# 0603T1A750032R

**Walter Elec** · Disposable Fuses · 0603

0603T1A750032R from Walter Elec, in a 0603. 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 | Fuse terminal electrode (Cu/Ni/Sn), non-polarized and interchangeable with the other terminal; rated 32 VDC with 50 A breaking capacity. |
| 2 | 2 | passive | Fuse terminal electrode (Cu/Ni/Sn), non-polarized and interchangeable with the other terminal; rated 32 VDC with 50 A breaking capacity. |

## Key specifications

| Parameter | Value |
|---|---|
| Manufacturer | Walter Elec |
| Package | 0603 |
| Category | Circuit Protection |
| Pins | 2 |

## Electrical characteristics

Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).

| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |
|---|---|---|---|---|---|---|---|
| Breaking capacity (interrupting rating) |  |  |  | 50 | A | V=32VDC; rated current range 1.0A~6.0A (printed as breaking capacity test) | 5 |
| Rated voltage |  |  |  | 32 | VDC | Rated voltage 032V (ordering table) | 3 |
| Rated current |  |  | 1.75 |  | A | Rating current code 1A75 decoded from MPN (1.75 A); listed in UL file E56092 for 32Vdc | 12 |
| Operating temperature |  | -55 |  | 150 | ℃ | Operating temperature range | 7 |
| Soldering temperature |  | 220 |  |  | ℃ | Soldering, max. 60 sec | 8 |
| Maximum reflow temperature |  |  | 260 |  | ℃ | Maximum temperature 260±5℃, max. 10 sec | 8 |
| Rework temperature (hot air) |  |  | 350 |  | ℃ | Hot air rework equipment, 3~5 seconds | 8 |

## CAD (KiCad official)

- Symbol: `0603T1A750032R`
- Footprint: `Fuse:Fuse_0603_1608Metric`
- 3D model: 0603 (KiCad packages3D, STEP)
- 3D model files: `0603t1a750032r-etched.step` / `0603t1a750032r-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `0603t1a750032r.step` / `0603t1a750032r.glb` are the bare package body.

## Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

- **Datasheet:** [Walter Elec datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588906536198815744) (12 pp, sha256 `d57357a7f409caed`, retrieved 2026-10-18, tier: lcsc)
- **Datasheet language:** Chinese. Pin names, descriptions, and specs on this page were extracted and translated to English by ds2sf; the linked PDF is the manufacturer original.
- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-sonnet-5-5` (text+vision), consensus `claude-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).

[Datasheet PDF](docs/0603t1a750032r-datasheet.pdf)