical tests (A)
Insertion strength per pos. approx.
2N
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Printed-circuit board connector - DFMC 0,5/ 2-ST-2,54 - 1844578
Technical data
Mechanical tests (A)
Withdraw strength per pos. approx.
1N
Polarization when inserted requirement >20 N
Test passed
Contact holder in insert requirements >20 N
Test passed
Durability tests (B)
Specification
IEC 60512-9-1:2010-03
Insertion/withdrawal cycles
100
Contact resistance R2 1st level
2.9 mΩ
Contact resistance R2 2nd level
3.1 mΩ
Impulse withstand voltage at sea level
2.95 kV
Power-frequency withstand voltage
1.39 kV
Insulation resistance, neighboring positions
> 2 GΩ
Climatic tests (D)
Specification
DIN 50018:2013-05
Cold stress
-40 °C/2 h
Thermal stress
100 °C/168 h
Corrosive stress
1.0 dm SO2 on 300 dm /40 °C/3 cycles
Impulse withstand voltage at sea level
2.95 kV
Power-frequency withstand voltage
1.39 kV
3
3
Environmental and durability tests (E)
Specification
IEC 61984:2008-10
Result, degree of protection, IP code
Finger safety with IP20 test finger
Environmental Product Compliance
China RoHS
Environmentally friendly use period: unlimited = EFUP-e
No hazardous substances above threshold values
Drawings
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Printed-circuit board connector - DFMC 0,5/ 2-ST-2,54 - 1844578
Diagram
Type: DFMC 0,5/...-ST-2,54 with DMC 0,5/...-G1-2,54 SMD R...
Diagram
Type: DFMC 0,5/...-ST-2,54 with DMCV 0,5/...-G1-2,54 SMD R...
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Printed-circuit board connector - DFMC 0,5/ 2-ST-2,54 - 1844578
Diagram
Type: DFMC 0,5/...-ST-2,54 with DMC 0,5/...-G1-2,54 P20THR R...
Diagram
Type: DFMC 0,5/...-ST-2,54 with DMCV 0,5/...-G1-2,54 P20THR R...
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Printed-circuit board connector - DFMC 0,5/ 2-ST-2,54 - 1844578
Diagram
Type: DFMC 0,5/...-ST-2,54 with DMC 0,5/...-G-2,54 SMD R...
Diagram
Type: DFMC 0,5/...-ST-2,54 with DMCV 0,5/...-G1-2,54 SMD R...
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Printed-circuit board connector - DFMC 0,5/ 2-ST-2,54 - 1844578
Classifications
eCl@ss
eCl@ss 4.0
27260700
eCl@ss 4.1
27260700
eCl@ss 5.0
27260700
eCl@ss 5.1
27260700
eCl@ss 6.0
27260700
eCl@ss 7.0
27440309
eCl@ss 8.0
27440309
eCl@ss 9.0
27440309
ETIM
ETIM 4.0
EC002643
ETIM 5.0
EC002643
ETIM 6.0
EC002638
ETIM 7.0
EC002638
UNSPSC
UNSPSC 13.2
39121409
UNSPSC 18.0
39121409
UNSPSC 19.0
39121409
UNSPSC 20.0
39121409
UNSPSC 21.0
39121409
Approvals
Approvals
Approvals
IECEE CB Scheme / VDE Gutachten mit Fertigungsüberwachung / EAC / cULus Recognized
Ex Approvals
Approval details
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Printed-circuit board connector - DFMC 0,5/ 2-ST-2,54 - 1844578
Approvals
IECEE CB Scheme
http://www.iecee.org/
Nominal voltage UN
160 V
Nominal current IN
6A
mm²/AWG/kcmil
0.14-.5
VDE Gutachten mit
Fertigungsüberwachung
DE1-55740
http://www2.vde.com/de/Institut/Online-Service/
VDE-gepruefteProdukte/Seiten/Online-Suche.aspx
Nominal voltage UN
160 V
Nominal current IN
6A
mm²/AWG/kcmil
0.14-.5
40042389
EAC
B.01687
cULus Recognized
http://database.ul.com/cgi-bin/XYV/template/LISEXT/1FRAME/index.htm
E60425-19920306
B
C
Nominal voltage UN
150 V
50 V
Nominal current IN
6A
6A
mm²/AWG/kcmil
26-20
26-20
Accessories
Accessories
Cable end sleeve
Ferrule - A 0,25- 7 - 3202478
Ferrule, length: 7 mm, color: silver
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Printed-circuit board connector - DFMC 0,5/ 2-ST-2,54 - 1844578
Accessories
Ferrule - A 0,34- 7 - 3009202
Ferrule, length: 7 mm, color: silver
Crimping tool
Crimping pliers - CRIMPFOX 6 - 1212034
Crimping pliers, for ferrules without insulating collar according to DIN 46228 Part 1 and ferrules with insulating collar
according to DIN 46228 Part 4, 0.25 mm² ... 6.0 mm², lateral entry, trapezoidal crimp
Labeled terminal marker
Marker card - SK 2,54/2,8:FORTL.ZAHLEN - 0804853
Marker card, Card, white, labeled, Horizontal: consecutive numbers 1 ... 10, 11 ... 20, etc. up to 91 ... 99, mounting type:
adhesive, for terminal block width: 2.54 mm, lettering field size: 2.54 x 2.8 mm
Screwdriver tools
Screwdriver - SZS 0,4X2,0 - 1205202
Micro screwdriver, bladed, size: 0.4 x 2.0 x 60 mm, 2-component grip, with non-slip grip and twist cap
Additional products
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Printed-circuit board connector - DFMC 0,5/ 2-ST-2,54 - 1844578
Accessories
Printed-circuit board connector - DMC 0,5/ 2-G1-2,54 P20THR R24 - 1844727
PCB headers, nominal current: 6 A, rated voltage (III/2): 160 V, nominal cross section: 0.5 mm², number of positions:
2, pitch: 2.54 mm, color: black, contact surface: Gold, mounting: THR soldering, solder pin [P]: 2 mm, Sample values
available under SAMPLE DMC...
Printed-circuit board connector - DMCV 0,5/ 2-G1-2,54 P20THR R32 - 1844879
PCB headers, nominal current: 6 A, rated voltage (III/2): 160 V, nominal cross section: 0.5 mm², number of positions:
2, pitch: 2.54 mm, color: black, contact surface: Gold, mounting: THR soldering, solder pin [P]: 2 mm, Sample values
available under SAMPLE DMC...
Printed-circuit board connector - DMC 0,5/ 2-G1-2,54 SMD R24 - 1845027
PCB headers, nominal current: 6 A, rated voltage (III/2): 160 V, nominal cross section: 0.5 mm², number of positions: 2,
pitch: 2.54 mm, color: black, contact surface: Gold, mounting: SMD soldering, pin layout: Linear pad geometry, solder pin
[P]: 2 mm, Sample values available under SAMPLE DMC...
Printed-circuit board connector - DMCV 0,5/ 2-G1-2,54 SMD R32 - 1845179
PCB headers, nominal current: 6 A, rated voltage (III/2): 160 V, nominal cross section: 0.5 mm², number of positions: 2,
pitch: 2.54 mm, color: black, contact surface: Gold, mounting: SMD soldering, pin layout: Linear pad geometry, solder pin
[P]: 2 mm, Sample values available under SAMPLE DMC...
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