component
ECSR2512FR030K9
Public Made by Adomby adom
RESI Current Sense Resistors / Shunt Resistors, 2512. 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
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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
markdownECSR2512FR030K9
RESI · Current Sense Resistors / Shunt Resistors · 2512
ECSR2512FR030K9 from RESI, in a 2512. 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 resistor; either orientation. |
| 2 | 2 | passive | Terminal 2 of an unpolarised resistor; either orientation. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | RESI |
| Package | 2512 |
| 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 (nominal, from part-number code R030) | R | 30 | mΩ | 4 | |||
| Resistance tolerance (code F = ±1.0%) | -1 | 1 | % | 4 | |||
| TCR (code K = ±100ppm) | -100 | 100 | ppm/K | 2 | |||
| Rated power | P | 2 | W | 2 | |||
| Max. current | 16 | A | +70℃ | 2 | |||
| Overcurrent | 40 | A | 2 | ||||
| Operating temperature range | T | -55 | 175 | ℃ | 2 | ||
| High temperature storage ΔR | ΔR | -1 | 1 | % | 1000h @ +170℃, unpowered | 4 | |
| Temperature cycling ΔR | ΔR | -1 | 1 | % | -55℃ 30min to +155℃ 30min, 300 cycles | 4 | |
| Load life ΔR | ΔR | -1 | 1 | % | 1000h @ +70℃, rated power, 90min on / 30min off | 4 | |
| Substrate bending ΔR | ΔR | -1 | 1 | % | Bending 2mm, duration 60s | 4 | |
| Low temperature operation ΔR | ΔR | -1 | 1 | % | -55℃, unpowered 1h, powered at rated voltage 45min, unpowered 15min | 4 | |
| Insulation resistance | 1000 | MΩ | 100V DC between electrode and substrate for 60s | 4 |
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 | Terminals - Red Copper Plated with Ni+Sn | 6 |
CAD (KiCad official)
- Symbol:
ECSR2512FR030K9 - Footprint:
Resistor_SMD:R_2512_6332Metric - 3D model: 2512 (KiCad packages3D, STEP)
- 3D model files:
ecsr2512fr030k9-etched.step/ecsr2512fr030k9-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);ecsr2512fr030k9.step/ecsr2512fr030k9.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: RESI datasheet (9 pp, sha256
7ec67e3cd7ae7e15, retrieved 2026-10-17, 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).