LM2756 Overview
The LM2756 is a highly integrated, switchedcapacitor, multi-display LED driver that can drive up to 8 LEDs in parallel with a total output current of 180mA. Regulated internal current sources deliver excellent current and brightness matching in all LEDs. C2- LM2756 HWEN SDIO SCL ISET GND I2C Control Signals Please be aware that an important notice concerning availability, standard warranty, and use in critical
LM2756 Key Features
- 2 Drives up to 8 LEDs with up to 30mA of Diode Current Each
- 32 Exponential Dimming Steps with 800:1 Dimming Ratio for Group A (Up to 6 LEDs)
- 8 Linear Dimming States for Groups B (Up to 3 LEDs) and D1C (1 LED)
- Programmable Auto-Dimming Function
- 3 Independently Controlled LED Groups Via
- Up to 90% Efficiency
- Total Solution Size < 21mm2
- Low Profile 20 Bump DSBGA Package
- 0.4% Accurate Current Matching
- Internal Soft-Start Limits Inrush Current
LM2756 Applications
- Dual Display LCD Backlighting for Portable Applications
