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JK-mSMD150-16
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Jinrui Electronic Materials Co Resettable Fuses, 1812. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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JK-mSMD150-16
Jinrui Electronic Materials Co · Resettable Fuses · 1812
JK-mSMD150-16 from Jinrui Electronic Materials Co, in a 1812. 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 pad 1 of the two-terminal non-polarized PTC resettable fuse (Ihold 1.50A, Itrip 3.00A, Umax 16.0Vdc, Imax 100A); the drawing shows no pin marking and the device is symmetric. |
| 2 | 2 | passive | Terminal pad 2 of the two-terminal non-polarized PTC resettable fuse (Ihold 1.50A, Itrip 3.00A, Umax 16.0Vdc, Imax 100A); the drawing shows no pin marking and the device is symmetric. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Jinrui Electronic Materials Co |
| Package | 1812 |
| 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 operating voltage (Umax) | Umax | 16 | Vdc | 4 | |||
| Maximum fault current (Imax) | Imax | 100 | A | 4 | |||
| Hold current (Ihold) | Ihold | 1.5 | A | @25°C | 4 | ||
| Trip current (Itrip) | Itrip | 3 | A | @25°C | 4 | ||
| Minimum device resistance prior to tripping (Rimin) | Rimin | 0.04 | Ω | Prior to tripping, 25°C | 4 | ||
| Maximum device resistance one hour post reflow (R1max) | R1max | 0.16 | Ω | One hour post reflow | 4 | ||
| Time to trip | 0.5 | s | Current 8.0 A, Vmax, 25°C | 4 | |||
| Operating temperature | -40 | 85 | °C | 1 | |||
| Passive aging resistance change | -10 | 10 | % | 85°C, 1000 hours | 5 | ||
| Humidity aging resistance change | -5 | 5 | % | 85°C/85%RH, 1000 hours | 5 | ||
| Thermal shock resistance change (typical) | -30 | % | MIL-STD-202 Method 107G, +85°C/-40°C, 20 times | 5 | |||
| Maximum hold current derating (IH) at ambient temperature | IH | 2.3 | A | Ambient -40°C | 3 | ||
| Maximum hold current derating (IH) at ambient temperature | IH | 2.05 | A | Ambient -20°C | 3 | ||
| Maximum hold current derating (IH) at ambient temperature | IH | 1.77 | A | Ambient 0°C | 3 | ||
| Maximum hold current derating (IH) at ambient temperature | IH | 1.5 | A | Ambient 25°C | 3 | ||
| Maximum hold current derating (IH) at ambient temperature | IH | 1.23 | A | Ambient 40°C | 3 | ||
| Maximum hold current derating (IH) at ambient temperature | IH | 1.09 | A | Ambient 50°C | 3 | ||
| Maximum hold current derating (IH) at ambient temperature | IH | 0.95 | A | Ambient 60°C | 3 | ||
| Maximum hold current derating (IH) at ambient temperature | IH | 0.82 | A | Ambient 70°C | 3 | ||
| Maximum hold current derating (IH) at ambient temperature | IH | 0.61 | A | Ambient 85°C | 3 |
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 pad materials :Tin-Plated Nickle-copper | 1 |
CAD (KiCad official)
- Symbol:
JK-mSMD150-16 - Footprint:
Fuse:Fuse_1812_4532Metric - 3D model: 1812, generated from the KiCad footprint (body from the F.Fab outline, terminals on the pads, 0.9 mm nominal 1806 height). Neither the vendor nor KiCad ships a 3D model for this package, so the dimensions are nominal, not the manufacturer's CAD (STEP)
- 3D model files:
jk-msmd150-16-etched.step/jk-msmd150-16-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);jk-msmd150-16.step/jk-msmd150-16.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
8d950f09d4bc30e4, 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).
# JK-mSMD150-16
**Jinrui Electronic Materials Co** · Resettable Fuses · 1812
JK-mSMD150-16 from Jinrui Electronic Materials Co, in a 1812. 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 pad 1 of the two-terminal non-polarized PTC resettable fuse (Ihold 1.50A, Itrip 3.00A, Umax 16.0Vdc, Imax 100A); the drawing shows no pin marking and the device is symmetric. |
| 2 | 2 | passive | Terminal pad 2 of the two-terminal non-polarized PTC resettable fuse (Ihold 1.50A, Itrip 3.00A, Umax 16.0Vdc, Imax 100A); the drawing shows no pin marking and the device is symmetric. |
## Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Jinrui Electronic Materials Co |
| Package | 1812 |
| 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 operating voltage (Umax) | Umax | | | 16 | Vdc | | 4 |
| Maximum fault current (Imax) | Imax | | | 100 | A | | 4 |
| Hold current (Ihold) | Ihold | | | 1.5 | A | @25°C | 4 |
| Trip current (Itrip) | Itrip | 3 | | | A | @25°C | 4 |
| Minimum device resistance prior to tripping (Rimin) | Rimin | 0.04 | | | Ω | Prior to tripping, 25°C | 4 |
| Maximum device resistance one hour post reflow (R1max) | R1max | | | 0.16 | Ω | One hour post reflow | 4 |
| Time to trip | | | | 0.5 | s | Current 8.0 A, Vmax, 25°C | 4 |
| Operating temperature | | -40 | | 85 | °C | | 1 |
| Passive aging resistance change | | -10 | | 10 | % | 85°C, 1000 hours | 5 |
| Humidity aging resistance change | | -5 | | 5 | % | 85°C/85%RH, 1000 hours | 5 |
| Thermal shock resistance change (typical) | | | -30 | | % | MIL-STD-202 Method 107G, +85°C/-40°C, 20 times | 5 |
| Maximum hold current derating (IH) at ambient temperature | IH | | | 2.3 | A | Ambient -40°C | 3 |
| Maximum hold current derating (IH) at ambient temperature | IH | | | 2.05 | A | Ambient -20°C | 3 |
| Maximum hold current derating (IH) at ambient temperature | IH | | | 1.77 | A | Ambient 0°C | 3 |
| Maximum hold current derating (IH) at ambient temperature | IH | | | 1.5 | A | Ambient 25°C | 3 |
| Maximum hold current derating (IH) at ambient temperature | IH | | | 1.23 | A | Ambient 40°C | 3 |
| Maximum hold current derating (IH) at ambient temperature | IH | | | 1.09 | A | Ambient 50°C | 3 |
| Maximum hold current derating (IH) at ambient temperature | IH | | | 0.95 | A | Ambient 60°C | 3 |
| Maximum hold current derating (IH) at ambient temperature | IH | | | 0.82 | A | Ambient 70°C | 3 |
| Maximum hold current derating (IH) at ambient temperature | IH | | | 0.61 | A | Ambient 85°C | 3 |
## 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 pad materials :Tin-Plated Nickle-copper | 1 |
## CAD (KiCad official)
- Symbol: `JK-mSMD150-16`
- Footprint: `Fuse:Fuse_1812_4532Metric`
- 3D model: 1812, generated from the KiCad footprint (body from the F.Fab outline, terminals on the pads, 0.9 mm nominal _1806_ height). Neither the vendor nor KiCad ships a 3D model for this package, so the dimensions are nominal, not the manufacturer's CAD (STEP)
- 3D model files: `jk-msmd150-16-etched.step` / `jk-msmd150-16-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `jk-msmd150-16.step` / `jk-msmd150-16.glb` are the bare package body.
## Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- **Datasheet:** [Jinrui Electronic Materials Co datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588917262921580544) (8 pp, sha256 `8d950f09d4bc30e4`, retrieved 2026-10-18, tier: lcsc)
- **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/jk-msmd150-16-datasheet.pdf)