Esd protection for usb 30 when adding esd protection to usb 30 systems it is essential to consider the potential impact of additional capacitance and inductance on the timing of the chosen device on the high speed differential pairs. Usb 31 gen 2gen1 usb 30 and usb 20 thunderbolt 1 and thunderbolt 2 display port 13 pci express 30 sata 3 description the esd122 is a bidirectional tvs esd protection diode array for usb type c and hdmi 20 circuit protection.
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Esd diode for usb30. Usb 30 displayport 13 pci express 30 3 description the tpd4e02b04 is a bidirectional tvs esd protection diode array for usb type c and hdmi 20 circuit protection. Esd protection when the range of low capacitance or low cap transient voltage suppressors tvss comprised 1 12pf discrete diodes. Interfaces such as usb 30 can be exposed to esd by a number of mechanisms including the user touching any of the pins on the connector or any of the pins on an open ended cable connected to one of the ports.
The esd122 is rated to dissipate contact esd strikes at the maximum level specified in the. Ultra low capacitance and low esd clamping voltage make this device an ideal solution for protecting voltage sensitive high speed data lines. Ultralow capacitance and low esd clamping voltage make this device an ideal solution for.
The subsequent usb 30 or superspeed usb interface maintains the exact physical 20 interface and complicates the protection problem by adding two 5gbps. 3 5 february 2013 application note info content keywords esd usb pesd5v0x1bl pesd12vs1ul prtr5v0u2f prtr5v0u2k abstract this application note describes how to protect usb 20 ports with nxp general application discretes parts ie. Esd eft and cable discharge events frequently threaten high speed usb 30 data line transceivers.
The esd7016 is specifically designed to protect usb30 interfaces by integrating two superspeed pairs d d and vbus lines into a single protection product. Semtech offers state of the art transient voltage suppression tvs protection solutions to help protect usb 30 ics from dangerous fast rise time transient threats while also presenting sufficiently low junction capacitance to not adversely impact signal integrity. Esd protection diode low capacitance usb 30 the esd7016 surge protection is specifically designed to protect usb30 interfaces by integrating two superspeed pairs d d and vbus lines into a single protection product.
The tpd4e02b04 is rated to dissipate esd strikes at the maximum level specified in the iec 61000 4 2 international standard level 4.
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