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MSR12A1R015F2

prosemi · Current Sense Resistors / Shunt Resistors · 1206

MSR12A1R015F2 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 Terminal 1 of an unpolarised resistor; either orientation.
2 2 passive Terminal 2 of an unpolarised resistor; either orientation.

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 -1 1 % Tolerance code F in MPN = ±1% 1
Temperature coefficient of resistance TCR -50 50 ppm/℃ Resistance 5~20 mΩ row (MSR12A) 1
Power rating at 70℃ P 1 W Power code 1 = 1 W, at 70℃ 1
Resistance range R 5 20 mΩ Range of the 1.0 W row with TCR ±50 (MSR12A) 1
Operating temperature range -55 150 ℃ 1
Resistance change after short time overload -1 1 % Overload for 5 s; 1206 with 10<R≤20 mΩ: 3 times rated power 5
Resistance change after resistance to soldering heat -0.5 0.5 % 260℃±5℃, 12 s±0.5 s 5
Resistance change after temperature cycling -1 1 % -55℃ (15 min)/+150℃ (15 min), 300 cycles 5
Resistance change after low temperature storage -1 1 % -55℃ for 1000 hours, no power 5
Resistance change after high temperature storage -1 1 % 150℃ for 1000 hours, no power 5
Resistance change after bias humidity ΔR -2 2 % +85℃, 85% RH, 10% bias, 1000 hours; 11~20 mΩ row 5
Resistance change after vibration -0.5 0.5 % 5g's for 20 minutes, 12 cycles each of 3 orientations, 10 Hz - 2000 Hz 5
Resistance change after operational life ΔR -4 4 % 70℃±2℃, 1000 hours, rated power 1.5 h ON / 0.5 h OFF; 1206 15~20 mΩ row 5
Resistance change after moisture resistance -0.5 0.5 % MIL-STD-202 method 106, no power 5

CAD (KiCad official)

  • Symbol: MSR12A1R015F2
  • Footprint: Resistor_SMD:R_1206_3216Metric
  • 3D model: 1206 (KiCad packages3D, STEP)
  • 3D model files: msr12a1r015f2-etched.step / msr12a1r015f2-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); msr12a1r015f2.step / msr12a1r015f2.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 2026-10-17, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins, primary two-terminal convention (convention), consensus off (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