Manufacturer Part Number
LP8555YFQR
Manufacturer
Texas Instruments
Introduction
The LP8555YFQR by Texas Instruments is a high-efficiency DC DC Regulator type LED driver, specifically designed for powering backlight applications.
Product Features and Performance
Integrated step-up (boost) regulator
Includes internal switches
Supports up to 12 outputs
Dimming control via PWM
Frequency operation at 500 kHz and 1 MHz
Surface mount technology
Available in a 36-WFBGA, DSBGA package
Product Advantages
High efficiency and reliability
Compact design for space-saving
Flexible power supply range from 2.7V to 20V
Wide operating temperature range from -40°C to 85°C
Key Technical Parameters
Voltage Supply (Min): 2.7V
Voltage Supply (Max): 20V
Voltage Output: 7V to 28V
Current Output / Channel: 180mA
Operating Frequency: 500kHz and 1MHz
Quality and Safety Features
Built-in overtemperature protection
Constant current output for uniform illumination
Compatibility
Compatible with various backlight panel technologies
Usable for both high and low outputs based on number of channels
Application Areas
Primarily used in backlighting applications for LCD displays in mobiles, tablets, and notebooks
Product Lifecycle
Currently active product status
Not nearing discontinuation
Replacement and upgrade options are available
Several Key Reasons to Choose This Product
Broad voltage and current capabilities making it suitable for a range of applications
High efficiency reduces energy consumption and heat generation
Robust build and integrated features ensure prolonged product life
Versatile dimming options enhance visual performance
Reliable operation in wide temperature ranges can Face varied environmental settings
