General Description
The Atmel® LED Driver MSL3082 compact, high power LED string driver uses external MOSFETs to provide up to at least 500mA per string, with current accuracy and matching better than ±1%. The MSL3082 drives eight parallel strings of LEDs, and offers fault detection and management of open and short circuit LEDs.

Key Features
• 8-bit PWM String Dimming
• Fast, 1MHz I2C/Smbus Interface Supports up to 16 Devices per Bus
• 4-bit Adaptive Power Correction Maximizes Efficiency
• External Mosfets Allow >0.5a LED String Current
• Drives up to Eight Parallel, High-power Led Strings
• Multiple MSL3082s Share String Supply and Automatically Negotiate Optimum Voltage
• Supports Adaptive, Real-time 2-D Area Dimming for Highest Dynamic Range LCD TVs and Monitors
• Programmable String Phase Virtually Eliminates Motion Blur and Improves Efficiency
• Global LED Intensity Control via Serial Interface
• Supports Direct Pwm Control of all Led Strings with a Single Pwm Input Signal
• ±1% Current Accuracy and Current Balance
• Video Frame (Vsync) and Line (Hsync) Sync Inputs
• Sync Loss Detectors Optionally Disable Led Strings
• Internal Eeprom Allows Custom Power-up Default Settings
• String Open Circuit and Led Short Circuit Fault Detection
• <1µA LED String Off-leakage Current
• External Resistors Set Individual String Peak Current
• Programmable LED Over-temperature Compensation
• Automatic Die Over-temperature Protection
• I2C/SMBus Broadcast Mode Simplifies Configuration
• -40°C to +105°C Operating Temperature Range
• Lead-free, Halogen-free, RoHS-compliant Package

Applications
• Edge-lit LED Backlit TVs
• High-contrast Monitors
• Medical and Industrial Displays
• High-power LED Arrays
• Multi-string LED Lighting
• Intelligent Solid-state Lighting (SSL)