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Contents

README

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MSR12A1R006F2

prosemi · Current Sense Resistors / Shunt Resistors · 1206

MSR12A1R006F2 from prosemi, 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 2-terminal (code A) 1206 metal alloy short terminal current-sense resistor, 6 mΩ, rated 1 W at 70°C, with a separate sensing trace recommended at the pad.
2 2 passive Second terminal of the 2-terminal (code A) 1206 metal alloy short terminal current-sense resistor, 6 mΩ, rated 1 W at 70°C, with a separate sensing trace recommended at the pad.

Key specifications

Parameter Value
Manufacturer prosemi
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 (F = ±1%) -1 1 % Part number code F; table prints ±1.0 (P/R) 1
Temperature coefficient of resistance TCR -50 50 ppm/℃ Resistance 5~20 mΩ band, which includes 6 mΩ 1
Operating temperature range -55 150 ℃ 1
Resistance range for ±50 ppm/℃ TCR row R 5 20 mΩ TCR ±50 ppm/℃ row 1
Short time overload resistance change △R 1 % 5 s overload, 1206, 1.5≤R≤10 mΩ: 4 times rated power 5
Resistance to soldering heat resistance change △R 0.5 % 260℃±5℃, 12 s±0.5 s 5
Temperature cycling resistance change △R 1 % -55℃ (15 min)/+150℃ (15 min), 300 cycles 5
Low temperature storage resistance change △R 1 % -55℃, 1000 hours, no power 5
High temperature storage resistance change △R 1 % 150℃, 1000 hours, no power 5
Bias humidity resistance change △R 1 % +85℃, 85% RH, 10% bias, 1000 hours; 1.5~10 mΩ 5
Vibration resistance change △R 0.5 % 5g, 20 min, 12 cycles each of 3 orientations, 10 Hz-2000 Hz 5
Operational life resistance change △R 1 % 70℃±2℃, 1000 hours, rated power 1.5 h ON / 0.5 h OFF; 1206, 1.5~9 mΩ 5
Moisture resistance resistance change △R 0.5 % MIL-STD-202 method 106, no power, 7b not required 5
Rated power at 70℃ P 1 W Ambient 70℃; derate above 70℃ per curve (curve not in text) 1
Nominal resistance R 6 mΩ Code R006 decoded per code table (R002 = 2mΩ) 1

CAD (KiCad official)

  • Symbol: MSR12A1R006F2
  • Footprint: Resistor_SMD:R_1206_3216Metric
  • 3D model: 1206 (KiCad packages3D, STEP)
  • 3D model files: msr12a1r006f2-etched.step / msr12a1r006f2-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); msr12a1r006f2.step / msr12a1r006f2.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: prosemi datasheet (7 pp, sha256 216066e52aa868f6, retrieved 2026-11-07, 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