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The PI5A23157ZUAEX is a low voltage dual SPDT analog switch manufactured by Diodes Incorporated. It operates within a supply voltage range of 1.65V to 5.5V and supports continuous currents up to ±50mA. The device features an on-resistance (RON) that varies with voltage, ranging from a maximum of 40Ω at 5V to 180Ω at 1.8V. It provides high isolation of -65dB and crosstalk of -66dB at 10MHz. The component utilizes a 10-pin UQFN package measuring 1.5mm x 2.0mm.
Verify the specific ordering suffix against manufacturer documentation to confirm packaging details. Confirm compliance requirements such as RoHS 3 status before finalizing procurement specifications. Ensure the selected package variant matches the intended PCB footprint constraints.
Evaluate the on-resistance characteristics relative to the target supply voltage to ensure acceptable signal loss. Consider the break-before-make delay timing for applications requiring precise switching sequences. Verify that the thermal dissipation capabilities align with the expected ambient operating conditions.
This component belongs to the PI5A23157 family of low voltage analog switches. It shares functional similarities with other series members but differs in physical packaging. The ZUA suffix specifically denotes the 10-pin ultra-small quad flat no-lead package format.
Direct substitutes include the PI5A23157UEX, which offers identical electrical performance in a different MSOP package format. Cross-referencing pinouts and thermal characteristics is necessary when transitioning between package types.
The device supports a continuous current of ±50mA through the NO, NC, and COM pins.
On-resistance increases as supply voltage decreases, reaching approximately 180Ω at 1.8V compared to 40Ω at 5V.
Yes, the product is fully compliant with EU Directive 2015/863 (RoHS 3) and contains no purposely added lead.