TDK RF Baluns offer an extensive range of SMD/SMT models with various impedances ranging from 50 to 200Ω. The passive baluns are available in 0603 (1608 metric), 0402 (1005 metric), and 0805 (2012 metric) case sizes, operating from -40°C to +85°C temperatures. TDK multilayer chip transformer baluns are useful in applications such as cellular phones, wireless LAN, and BLUETOOTH®. These baluns are constructed with low temperature co-fired ceramics (LTCC), converting signals from balanced to unbalanced, and vice versa. TDK RD Baluns provide leading edge miniaturization technology while providing exceptional electrical characteristics for 2.4GHz and 5GHz WLAN.