AAT1407 Datasheet | Skyworks Solutions

DATA SHEET Six-Channel LED Backlight Driver with Integrated Boost and High Frequency Direct PWM Dimming General Description Features The AAT1407 is a highly integrated, high efficiency LED backlight solution for notebook puters, monitors and portable TVs. The device operates from DC inputs, cigarette lighter adapters, or multi-cell Li-ion batteries over the 4.5V to 26V voltage range. An integrated boost (step-up) converter provides up to 45V output for driving series LEDs. Six precision current sinks are programmed up to 30mA per string through one external RSET resistor, supporting up to 661 white LEDs at 180mA total output current. LED strings may be disabled or operated...