microHELIX Test Probes your fine-pitch connection

Model 600262 Test Probe



Model 600262 HELIX

Ordering Part Number 600262
Descrpitive Model Name S500*3800/900/30@450/S1300s/S0a
material tube & spring (body): 304SS
Plunger: SS20AP tool steel
i/o end: 304SS
length body: 3800 �m (0.150 inches)
plunger: 1300 �m (0.051 inches)
Length Over All (LOA) 5,10 mm (0.201 inches)
Alternate Lengths in S500 Series
(HELIX probes with 20 mill diameter)
 3,05 mm LOA, S500*2440-P1 Group
 3,80 mm LOA, S500*3000-P1 Group
 5,10 mm LOA, S500*3800-P1 Group
 7,10 mm LOA, S500*4500-P2 Group
 8,10 mm LOA, S500*5500-P2 Group
 8,25 mm LOA, S500*6350-P1 Group
 10,15 mm LOA, S500*6350-P2 Group
 10,40 mm LOA, S500*6600-P1 Group
diameter body: 508 µm (0.020 inches)
plunger: 356 µm (0.014 inches)
i/o end: 508 µm (0.020 inches)
i/o contact: 275 µm (0.011 inches;)
plunger tip shape: sharp, 90° cone plunger tip
alternate plunger tip shapes round, Model 600263
flat, Model 600264,
4-point crown, Model 600303
i/o contact: annular ring, 13 µm width i/o end
alternate i/o contact in S500*3800-P1 Group i/o end 600551, S-635a
spring type rectangular helix integral to tube
spring force 30 grams (1.1 oz) at 450  �m
alternate force Model 600253 (90g@350 µm)
spring compliance 900 �m (0.035") maximum
450 µm (0.018 inches) recommended
plating body: 35 µinches Type II Gold
plunger: 35 µinches Type II Gold
For other plating, contact AlphaTest.
lubricant between plunger and probe body none: gold on gold wiping contact
probe resistance < 30 milliohms
μHELIX® spring life > 106 cycles at recommended compliance
installed pointing accuracy drill accuracy �20 �m (0.0008")
probe-guide drill size #74; 572 �m (0.0225")
plunger-guide drill size 1/64"; 397 �m (0.0156")

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