Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

LTC4040IUFD is a complete 3.5V to 5.5V supply rail battery backup system. It contains a high current step-up DC/DC regulator to back up the supply from a single-cell Li-Ion or LiFePO4 battery.

Features

Step-Up Backup Supply and Step-Down Battery Charger

6.5A Switches for 2.5A Backup from 3.2V Battery

Input Current Limit Prioritizes Load Over Charge Current

Input Disconnect Switch Isolates Input During Backup

Automatic Seamless Switch-0ver to Backup Mode

Input Power Loss Indicator

System Power Loss Indicator

Pin Selectable Battery: Lilon (3.95V/4.0V/4.05V/4.1V)or LiFePO4 (3.45V/3.5V/3 55V/3.6V)

Optional OVP Circuitry Protects Device to >60V

Constant Frequency Operation

Low Profile (0.75mm) 24-Lead 4mm x 5mm QFN Package

Applications

Fleet and Asset Tracking

Automotive GPS Data Loggers

Automotive Telematics Systems

Toll Collection Systems

Security Systems

USB 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.