PSD05HP - 1000W Unidirectional TVS in a SOD-323 Package April 30 2010 ProTek Devices introduces the PSD05HP single-line, 1000 Watt transient voltage suppression device. This device is designed for use in battery chargers. . .+Read More! PRSB6.8U - Unidirectional TVS in a Miniature SOD-923 Package March 13 2010 ProTek Devices introduces the PRSB6.8U, a transient voltage suppression device for electrostatic discharge protection. This device is designed to protect. . .+Read More! +Click for more news!