Automotive-grade LED backlight regulator
The TPS61193PWPRQ1 is a three-channel DC-DC regulator from Texas Instruments, designed for automotive backlight applications. It integrates a boost or SEPIC controller with internal switches, delivering up to 45 V output at 100 mA per channel.
Three channels, PWM dimming, 45 V ceiling
PWM dimming is supported natively, which is the standard interface for automotive display backlight controllers. The input supply range spans 4.5 V to 45 V, covering both nominal 12 V and 24 V automotive rails.