Manufacturer Part Number
SC668ULTRT
Manufacturer
Semtech
Introduction
The SC668ULTRT is a highly integrated linear LED driver from Semtech designed to power up to 8 LED strings plus 4 LDOs. It offers a wide input voltage range, high efficiency, low cost, and integrated features that make it an ideal solution for backlight applications in smartphones, tablets, and other mobile devices.
Product Features and Performance
Supports up to 8 LED strings + 4 LDOs
Wide input voltage range of 2.9V to 5.5V
Integrated PWM dimming control
High efficiency of up to 92%
Constant current output of 25mA per channel
Operates at a switching frequency of 400kHz
Thermal shutdown and overcurrent protection
Product Advantages
Highly integrated design reduces BOM and simplifies the power supply circuit
Consistent brightness and color control across multiple LED strings
Efficient operation to extend battery life in portable applications
Small 20-VFQFN package with exposed thermal pad for improved heat dissipation
Key Reasons to Choose This Product
Comprehensive power management solution for LED backlighting
Reliable and robust performance with built-in protection features
Compact and space-saving design for space-constrained applications
Cost-effective alternative to discrete LED driver solutions
Quality and Safety Features
Designed and manufactured to high quality and reliability standards
Overcurrent, overvoltage, and thermal protection mechanisms
RoHS and REACH compliant
Compatibility
The SC668ULTRT is compatible with a wide range of LED-backlit displays and panels used in smartphones, tablets, and other portable devices.
Application Areas
Smartphone, tablet, and mobile device backlighting
Other portable and handheld electronics with LED-based displays
Product Lifecycle
The SC668ULTRT is an obsolete product, meaning it is no longer in production. However, Semtech offers alternative and equivalent models that may serve as replacement options. Customers are advised to contact our website's sales team for more information on available alternatives and to discuss their specific application requirements.
