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JK-SMD0805-150L-12
Public Made by Adomby adom
Jinrui Electronic Materials Co Resettable Fuses, 0805. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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Contents
README
markdownJK-SMD0805-150L-12
Jinrui Electronic Materials Co · Resettable Fuses · 0805
JK-SMD0805-150L-12 from Jinrui Electronic Materials Co, in a 0805. 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 | First terminal of the non-polarized PPTC (tin-plated nickel-copper); series element rated 12 V VMAX, 50 A IMAX, 1.5 A hold / 3.0 A trip current. |
| 2 | 2 | passive | Second terminal of the non-polarized PPTC (tin-plated nickel-copper); series element rated 12 V VMAX, 50 A IMAX, 1.5 A hold / 3.0 A trip current. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Jinrui Electronic Materials Co |
| Package | 0805 |
| 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 |
|---|---|---|---|---|---|---|---|
| Maximum time-to-trip | 1 | s | At 8.0 A, VMAX, 25℃ | 2 | |||
| Initial resistance (minimum) | RiMIN | 0.008 | Ω | In still air at 25℃, prior to tripping | 2 | ||
| Maximum device resistance | R1MAX | 0.065 | Ω | Measured one hour post reflow | 2 | ||
| Trip current | IT | 3 | A | 25℃ still air; minimum current at which device trips | 2 | ||
| Maximum voltage (rated) | VMAX | 12 | V | Maximum continuous voltage device can withstand without damage at rated current | 2 | ||
| Maximum fault current | IMAX | 50 | A | At rated voltage | 2 | ||
| Passive aging resistance change | -10 | 10 | % | 85℃, 1000 hours | 4 | ||
| Humidity aging resistance change | -5 | 5 | % | 85℃/85%RH, 100 hours | 4 | ||
| Thermal shock resistance change | -30 | % | MIL-STD-202 Method 107G, +85℃/-40℃, 20 times | 4 | |||
| Operating temperature | -40 | 85 | ℃ | 1 | |||
| Storage maximum ambient temperature | 40 | ℃ | Storage | 7 | |||
| Storage maximum relative humidity | 70 | % | Storage | 7 | |||
| Peak classification temperature | TP | 260 | ℃ | Pb-free reflow profile | 5 | ||
| Time within 5℃ of peak temperature | tP | 30 | s | Pb-free reflow profile, maximum | 5 | ||
| Average ramp up rate | 3 | ℃/s | TsMAX to Tp, Pb-free reflow | 5 | |||
| Ramp down rate | 3 | ℃/s | Pb-free reflow | 5 | |||
| Hold current | IH | 1.5 | A | 30 min at IH, 25℃ still air, no trip | 2 | ||
| Typical power dissipation | PD | 0.7 | W | 25℃ still air | 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 |
|---|---|---|---|---|
| contacts | copper | tin | Terminal Materials Tin-Plated Nickle-copper | 4 |
CAD (KiCad official)
- Symbol:
JK-SMD0805-150L-12 - Footprint:
Fuse:Fuse_0805_2012Metric - 3D model: 0805 (KiCad packages3D, STEP)
- 3D model files:
jk-smd0805-150l-12-etched.step/jk-smd0805-150l-12-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);jk-smd0805-150l-12.step/jk-smd0805-150l-12.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Jinrui Electronic Materials Co datasheet (8 pp, sha256
2218f228c24be1a9, retrieved 2026-10-18, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-sonnet-5-5(text+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).