MHQ-P High-Frequency Circuit Ceramic Inductors TDK MHQ-P High-Frequency Circuit Ceramic Inductors use unique ceramic material and configuration to realize high Q characteristics equivalent to that of air core wound inductors. The multilayer method allows for a lineup with fine increments of inductance. The TDK MHQ-P High-Frequency Circuit Ceramic Inductors are used in general electronic equipment, including AV equipment, telecommunications equipment, home appliances, amusement equipment, computer equipment, personal equipment, office equipment, measurement equipment, and industrial robots.