LM3697 Datasheet - Texas Instruments

LM3697 High-efficiency three-string white LED driver

The LM3697 11-bit LED driver provides highperformance backlight dimming for 1, 2, or 3 series LED strings while delivering up to 90% efficiency. The boost converter with integrated 1-A, 40-V MOSFET automatically adjusts to LED forward voltage to minimize headroom voltage and effectively improve LED .

LM3697 Features

* 1 Drives three parallel high-voltage led strings for display and keypad lighting

* High-voltage strings capable of up to 40-V output voltage and up to 90% efficiency

* Up to 30 mA per current sink

* 11-Bit configurable dimming resolution

* PWM input for conte

LM3697 Datasheet (1.50 MB)