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The PI3USB4000BZUAEX is a differential bi-directional 2:1 multiplexer and demultiplexer switch manufactured by Diodes Incorporated. It supports USB 2.0 signals with a bandwidth of 1 GHz, maintaining signal integrity at data rates up to 480 Mbps. The device operates on a supply voltage ranging from 2.7 V to 6.0 V and features an ultra-low ON resistance (Ron) of 5 Ω typical and 8 Ω maximum. Common port pins (C0+/C0-) tolerate voltages up to 24 V, while channel pins (Lx+/-) tolerate up to 6 V. An over-voltage protection (OVP) mechanism triggers at 4.75 V to immediately switch off channels upon detection of over-voltage conditions. The component is housed in a 10-UQFN package measuring 1.5 x 2 mm.
Verify the specific ordering suffix ZUAEX to confirm the 10-pin UQFN (1.5x2mm) package configuration. Ensure compatibility with 1.8V logic control levels if interfacing with lower voltage microcontrollers. Confirm RoHS compliance and lead-free status as specified in the manufacturer's documentation before finalizing procurement orders.
Select this component when designing circuits that require differential signal switching with high voltage tolerance on the input/output lines. It is suitable for applications where protecting downstream components from high voltage transients on USB buses is critical. Consider the 10-UQFN footprint constraints and ensure thermal management aligns with the specified operating temperature range of -40°C to 85°C.
The PI3USB4000BZUAEX belongs to the PI3USB4000 family of USB 2.0 multiplexers designed by Diodes Incorporated. This series focuses on providing ultra-high voltage protection alongside standard signal switching functions. The ZUAEX suffix specifically denotes the tape-and-reel packaging format within the 10-contact UQFN package variant, distinguishing it from other pin-compatible options like the ZM package.
The PI3USB4000AZUAEX is a similar part within the same product family but offers different voltage tolerance specifications. Verify if the reduced C0+/C0- tolerance of the A-series meets the application requirements before substituting. Both parts share the same 10-UQFN package and basic switching functionality.