component
JK-NSMD200L-12V
Public Made by Adomby adom
Jinrui Electronic Materials Co Resettable Fuses, 1206. 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-NSMD200L-12V
Jinrui Electronic Materials Co · Resettable Fuses · 1206
JK-NSMD200L-12V from Jinrui Electronic Materials Co, 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 | First terminal of the non-polarized PPTC (tin-plated nickel-copper); rated VMAX 12.0 V, IMAX 50.0 A, IH 2.0 A, IT 4.0 A at 25°C. |
| 2 | 2 | passive | Second terminal of the non-polarized PPTC, interchangeable with the first; solder pad layout F 1.0 mm, G 1.8 mm, H 1.8 mm. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Jinrui Electronic Materials Co |
| 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 |
|---|---|---|---|---|---|---|---|
| Maximum continuous voltage (rated voltage) | VMAX | 12 | V | 3 | |||
| Maximum fault current (withstand at rated voltage) | IMAX | 50 | A | at rated voltage | 3 | ||
| Minimum resistance prior to tripping | RiMIN | 0.008 | Ω | 25℃, prior to tripping | 3 | ||
| Maximum device resistance | R1MAX | 0.04 | Ω | measured one hour post reflow | 3 | ||
| Maximum time-to-trip | 5 | s | at 8.0 A | 3 | |||
| Passive aging resistance change | -10 | 10 | % | 85℃, 1000 hours | 5 | ||
| Humidity aging resistance change | -5 | 5 | % | 85℃/85%RH, 100 hours | 5 | ||
| Thermal shock resistance change | -30 | % | +85℃/-40℃, 20 times | 5 | |||
| Operating temperature range | -40 | 85 | ℃ | 1 | |||
| Maximum storage ambient temperature | 40 | ℃ | storage | 8 | |||
| Maximum storage relative humidity | 70 | % | storage | 8 | |||
| Hold current | IH | 2 | A | 3 | |||
| Trip current | IT | 4 | A | 3 | |||
| Typical power dissipation | PD | 0.8 | W | 25℃ still air | 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 Materials Tin-Plated Nickle-copper | 4 |
CAD (KiCad official)
- Symbol:
JK-NSMD200L-12V - Footprint:
Fuse:Fuse_1206_3216Metric - 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files:
jk-nsmd200l-12v-etched.step/jk-nsmd200l-12v-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);jk-nsmd200l-12v.step/jk-nsmd200l-12v.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
dbb79fc0992bc6cb, 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).