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It also supports the local dimming and global dimming by independent PWM generators with programmable PWM
Products ▶ LED Drivers ▶ Backlight LED Drivers ▶ RT8306
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It also supports the local dimming and global dimming by independent PWM generators with programmable PWM
https://www.richtek.com/assets/product_file/RT8306/DS8306-00QV.pdf
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3.Dimming Type: Dimming has become an essential feature of LED drivers
Design Support ▶ Technical Documentation ▶ LED Backlight System and Power Solutions
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This method allows for fast locally dimming LEDs for
https://www.richtek.com/~/media/AN PDF/AN006_EN.pdf
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It also supports the local dimming and scan dimming by 4 independent PWM generators with
Products ▶ LED Drivers ▶ RGB & White LED Drivers ▶ RT8302A
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For brightness dimming, the RT4503A supports 32 steps pulse dimming which
Products ▶ LED Drivers ▶ Backlight LED Drivers ▶ RT4503/RT4503A
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10 WLEDs in Two Strings Independent PWM Dimming and 1-Wire Dimming Control PWM Dimming Frequency from 20k to 100kHz Up to 10 Bit Dimming Resolution
Design Support ▶ Design Reference ▶ EVB_RT4531WSC
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36-channel current sink LED driver for local dimming and animated lighting applications
About Richtek ▶ Product Newsletters ▶ Newsletter Issue 45
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T HI Duration of EN Logic High for pulse dimming 0.5 -- -- Time of EN Logic Logic-Low T LO Duration of EN Logic Low for pulse dimming 0.5 -- 10 μs Shutdown Delay T SHDN From EN
https://www.richtek.com/assets/product_file/RT9302/DS9302-04.pdf
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