Model 600172 µHELIX® Test Probes
| Ordering Part Number | 600172 |
| Descriptive Model Name | S200*3800/700/20@350/S1300s.Au/S0a.Au |
| material | body (tube/coil component): 304SS plunger: SS20AP Steel i/o end: 304SS |
| length | body: 3800 µm (0.15 inches) plunger: 1300 µm (0.051 inches) i/o end: 0 µm (0 inches) |
| Length Over All (LOA) | 5100 µm (0.201 inches) |
| alternate lengths | See Probe Group S200*3800-P1 or contact AlphaTest |
| diameter | body: 203 µm (0.008 inches) plunger: 140 µm (0.006 inches) i/o end: 203 µm (0.008 inches) |
| plunger tip shape | sharp (90° cone) |
| i/o end tip shape | annular |
| alternate plunger tip shapes | See Probe Group S200*3800-P1 or contact AlphaTest |
| alternate i/o end tip shapes | See Probe Group S200*3800-P1 or contact AlphaTest |
| spring type | rectangular helix integral to tube |
| spring force | 20 grams at 350 µm (0.7 oz @ 0.014 inches) |
| spring compliance | 700 µm (0.028 inches) maximum 350 µm (0.014 inches) recommended |
| plating | body: 35 µinches Type II Gold plunger: 35 µinches Type II Gold i/o end: 35 µinches Type II Gold Contact AlphaTest for other plating. |
| lubricant | none: gold on gold wiping contact |
| probe resistance | < 150 milliohms |
| µHELIX® spring life | > 106cycles at recommended compression |
| installed pointing accuracy | drill accuracy ±20 µm (0.0008 inch) |
| INSTALLATION NOTES: | |
| probe-guide drill size | #88; 241 µm (0.0095 inches) |
| plunger-guide drill size | #96; 160 µm (0.0063 inches) |
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