Product Highlights

CV and 4-Channel LED Backlight Controller

• Eliminates buck and LED backlight boost converters

• One or two constant voltage outputs

• Independently regulated outputs with instantaneous transient

response ±5 CV on 0-100-0 load step

• Typical output voltages

• One CV mode: 5 V to 22 V

• Two CV mode: 5 V and 12 V to 22 V

• 1-4 string LED backlight

• 3 matching accuracy for LED strings

• Analog, PWM, sequenced PWM and filtered PWM operation

• Up to 100 V string voltage / up to 960 mA total string current

• Up to 2:1 LED string voltage range

Advanced Protection / Safety Features

• Individual overload protection for all outputs

• String imbalanced / short / open protection

• Output overvoltage set for auto-restart

Convenient Packages

• 28-Lead HSOP for single-sided wave soldered PCBs or small 28-Lead

QFN (5x5 mm Body) for compact multilayer designs

Applications

• ENERGY STAR 8, CEC, and 2021/2023 EU labeling for monitors and TVs