1
JE CONNECTOR
1.25mm pitch/Board-to-board connectors
The JE connector is a compact, board-to-
board connector only 6.8mm high and
3.6mm wide. Its mating part has a 1.25mm
pitch, single row construction. High
contact pressure dual beam fork contacts
are combined with a housing lock
mechanism to ensure a reliable connection.
• A compact design to meet today's needs
• Secure locking and reliable connection
• Box shaped housing
• Easy mounting and no flux problems
Specifications –––––––––––––––––––
• Current rating: 1.0A AC, DC
• Voltage rating: 50V AC, DC
• Temperature range: -25˚C to +85˚C
(including temperature rise in applying
electrical current)
• Contact resistance: Initial value/20m Ωmax.
After environmental testing/40m Ωmax.
• Insulation resistance: 500M Ωmin.
• Withstanding voltage: 500V AC/minute
• Applicable PC board thickness: 1.6mm
* Compliant with RoHS.
* Refer to "General Instruction and Notice when using
Terminals and Connectors" at the end of this catalog.
* Contact JST for details.
Standards ––––––––––––––––––––––
0Recognized E60389
1Certified LR20812
Circuit No.1
φ0.7＋0.1
 0
4.25min 2.0±0.05
1.25±0.05
2.5±0.05 1.2min
Circuit No.1
φ0.7＋0.1
0
0.8min2.0±0.05
1.25±0.05
2.5±0.05 1.2min
Plug Receptacle
Note: 1. Tolerances are non-cumulative:
±
0.05mm for all centers.
2. Hole dimensions differ according to the kind of PC board and piercing
method. The dimensions above should serve as a guideline.
Contact JST for details.
4.4
1.52.0
2.04.252.2
6.8
Daughter board
Mother board
Without stopper
4.4
1.52.0
2.04.252.2
6.8
Daughter board
Mother board
2.2
With stopper
Note: The daughter board should be secured. For details of the securing
method, contact JST.
PC board layout (viewed from soldering side) and Assembly layout
2
JE CONNECTOR
B
A
1.25
4.6
4.43.2
4.25 2.0
4.6
4.43.2
4.25 2.0
0.5
•Without stopper •With stopper
Circuits Model No. Dimensions (mm) Q'ty /
box
AB
Material and Finish
Contact: Brass, tin-plated (reflow treatment)
Housing: Glass-filled PA 66, UL94V-0
Without stopper With stopper
5
7
9
11
13
15
17
19
05PS-JE
07PS-JE
09PS-JE
11PS-JE
13PS-JE
15PS-JE
17PS-JE
19PS-JE
05PSL-JE
07PSL-JE
09PSL-JE
11PSL-JE
13PSL-JE
15PSL-JE
17PSL-JE
19PSL-JE
5.0
7.5
10.0
12.5
15.0
17.5
20.0
22.5
7.4
9.9
12.4
14.9
17.4
19.9
22.4
24.9
1,400
1,050
800
700
600
500
450
400
1.25 0.5
A
B
0.5 2.6
5.1
2.2
3.2
2.0
3.6
Circuits Model No. Dimensions (mm) Q'ty /
box
AB
Material and Finish
Contact: Phosphor bronze, copper-undercoated, tin-plated (reflow treatment)
Housing: Glass-filled PA 66, UL94V-0
5
7
9
11
13
15
17
19
05R-JE
07R-JE
09R-JE
11R-JE
13R-JE
15R-JE
17R-JE
19R-JE
5.0
7.5
10.0
12.5
15.0
17.5
20.0
22.5
7.4
9.9
12.4
14.9
17.4
19.9
22.4
24.9
1,000
1,000
1,700
1,400
1,200
1,000
900
800
RoHS compliance This product displays (LF)(SN) on a label.
RoHS compliance
Plug
Receptacle