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The PCA9481AUKZ is a highly integrated switched-capacitor converter with embedded OVPFETs and external FET control to provide twice the output current for fast charging applications using single-cell batteries. The device can be operated in a 2:1 switched operation mode with very high efficiency (>97% at VVOUT = 4V, IVOUT = 8A), in a 1:2 switched operation mode or in a 1:1 mode with forward and reverse.

This chip is available in a WLCSP package with 4.16mmx2.96mmx0.525mm dimensions, 7x10 bumps and 0.4mm pitch.

Key Features

Dual-phase switching capacitor for single-cell batteries

Li-ion battery, Li-polymer battery charger

Multiple operating modes: 2:1, 1:2, forward/reverse 1:1

Input voltage: 5V to 10.2V

Output voltage: 2.8V, 5V

Maximum output current of 10A

Integrated OVP FET for protection and voltage regulation

Single battery cell

Applications

High voltage direct charging of smartphones, tablets and other portable electronic devices.

• 1.Is the inventory and price seen on the platform accurate?

  A: all online goods on the shelves can be ordered online, but considering the large liquidity of spot inventory, it is not possible to achieve 100% accuracy at present. In case of any abnormality, you can contact our company online and give the corresponding solution.

• 2.Are all our products genuine?

  A: our self-supporting products are from cooperative domestic and foreign original factories or authorized agents, and the source can be traced to ensure the original and authentic products.

• 3.Can you provide the qualification certificate of the original factory or agent?

  A: at present, our self-employed brands TI，ST，ADI，NXP，LATTICE，CYPRESS，INFINEON，XILINX and other first-line brands. Other channels are the original factory and agency channels. If necessary, we can communicate and confirm according to the specific brand and model.

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• 6.Can the company issue an invoice?

  A: you can issue ordinary invoices for individual users or special VAT invoices for enterprise users.