component
0501015.WRA
Public Made by Adomby adom
Littelfuse Disposable Fuses, 1206. Unpolarised two-terminal part: the datasheet prints no pin numbers, so pins 1 and 2 follow the library convention, KiCad symbol/footprint/3D.
3D Model
Open in new tab ↗
Loads when you scroll to it. Unloads after 5 minutes in the background.
Symbol & Footprint
Schematic Symbol
Open full view ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
PCB Footprint
Open full view ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
Datasheet
Open in new tab ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
Contents
README
markdown0501015.WRA
Littelfuse · Disposable Fuses · 1206
0501015.WRA from Littelfuse, in a 1206. 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 | Terminal 1 of an unpolarised fuse; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised fuse; either orientation. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Littelfuse |
| Package | 1206 |
| 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 |
|---|---|---|---|---|---|---|---|
| Opening time at 100% of ampere rating (10A-20A), minimum | 4 | hours | 100% of ampere rating, 10A-20A, at 25ºC; minimum | 1 | |||
| Opening time at 350% of ampere rating (10A-20A), maximum | 5 | seconds | 350% of ampere rating, 10A-20A, at 25ºC; maximum | 1 | |||
| Operating temperature | -55 | 150 | ºC | Operating temperature range | 1 | ||
| Continuous operation current (recommended) | 80 | % of rated current | Recommended operation continuously at no more than 80% rated current | 1 | |||
| Max. voltage rating | 32 | V | DC; 15A rated part (AMP code 015.) | 1 | |||
| Interrupting rating (DC) | 150 | A | DC, tested at 32 VDC, time constant <0.5 msec | 1 | |||
| Nominal resistance | 0.0025 | Ohms | Measured with <10% rated current | 1 | |||
| Nominal melting I2t | 39.7 | A2Sec. | Measured at 1 msec opening time | 1 | |||
| Nominal voltage drop at rated current | 0.04843 | V | Measured at rated current after temperature stabilized, fuse on board with 3oz Cu trace | 1 | |||
| Nominal power dissipation at rated current | 0.7265 | W | At rated current | 1 | |||
| Peak temperature (reflow, Pb-free assembly) | TP | 260 | °C | Reflow, Pb-free assembly; do not exceed 260°C | 2 | ||
| Wave soldering time | 10 | seconds | Wave soldering at 260°C, 10 seconds max | 2 |
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 |
|---|---|---|---|---|
| housing | PC | Element Cover Coating: Lead-free Glass Moisture Sensitivity Level IPC/JEDEC J-STD-020, Level 1 | 3 | |
| contacts | tin | Terminations: Ag / Ni / Sn (100% Lead-free) Element Cover Coating: Lead-free Glass | 3 |
CAD (KiCad official)
- Symbol:
0501015.WRA - Footprint:
Fuse:Fuse_1206_3216Metric - 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files:
0501015-wra-etched.step/0501015-wra-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);0501015-wra.step/0501015-wra.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Littelfuse datasheet (3 pp, sha256
3117388d222e9134, retrieved 2026-10-20, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins, primarytwo-terminal convention(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).