component
HoJLR1206-1W-1mR-1%
Public Made by Adomby adom
Milliohm Current Sense Resistors / Shunt Resistors, 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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README
markdownHoJLR1206-1W-1mR-1%
Milliohm · Current Sense Resistors / Shunt Resistors · 1206
HoJLR1206-1W-1mR-1% from Milliohm, 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 end terminal (Ni/Sn plated electrode) of the 1206 alloy current-sense resistor, rated 0.75W/1W, max rated current 31.62A, operating -55°C to +155°C. |
| 2 | 2 | passive | Second end terminal (Ni/Sn plated electrode) of the 1206 alloy current-sense resistor; non-polarized and interchangeable with the other terminal, with recommended pad length L 4.7 mm and gap B 1.8 mm. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | Milliohm |
| Package | 1206 |
| Category | Resistors |
| 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 |
|---|---|---|---|---|---|---|---|
| Resistance tolerance | -1 | 1 | % | Suffix F = ±1% | 1 | ||
| Temperature coefficient of resistance | TCR | -50 | 50 | ppm/℃ | +25℃ ~ +125℃ | 2 | |
| Max. Rated Current | 31.62 | A | 2 | ||||
| Operating temperature range | -55 | 155 | ℃ | 2 | |||
| Insulation Resistance | 100 | MΩ | 100V DC for 1 minute | 4 | |||
| Load Life change | ΔR/R | -1 | 1 | % | 1000 hours at rated power, 70℃, 1.5 h ON, 0.5 h OFF | 4 | |
| Short Time Overload change | ΔR/R | -1 | 1 | % | 5 X rated power for 5 s | 4 | |
| Moisture (no load) change | ΔR/R | -1 | 1 | % | 85℃, 85%RH, 1000 hrs | 4 | |
| Temperature cycle change | ΔR/R | -1 | 1 | % | -55℃ & +155℃, 100 cycles, 15 min per extreme condition | 4 | |
| Resistance to Soldering Heat change | ΔR/R | -0.5 | 0.5 | % | 260±5℃ for 10±1 sec | 4 | |
| High Temperature Exposure change | ΔR/R | -1 | 1 | % | 155℃, 1000 hrs | 4 | |
| Low Temperature Storage change | ΔR/R | -1 | 1 | % | -55℃, 1000 hrs | 4 | |
| Substrate Bending change | ΔR/R | -0.5 | 0.5 | % | Bending width 2 mm | 4 | |
| Resistance | R | 1 | mR | Nominal value of this MPN (1mR); range 1mR~100mR | 1 | ||
| Rated power | P | 1 | W | 1W option of 0.75W、1W series | 2 |
CAD (KiCad official)
- Symbol:
HoJLR1206-1W-1mR-1% - Footprint:
Resistor_SMD:R_1206_3216Metric - 3D model: 1206 (KiCad packages3D, STEP)
- 3D model files:
hojlr1206-1w-1mr-1-etched.step/hojlr1206-1w-1mr-1-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);hojlr1206-1w-1mr-1.step/hojlr1206-1w-1mr-1.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: Milliohm datasheet (5 pp, sha256
5f25c8668d8dfaef, retrieved 2026-10-29, 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, 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).