Welcome Here  Shenzhen Mingjiada Electronics Co., Ltd.

The LP55231SQX is a 9-channel LED driver dedicated to creating lighting effects for mobile devices. A highly efficient charge pump is used to support driving LEDs over a range of lithium-ion battery voltages. The device is equipped with an internal program memory that allows it to operate without processor control.

Product Features

Three independent program execution engines, 9 programmable outputs with 25.5mA full-scale current, 8-bit current setting resolution and 12-bit PWM control resolution

Adaptive high efficiency 1x/1.5x fractional charge pump - up to 94% efficiency

LED drive efficiencies up to 93

Charge pump with soft start and overcurrent/short circuit protection

Built-in LED test

Standby current 200nA typical

Auto power save mode; IVDD = 10µA typical

Two-wire I2C compatible control interface

Flexible instruction set

Large SRAM programme memory

Small application circuitry

Source (high-side) driver

Architecture supports colour control

Applications

Coloured lights and indicators

LED background lighting

Haptic feedback

Programmable current sources

• 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.