Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

The MAX77839BEFQ is a high-efficiency buck-boost regulator with an industry-leading 6μA quiescent current for single-cell lithium-ion batteries, or even batteries of any cell chemistry. Targeted for single-cell Li-ion batteries and any battery chemistry with a discharge voltage of 1.8V discharge voltage.

Product Properties

Function: Boost/Buck

Output Configuration: Positive

Topology: Buck Boost

Output Type: Adjustable

Number of Outputs: 1

Voltage - input (min): 1,8 V

Voltage - input (max.): 5,5 V

Voltage - output (min/fixed): 2,3 В 2,3 В

Voltage - output (max.): 5,3 В

Current - output: 3A

Frequency - switching: 2,2 MHz

Synchronous rectifier: None

Operating temperature: -40°C ~ 125°C (TJ)

Mounting Type: Surface Mount

Package/case: 11-UFQFN

Delivery includes: 11-FC2QFN (2.5x2)

APPLICATIONS

● Asset tracking/fleet management

● 5G/2G/GSM cellular power supply

● RF amplifiers

● Smartphone ToF/Face and Gesture Recognition

● System power pre-regulation

● Single-cell lithium-ion battery-powered 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.

• 4.Can I make an inquiry through the company's website?

  A: You can inquire through the website, or by phone and email.

• 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.