This TPS61199EVM-598 contains the Texas Instruments TPS61199, a WLED power solution providing up to eight independently regulated current outputs using a single inductor step-up (boost) converter. The current outputs are ideal for driving a WLED backlight in notebook/laptop computers. This user's guide includes EVM specifications, recommended test setup, bill of materials, and a schematic diagram. This user's guide describes the characteristics, operation, and use of the TPS61199 evaluation module (EVM)
Features
- 8V to 30V Input Voltage
- Thermal Shutdown Protection
- Integrated High-Power Boost Controller
- 20-pin SOP Package and TSSOP Package
- Adaptive Boost Output for LED Voltages
- Drive up to Eight LED Strings in Parallel
- Maximum 65mA for Each LED String
- 3% Current Matching Between Strings
- 5000:1 PWM Dimming Ratio at 200Hz
- MOSFET Over-current Protectio
- Programmable LED Short Protection