Wolfson Microelectronics plc

Wolfson Microelectronics keeps the wolf from its door by selling mixed-signal microchips. The fabless semiconductor company designs mixed-signal (i.e., analog plus digital) semiconductors used in audio, video, imaging, communications, and industrial applications. It has expanded its product range by offering power management chips used in high-fidelity consumer audio equipment, such as portable digital music players and car stereos. The company's blue-chip client roster includes Apple, Hewlett-Packard, and Samsung Electronics. Wolfson gets most of its sales from customers in the Asia/Pacific region.