component
3557
Public Made by Adomby adom
Keystone Electronics Fuseholders, THT, P=3.4mm. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
Made with KiCad 10.0 · needs KiCad 10.0 or later to open · KiCad file format 20251024
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3557
Keystone Electronics · Fuseholders · THT, P=3.4mm
3557 from Keystone Electronics, in a THT, P=3.4mm. 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 | LEG_1 | passive | First through-hole leg of the fuse clip, 0.016 in [0.41 mm] thick tin-nickel-plated brass, extending .150 [3.81] below the body into a .063 [1.60] dia. hole at 3.40 mm pitch from the other leg. |
| 2 | LEG_2 | passive | Second through-hole leg of the fuse clip, 0.016 in [0.41 mm] thick tin-nickel-plated brass, extending .150 [3.81] below the body into a .063 [1.60] dia. hole at 3.40 mm pitch from the other leg. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Keystone Electronics |
| Package | THT, P=3.4mm |
| Category | Circuit Protection |
| Pins | 2 |
CAD (KiCad official)
- Symbol:
3557 - Footprint:
Adom_Gen:Keystone_Electronics_3557 - 3D model: THT, P=3.4mm (KiCad packages3D, STEP)
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Keystone Electronics datasheet (1 pp, sha256
a97d2bf27d91b88c, retrieved 2026-11-05, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(vision), consensusclaude-opus-5-5(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).