Technical data
| General | |
|---|---|
| Structure | Basic Contact Probe |
| Type/family | HCF773 |
| Pitch (mm/mil) | 3,50 / 138 |
| Temperature | -45°C...+200°C |
| Dimensions | |
|---|---|
| Total length (mm) | 27.3 |
| Protrusion height (mm) | 10.3 |
| Tip style diameter (mm) | 3 |
| Barrel diameter (mm) | 2.65 |
| Collar diameter (mm) | 3 |
| Press ring diameter (mm) | 3 |
| Materials and surfaces | |
|---|---|
| Tip style | 12 |
| Tip style material | Silver |
| Tip style plating | Uncoated |
| Plunger material | Beryllium copper |
| Plunger plating | Gold |
| Barrel material | Brass |
| Barrel plating | Gold |
| Spring material | High-grade steel |
| Spring plating | Uncoated |
| Mechanical specifications | |
|---|---|
| Preload (cN) | 60 |
| Spring force (cN) | 300 |
| Nominal travel (mm) | 4 |
| Maximum travel (mm) | 5 |
| Pointing accuracy +/- (mm) | 0.1 |
| Electrical specifications | |
|---|---|
| Continuous current (A) | 30 |
| Typical contact resistance (mOhm) | 8 |
Graphics
Beschreibung des Produkts
The High Current Probe HCF77312A300U300 (item number 1159667) is designed for safe transmission of high electrical currents in test and contacting applications. HCF77312A300U300 focuses on current capacity and low transition losses, as required in battery testing, formation and other e-mobility applications. For HCF77312A300U300, contact resistance, contact force and thermal behavior must be considered together because they influence voltage drop and temperature rise at the contact point. The intended application area for HCF77312A300U300 includes power-electronics testing. HCF77312A300U300 is rated for 30 A continuous current with a typical contact resistance of 8 mΩ. For HCF77312A300U300, spring force is 300 cN at a nominal travel of 4 mm.