Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

The LTC4155EUFD device is a 15W I2C controlled power manager with PowerPath™ instant on operation, high efficiency switching battery charging and USB compatibility. The LTC4155 seamlessly manages power delivery from two 5V power supplies (e.g., a USB port and a wall adapter) to a single rechargeable Li-ion/Li-polymer battery and a system load.

Features:

High efficiency charger can provide 3.5A charging current

Single-chip switching regulators make the best use of the limited power and heat budget

Dual channel input overvoltage protection controller

Priority multiplexing for multiple inputs

I2C/SMBus control and status feedback

NTC Thermistor ADC for Temperature-Dependent Charging Algorithm (JEITA)

"Instant on" operation is possible with low battery capacity

Battery ideal diode controller for power management

USB On-The-Go power delivery to USB port

Fully functional Li-ion/Li-polymer battery charger with 4 floating voltage setpoints

28 pin 4mm x 5mm QFN package

Applications:

• Tablet PC

• Ultra-mobile personal computers

• Video media player

• Digital camera, GPS, PDA

• Smart phone

• Portable medical 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.