MCx Precision Thin Film Chip Resistors Vishay MCx Precision Thin Film Chip Resistors feature TCR as low as ±10ppm/K, tolerance down to ±0.1%, and an operating temperature range of -10°C to +85°C. These devices meet EN 140401-801 standards. Vishay MCx Precision Thin Film Chip Resistors are a green product and support lead-free soldering. Typical applications include automotive, industrial, telecommunication, medical equipment, and precision test and measuring equipment.