Murata BLA Series Ferrite Beads are available in two sizes: EIA 0804 size (BLA2AA / AB) has 4 circuits with a 0.5mm pitch and EIA1206 size (BLA31A / B) has 4 circuits with a 0.8mm pitch. The BLA series ferrite beads have an impedence range from 10Ω to 1kΩ and operate at a temperature range from -55°C to +125°C. These ferrite beads are ideal for a variety of applications, including automobile infotainment, consumer equipment, double feed detection, industrial equipment, medical equipment, and mobile electronics.