This application note presents different types of overvoltage protection devices for solid-state relays. The document also provides suggested recommendations on their selection and use with the Vishay ...

VETH100A1DD1 is a bidirectional ESD protection diode for automotive Ethernet, compliant with OPEN Alliance 100Base-T1 and 1000Base-T1. Made by Vishay, it comes in a wettable flank DFN1006-2B package ...

Figure 1 A series diode protects systems from reverse polarity but wastes power in diode losses. Figure 2 You can use a bridge rectifier so that your system works no matter what the input polarity is.

Vishay has released two bi-directional symmetrical (BiSy) ESD protection diodes for 3.3V working in portable electronics – they come in a 0.6 x 0.3 x 0.27mm package. Maximum leakage is <0.1μA at 3.3V, ...