IS31BL3212-DLS2-TR

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The IS31BL3212-DLS2-TR is a 3-channel LED driver IC specifically designed for driving LCD backlight LEDs. It consist of a pair of output drivers, each capable of sinking up to 50mA per channel, and offers a selectable LED current range from 5mA to 20mA, allowing current adjustment from a voltage supply source. It also includes internal timer control, as well as a programmable time period/frequency functionality.

This IC is mainly used in mobile phones, notebook computers, monitors and LCD TVs. It supports up to 36V reverse surge voltage protection on all output pins, making it highly suitable for driving multi-color LEDs. It also features a wide operating temperature range, between -40 to +105°C, making it suitable for use in most environments.

The IS31BL3212-DLS2-TR is a highly efficient device, with a low power consumption of only 70mW. It has a typical luminance current accuracy of ±3%, allowing precise and accurate control of the LEDs. Its low profile design not only allows for efficient PCB design, but also ensures minimal power dissipation. Additionally, the IC is capable of switching operation between PWN frequency dimming and direct current dimming for greater flexibility.

The working principle of the IS31BL3212-DLS2-TR is similar to that of other LED driver ICs. It is able to generate the necessary current to drive the LEDs by controlling the voltage output from a DC voltage source. The voltage is then regulated by internal circuits, which converts it into a given current that can be used to drive the LEDs. The selection of an accurate voltage will ensure a precise and consistent output current. The chip is designed with advanced dimming control features, which allow users to dim the LEDs or select a blinking mode. This versatile chip also allows for the selection of a PWM frequency or frequency-duty cycle control, providing further control over the light intensity of the LEDs.

In addition to its internal dimming control features, the IS31BL3212-DLS2-TR also features advanced LED protection, over-current protection and reverse supply protection, adding to its already impressive list of features. Its additional functionality includes a host of data transmission protocols, such as SPI and I2C. Additionally, the chip is highly reliable, as it has a low BOM count and high manufacturing yield rate, making it suitable for high-volume production.

The IS31BL3212-DLS2-TR is a highly versatile and efficient LED driver IC, with a number of advanced features and a wide operating temperature range. It provides an integrated solution for LED applications, featuring LED dimming control and reverse surge protection that allows for a stable and effective LED driving performance. Its wide voltage range, low power consumption, high luminance current accuracy, and advanced dimming control features make it ideal for use in mobile phones, notebooks, laptops, monitors, and LCD TVs.

The specific data is subject to PDF, and the above content is for reference