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The MAX77985BEFD is a high performance, high input range 3.5/5.5A fast charger with Smart Power SelectorTM. The IC operates as a reverse booster without the need for an additional inductor. Battery power can be shared through the charging port, and voltages are programmable from 5 V to 12 V. The device features a fully integrated, low-loss power switch that provides a small solution size and high efficiency, even at high input voltages. Its high switching frequency allows the use of smaller inductor sizes. Lithium-ion, lithium-polymer, and LiFePO4 battery chemistries are supported. The IC is compatible with USB Power Delivery power supplies with input currents up to 5A.

Product Attributes

Battery Chemistry: Li-Ion/Polymer

Number of Cells: 1

Current - Charge: Constant Current - Programmable

Programmable Features: Current, Timer, Voltage

Fault Protection: Over Current, Over Temperature, Over Voltage - Under Voltage, Short Circuit

Charge Current - Max: 3.5A

Battery Pack Voltage: 12V (max)

Voltage - Supply (max): 19V

Interface: I²C

Operating Temperature: -40°C ~ 85°

Mounting Type: Surface Mount

Package/Shell: 32-PowerUFQFN

Supplier Device Package: 32-FC2QFN (4x4)

Applications

● Gaming devices

● VR applications

● mPOS

● Tablet PCs

• 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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• 5.When can I deliver the goods after placing an order? How long will it take to get there?

  A: the delivery date is marked in most commodity information. You can estimate the delivery time of the commodity according to the delivery date. The specific arrival time depends on the warehouse where the commodity is located and the logistics mode you choose.

• 6.Can the company issue an invoice?

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