Datasheet Part Audit
1812L050/60MR, Littelfuse, 1812 SMD PPTC, 2 terminals, 0.50 A hold, 1.00 A trip, 60 VDC max, 10 A fault current, 0.150–1.000 Ω resistance.1.78 × 3.15 mm and spacing match the datasheet recommendation; body outline matches the specified 4.37–4.73 × 3.07–3.41 mm.1812L010DR, although its geometry and attached 1812L050_60MR 3D model are correct.