AlphaTest μHELIX® Test Probes
Series S200, S300, S400, and S500 Series fine-pitch, spring-loaded, compliant, electrical contact probes
Test Probes for fine-pitch applications: CSP, BGA, SiP, SoC, flex-circuits, micro pcb, sub-mm center-to-center spacing, half mm, quarter mm spacing. Excellent for use in sockets, fixtures, and contactors for semiconductor testing and in coaxial installations.
Probe Group
Data Sheets |
Diameter |
Minimum Centers |
Body Length |
Plunger Length |
Pin2 Length |
Length Overall |
| micron | inches |
micron | inches |
micron | inches |
micron | inches |
micron | inches |
micron | inches |
| S500*2440-P1 |
508 |
(.020) |
592 |
(.023) |
2440 |
(.096) |
610 |
(.024) |
|
3050 |
(.120) |
| S500*3000-P1 |
508 |
(.020) |
592 |
(.023) |
3000 |
(.118) |
800 | (.031) |
|
3800 |
(.150) |
| S500*3800-P1 |
508 |
(.020) |
592 |
(.023) |
3800 |
(.150) |
1300 | (.051)
|
5100 | (.252) |
| S500*3800-P2 |
508 |
(.020) |
592 |
(.023) |
3800 |
(.150) |
1300 |
(.051) |
1300 |
(.051) |
6400 |
(.252) |
| S500*4500-P2 |
508 |
(.020) |
592 |
(.023) |
4500 |
(.177) |
1300 |
(.051) |
1300 |
(.051) |
7100 |
(.280) |
| S500*5500-P1 |
508 |
(.020) |
592 |
(.023) |
5500 |
(.217) |
1300 |
(.051) |
|
6800 |
(.268) |
| S500*5500-P2 |
508 |
(.020) |
592 |
(.023) |
5500 |
(.217) |
1300 |
(.051) |
1300 |
(.051) |
8100 |
(.319) |
| S500*6350-P1 |
508 |
(.020) |
592 |
(.023) |
6350 |
(.250) |
1900 |
(.075) |
|
8250 |
(.325) |
| S500*6350-P2 |
508 |
(.020) |
592 |
(.023) |
6350 |
(.250) |
1900 |
(.075) |
1900 |
(.075) |
10150 |
(.400) |
| S500*6600-P1 |
508 |
(.020) |
592 |
(.023) |
6600 |
(.260) |
3800 |
(.150) |
|
10,400 |
(.409) |
| S400*2440-P1 |
406 |
(.016) |
477 |
(.0188) |
600 |
(.250) |
2440 |
(.096) |
|
3000 |
(.118) |
| S400*3800-P1 |
406 |
(.016) |
477 |
(.0188) |
3800 |
(.150) |
1300 |
(.250) |
|
5100 |
(.201) |
| S400*3800-P2 |
406 |
(.016) |
477 |
(.0188) |
3800 |
(.150) |
1300 |
(.051) |
1300 |
(.051) |
6400 |
(.252) |
| S400*4500-P2 |
406 |
(.016) |
477
| (.0188) |
4500 |
(.177) |
1300 |
(.051) |
1300 |
(.051) |
7100 |
(.280) |
| S400*6350-P1 |
406 |
(.016) |
477 |
(.0188) |
6350 |
(.250) |
1900 |
(.075;) |
|
8250 |
(.325) |
| S400*6350-P2 |
406 |
(.016) |
477 |
(.0188) |
6350 |
(.250) |
1900 |
(.075) |
1900 |
(.075) |
10150 |
(.400) |
| S300*2050-P1 |
304 |
(.012) |
363 |
(.0143) |
2050 |
(.081;) |
450 |
(.0177) |
|
2500 |
(.098;) |
| S300*2300-P1 |
304 |
(.012) |
363 |
(.0143) |
2300 |
(.091) |
1000 |
(.150) |
|
3300 |
(.130) |
| S300*3800-P1 |
304 |
(.012) |
363 |
(.0143) |
3800 |
(.150) |
1300 |
(.051) |
|
5100 |
(.201) |
| S300*3800-P2 |
304 |
(.012) |
363 |
(.0143) |
3800 |
(.150) |
1300 |
(.051) |
|
6400 |
(.252) |
| S200*2300-P1 |
203 |
(.008) |
254 |
(.010) |
2300 |
(.091) |
1000 |
(.039) |
|
3300 |
(.130) |
| S200*2300-P2 |
203 |
(.008) |
254 |
(.010) |
2300 |
(.091) |
1000 |
(.039) |
1000 |
(.039) |
4300 |
(.169) |
| S200*3800-P1 |
203 |
(.008) |
254 |
(.010) |
3800 |
(.150) |
1300 |
(.051) |
|
5100 |
(.201) |