Molex Welcome Connectors Interconnects electrical,electronic, fiber optic and industrial compone...e, Switch, Socket, PCMCIA, Cable, SIMM, DIMM, PLCC, I/O, Input/output, Microminature, industrial
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Datasheet
Board-to-Board
2.54mm (.100") KK® Bottom Entry, Receptacle - KK® Right Angle, Flat, Breakaway Header
4455b:42376
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Status
PCB Orientation
Pitch / Center Spacing
Circuits / Positions
Mated Height (H)
Mated Width (W)
Rows
Polarized to Mating Part
Lock to Mating Part
Designed In
Temperature Range
Plating Contact
Durability [cycles]
Current-max [amps]
Voltage-max [volts]
Contact Resistance [ohms]
Withstanding Voltage
Insulation Resistance [ohms]
Mating Force-max. (per circuit)
Unmating Force-min. (per circuit)
Receptacle - Orientation
Receptacle - Mounting
Receptacle - PCB Thickness
Receptacle - Surface Mount Compatible
Receptacle - Polarized to PCB
Receptacle - PCB Retention
Receptacle - Stagger Tails
Receptacle - Product Specification
Receptacle - Packaging
Receptacle - UL File No.
Receptacle - CSA File No.
Receptacle - Housing Material
Receptacle - Flammability
Receptacle - Contact
Header - Orientation
Header - Mounting
Header - PCB Thickness
Header - Surface Mount Compatible
Header - Polarized to PCB
Header - PCB Retention
Header - Stagger Tails
Shrouded
Breakaway
Pin Header
Pin Size
Header - Product Specification
Header - Packaging
Active
Right Angle
2.54mm (.100")
2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25
2.49mm (.098")
2.29mm (.090")
1
Yes, No
None
Inches
0°C to +75°C
Gold (Au), Tin (Sn)
25
Male Header 42376
2.5A
250V
20 milliohms max.
1500V
50,000 Megohms min.
2.0N (0.45 lb)
0.6N (0.13 lb)
Bottom Entry
Through Hole
1.60mm (.063")
No
No
*
No
PS-10-07
Tray
E29179
LR19980
Nylon
UL 94V-0
Brass
Right Angle
Through Hole
1.60mm (.063")
Yes
No
None
No
No
Yes
Yes
0.64mm (.025") Square
PS-10-07
Bag
q
q
q
q
q
q
q
q
q
Help
Female Receptacle 4455b
Features and Benefits
Receptacle:
Sizes 2 to 25 circuits
End-to-end stackable
Mating header must be long enough to
accommodate board thickness
See 42625 Series for high temperature
version
q
Header:
Sizes 2 to 36 circuits
Surface mount compatible
Available with kinked PC tails
.361 and .405" standard mating lengths
Tin and 15 or 30µ" Gold plating
Voids optional
Molex Welcome Connectors Interconnects electrical,electronic, fiber optic and industrial compone...e, Switch, Socket, PCMCIA, Cable, SIMM, DIMM, PLCC, I/O, Input/output, Microminature, industrial
Header - UL File No.
Header - CSA File No.
Header - Housing Material
Header - Color
Header - Flammability
Header - Contact
Application Tooling
Product Name
Molex Series
Marketing Series and Version
E29179
LR19980
Polyester, Glass-filled
Black
UL 94V-0
Phosphor Bronze
Cutting Tools for Breakaway Headers
KK®
4455b, 42376
4455, 42376
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