Part Information Review and Validation
Table
| Field | Current project data | Datasheet cross-check | Status |
|---|---|---|---|
| MPN | 691313510003 | Matches Würth order code 691313510003 | ✅ |
| Manufacturer | Würth | Matches Würth Elektronik | ✅ |
| Description | WR-TBL Terminal block, Series 313, 5.08 mm pitch, closed horizontal PCB header, 3 positions | Matches datasheet summary | ✅ |
| Part type | Connector | Consistent with datasheet | ✅ |
| Mount | Through Hole | Matches THT header | ✅ |
| Position count / pin count | 3 terminals in schematic and 3 pads in footprint | Datasheet says 3 pins | ✅ |
| Package / style | Through-hole closed horizontal header, package style Box | Consistent | ✅ |
| Pitch | Not explicitly stored as a project property | Datasheet says 5.08 mm | ℹ️ metadata gap |
| Datasheet URL | Present in project properties | Valid Würth datasheet | ✅ |
Table
| Spec | Value |
|---|---|
| Series | WR-TBL Series 313 |
| Positions | 3 |
| Pitch | 5.08 mm |
| Rated current | 20 A |
| Working voltage | 300 V AC |
| Withstanding voltage | 1600 V AC (cULus), 2500 V AC (VDE), 1 min |
| Contact resistance | 20 mΩ max |
| Wire size | 24 to 12 AWG / 0.2 to 3.3 mm² |
| Operating temperature | -40 to +105 °C |
| Insulator material | PA66 |
| Flammability | UL94 V-0 |
| Contact material | Brass |
| Plating | Tin |
| Soldering | Wave soldering |
| Color | Green |
Table
| Check | Finding | Status |
|---|---|---|
| Terminal count | Schematic contains three terminal components: 1, 2, 3 | ✅ |
| Pin numbering | Terminal properties are numbered 1, 2, 3 | ✅ |
| Pin descriptions | No explicit pin descriptions are populated; schematic pin entries show undefined | ⚠️ |
| Logical mapping | For this connector, the datasheet does not provide distinct functional pin names beyond pole numbering, so simple numbering is acceptable | ✅ |
Table
| Check | Footprint data | Datasheet | Status |
|---|---|---|---|
| Pad count | 3 pads | 3 pins | ✅ |
| Pad numbering | 1, 2, 3 | End-to-end numbering implied by drawing | ✅ |
| Pad pitch | Pads at 0 / 5.08 / 10.16 mm | 5.08 mm pitch, 10.16 mm outer spacing | ✅ |
| Drill size | 1.6 mm | Recommended hole Ø 1.6 ±0.10 mm | ✅ |
| Body length | Footprint outline spans 17.24 mm | Datasheet L = 17.24 mm | ✅ |
| Body height | Footprint outline spans 12 mm | Datasheet shows 12 ±0.30 mm | ✅ |
| 3D model | STEP model attached | Helpful for mechanical validation | ✅ |
Table
| Item | Finding | Severity |
|---|---|---|
| Pin descriptions | No explicit per-pin descriptions are filled in the schematic metadata | Low |
| Missing structured properties | Useful datasheet-backed properties like pitch, rated current, working voltage, wire size, and temperature range are not currently stored as explicit project properties | Low |