A2541HWV-4P
Public Made by Adomby adom
CJT Changjiang Connectors Female Headers, 插件,P=2.54mm. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
A2541HWV-4P
CJT Changjiang Connectors · Female Headers · PinSocket_1x04_P2.54mm_Vertical
A2541HWV-4P from CJT Changjiang Connectors, in a PinSocket_1x04_P2.54mm_Vertical. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | 1 | passive | Contact 1; numbering follows the footprint. |
| 2 | 2 | passive | Contact 2; numbering follows the footprint. |
| 3 | 3 | passive | Contact 3; numbering follows the footprint. |
| 4 | 4 | passive | Contact 4; numbering follows the footprint. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | CJT Changjiang Connectors |
| Package | PinSocket_1x04_P2.54mm_Vertical |
| Category | Connectors |
| Pins | 4 |
Electrical characteristics
Limits as printed in the datasheet (page.json metadata.characteristics carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Contact Resistance | 20 | mΩ | 1 | ||||
| Insulation Resistance | 1000 | MΩ | 1 | ||||
| Temperature Range | -40 | 105 | °C | 1 | |||
| Current Rating | 3 | A | AC,DC | 1 | |||
| Voltage Rating | 250 | V | AC,DC | 1 |
Materials and finish
As the datasheet states them (page.json metadata.appearance; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts | Brass | gold | Pin Material:Brass/Gold over Nickel | 1 |
CAD (KiCad official)
- Symbol:
A2541HWV-4P - Footprint:
Connector_PinSocket_2.54mm:PinSocket_1x04_P2.54mm_Vertical - 3D model: PinSocket_1x04_P2.54mm_Vertical (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: CJT Changjiang Connectors datasheet (1 pp, sha256 ``, retrieved 2026-11-06, tier: lcsc)
- Extractor: parts-factory
2.0.0/extract_pins, primaryconnector numbering(convention), consensusoff(agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish. - CAD: KiCad official libraries (CC-BY-SA 4.0).
# A2541HWV-4P
**CJT Changjiang Connectors** · Female Headers · PinSocket_1x04_P2.54mm_Vertical
A2541HWV-4P from CJT Changjiang Connectors, in a PinSocket_1x04_P2.54mm_Vertical. Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model); symbol, footprint, and 3D from KiCad-official CAD.
## Pinout
| Pin | Name | Type | Function |
|---|---|---|---|
| 1 | 1 | passive | Contact 1; numbering follows the footprint. |
| 2 | 2 | passive | Contact 2; numbering follows the footprint. |
| 3 | 3 | passive | Contact 3; numbering follows the footprint. |
| 4 | 4 | passive | Contact 4; numbering follows the footprint. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | CJT Changjiang Connectors |
| Package | PinSocket_1x04_P2.54mm_Vertical |
| Category | Connectors |
| Pins | 4 |
## Electrical characteristics
Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).
| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Contact Resistance | | | | 20 | mΩ | | 1 |
| Insulation Resistance | | 1000 | | | MΩ | | 1 |
| Temperature Range | | -40 | | 105 | °C | | 1 |
| Current Rating | | | | 3 | A | AC,DC | 1 |
| Voltage Rating | | | | 250 | V | AC,DC | 1 |
## Materials and finish
As the datasheet states them (page.json `metadata.appearance`; the 3D model's colours follow it).
| Part | Material | Colour / plating | Datasheet says | Page |
|---|---|---|---|---|
| contacts | Brass | gold | Pin Material:Brass/Gold over Nickel | 1 |
## CAD (KiCad official)
- Symbol: `A2541HWV-4P`
- Footprint: `Connector_PinSocket_2.54mm:PinSocket_1x04_P2.54mm_Vertical`
- 3D model: PinSocket_1x04_P2.54mm_Vertical (KiCad packages3D, STEP)
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [CJT Changjiang Connectors datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8589836882201903104) (1 pp, sha256 ``, retrieved 2026-11-06, tier: lcsc)
- **Extractor:** parts-factory `2.0.0` / `extract_pins`, primary `connector numbering` (convention), consensus `off` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.
- **CAD:** KiCad official libraries (CC-BY-SA 4.0).
[Datasheet PDF](docs/a2541hwv-4p-datasheet.pdf)