HPA-50 High-Performance Short Travel Probe

HPA-50
High-Performance
Short Travel Probe
Test Center .050 (1.27)

Probe Specifications
Mechanical
Full Travel:	.050 (1.27)
Recommended Working Travel:	.050 (1.27)
Mechanical Life Exceeds:	1 x 10⁶ cycles

Operating Temperature	-55°C to +105°C
Consult factory for other temperature requirements, and applications below -40°

Electrical (Static Conditions)
Current Rating:	3 amps
Maximum continuous current, non-inductive at working travel

Probe Resistance	35 milliohms
With a standard deviation of <4 milliohms @ 25 mA test current

Materials and Finishes
Plunger:	Heat-treated beryllium copper, gold plated over hard nickel
Barrel:	Work-hardened phosphor bronze, HPA-GOLD" plated (I.D. and O.D.) over hard nickel
Spring:	Music wire, gold plated

Receptacle Specifications
Mounting Hole Size:	.035/.0365 (0.89/0.93)
A #64 or 0.92 mm drill is most commonly used

Recommended Wire Gauge:	28-30 AWG

Connections:	SPR-0W Crimp (To order with 30 inches of 28 AWG wire attached, add -28 to model number. For 30 AWG wire, add -30 to model number.) SPR-0W-1 Solder cup SPR-0W-4 FASTITE® wire termination (30 AWG only), maximum insulation diameter = .019 (0.48), wire strip length = .125 (3.2) DS-62-1 Insulation sleeve (use with SPR-0W-4) FWA-1-30 30 AWG wire with DS-62-1 insulation sleeve attached

Materials and Finishes	Work-hardened nickel silver, gold plated over hard nickel

One DS-62-1 sleeve is provided with each SPR-0W-4 receptacle at no charge. If additional quantities are required, please contact the factory for pricing and delivery.
The HPA-50 may be used to test bare PCBs on mixed test centers with the SPA-64 and HPA-52 probes.

Tips (top)

Spring Force (top)

Spring Force in 0z. (grams)
Spring Type	Preload	Full Travel
HPA-50	1.55 (44)	3.2 (91)

Connectors (top)

How to Order (top)

For each probe, specify the probe model and tip style as shown in the example below. If required, specify the optional non-standard spring force.

Example:

Order Form