Electroformed Probe Pins
XP3B
Highly Reliable Electroformed Probe Pins.
Outer spring type.
• Plunger structure to ensure stable contact.
• High durability due to the smooth end surfaces achieved
with electroforming.
■Feature
●Plunger
structure to ensure stable contact.
Standard Probe Pin
Upper machined
plunger
Tube
Electroformed Probe Pin
Upper
electroformed
plunger
●Plunger
structure ensures stable and constant plunger
contact.
Spring
Spring
Lower machined
plunger
(Cross-section
diagram)
Conductive Path
Upper plunger
Tube
Lower plunger
Lower
electroformed
plunger
Contact
sections
Conductive Path
Upper plunger
Lower plunger
(Contact Sections
Enlarged)
●Plunger
Tip Shapes.
Plunger tip shapes other than those shown below can also be
manufactured.
D
R
S
■Usage
Example
Device
Solder ball
IC test socket
Electroformed probe
PCB
1
XP3B
■Model
Number List
XP3B-@@@@-@@@@-@-@/@
− −− −− − − −
1
2
3
4
5
6
7
8
2 Diameter
4 Upper contact length
3 Overall length
5 Lower contact length
1
Series
2
Diameter
3
Overall length
4
Upper contact
length
5
Lower contact
length
6
Plating specification
7
Upper contact
shape
8
Lower contact
shape
D
38
0.38 dia.
D
29
2.85 mm
50
0.5 mm
50
0.5 mm
S
S
XP3B
30
0.30 dia.
1
Gold
R
R
30
0.30 dia.
12
1.18 mm
30
0.3 mm
15
0.15 mm
S
S
■
Ratings and Specifications
Diameter
Model
Rated current
Contact force
Recommended stroke
Maximum stroke
Contact resistance
Mechanical durability
50 mΩ max.
33 gf
0.4 mm
0.5 mm
60 mΩ max.
1,000,000 operations min.
0.38 dia.
XP3B-3829-5050-1-@/@
2A
25 gf
0.30 dia.
XP3B-3029-5050-1-@/@
0.30 dia.
XP3B-3012-3015-1-@/@
2A
8 gf
0.2 mm
0.25 mm
100 mΩ max.
■
Materials and Finish
Plunger
Spring
Nickel alloy/gold plating
SWP/gold plating
2
XP3B
XP3B-38
0.38 Diameter for 0.5-mm Pitch
■Dimensions
0.09
(Unit: mm)
■Recommended
Mounting Dimensions
0.35
Upper contact
length protrusion
0.41 dia.
0.23 dia.
(Unit: mm)
0.2
0.5
2.85
1.85
0.5
0.2
0.38 dia.
0.09
0.23 dia.
0.1
Lower contact
length protrusion
0.5
■Ordering
Information
Upper contact shape
Lower contact shape
D
Model
XP3B-3829-5050-1-D/D
Minimum ordering quantity (pieces)
D
R
XP3B-3829-5050-1-D/R
S
XP3B-3829-5050-1-D/S
R
R
XP3B-3829-5050-1-R/R
50
R
S
S
XP3B-3829-5050-1-S/R
XP3B-3829-5050-1-S/S
Note: Either upper or lower contact can be set for contact with the inspection target.
3
XP3B
XP3B-30
0.30 Diameter for 0.4-mm Pitch
■Dimensions
0.06
0.2
(Unit: mm)
■Recommended
Mounting Dimensions
0.35
Upper contact
length protrusion
0.33 dia.
0.23 dia.
(Unit: mm)
0.5
2.85
1.85
0.5
0.2
0.3 dia.
0.09
0.23 dia.
0.1
Lower contact
length protrusion
0.4
■Ordering
Information
Upper contact shape
Lower contact shape
D
Model
XP3B-3029-5050-1-D/D
Minimum ordering quantity (pieces)
D
R
XP3B-3029-5050-1-D/R
S
XP3B-3029-5050-1-D/S
D
XP3B-3029-5050-1-R/D
R
R
XP3B-3029-5050-1-R/R
50
S
XP3B-3029-5050-1-R/S
D
XP3B-3029-5050-1-S/D
S
R
XP3B-3029-5050-1-S/R
S
Note: Set the lower contact for contact with the inspection target.
XP3B-3029-5050-1-S/S
4
XP3B
XP3B-3012
0.30 Diameter for High-frequency Applications
■Dimensions
(Unit: mm)
■Recommended
Mounting Dimensions
(Unit: mm)
0.08
0.3
0.2
0.2
Upper contact
length protrusion
0.33 dia.
0.23 dia.
1.18
0.73
0.15
0.2
0.3 dia.
0.120
0.23 dia.
0.05
Lower contact
length protrusion
0.4
■Ordering
Information
Upper contact shape
Lower contact shape
Model
Minimum ordering quantity (pieces)
D
XP3B-3012-3015-1-D/S
S
50
S
XP3B-3012-3015-1-S/S
Note: Set the lower contact for contact with the inspection target.
Insertion Loss
0
1
Insertion Loss [dB]
S21
S12
Return loss
0
5
Return loss [dB]
10
15
20
25
30
35
40
45
S22
S11
2
3
4
5
6
7
8
0
10
20
Frequency [GHz]
30
40
0
10
20
Frequency [GHz]
30
40
5
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