A print and electronic version of TE Circuit Protection's 2011 product catalogue is available. It provides information on the company's overcurrent devices, the Polyswitch resettable devices, circuit breakers and fuses; over-voltage devices, such as gas discharge tubes, polymer ESD and silicon ESD protection devices; hybrid Polyzen, 2Pro and metal hybrid protection devices and the company's reflowable thermal protection devices. The contents also highlights technologies and products that address emerging applications and market trends. It contains the fundamentals of over-current and over-voltage protection and how circuit protection devices can be used in appliances, automotive, batteries, communications, home entertainment, industrial, lighting, mobile devices and PCs. Also provided are circuit diagrams, dimensional drawings and electrical characteristics to help design engineers size and specify the appropriate device.