This specification covers the production and inspection of the 2.54-5P LT series connector (Pin Header). It is designed for use in various electronic applications requiring reliable connections. The product offers good electrical and mechanical performance, with specific environmental resistance capabilities.
| Item | Requirement | Details |
|---|---|---|
| Electrical Performance | Rated Voltage | 250V DC/AC (rms) |
| Rated Current | 3.0A | |
| Contact Resistance | ≤20 mΩ | |
| Insulation Resistance | ≥1000MΩ | |
| Dielectric Strength | 1000V AC/minute | |
| Working Temperature | -25°C to +85°C | |
| Mechanical Performance | Male Contact Retention Force | ≥10N per pin |
| Female Contact Retention Force | ≥10N per pin | |
| Plug-in Force | ≤3N per pin | |
| Plug-out Force | ≥0.5N per pin | |
| Endurance Characteristics | Soldering Rest (Time/Temp/Area) | 2.5±0.5S / 260±5°C / ≥95% |
| Resistance to Soldering Heat (Time/Temp/Appearance) | 5±1S / 260±5°C / No Damage | |
| Heat Test (Time/Temp/Appearance/Contact Resistance) | 96h / +85±3°C / No Damage / ≤20 mΩ | |
| Environmental Performance | Cold Test (Time/Temp/Appearance/Contact Resistance) | 48h / -25±3°C / No Damage / ≤20 mΩ |
| Temperature Cycling (Cycles/Temp Range/Condition) | 5 cycles / -25±3°C to +85±3°C / Normal Condition for 30 min | |
| Constant Humidity (Temp/RH/Time/Appearance/Insulation Resistance) | 60±2°C / 90%-96% RH / 96h / No Damage / ≥100 MΩ | |
| Salt Spray Test (Salt Conc./Temp/Time/Appearance/Contact Resistance) | 5±1% / 35±2°C / 16±2h / No Damage / ≤20 mΩ | (Details on sample preparation and measurement included in source) |
| Applicable PC Board Thickness | 1.2mm ~ 1.6mm | |
| Applicable Wire Gauge | AWG#26 ~ #22 |