SLUUCT0A may 2023 – june 2023 TPS923652 , TPS923653 , TPS923654 , TPS923655
Figure 5-1 shows the efficiency versus input duty cycle in analog dimming mode. The full-scale LED current IFS is set at 2 A. The frequency of the input PWM signal at the ADIM/HD pin is 20 kHz. Input voltage VIN is 24 V. The load is 16 white LEDs in series.
Figure 5-2 shows the efficiency versus input duty cycle in PWM dimming mode. The full-scale LED current IFS is set at 2 A. The frequency of the input PWM signal at the PWM/EN pin is 20 kHz. Input voltage VIN is 24 V. The load is 16 white LEDs in series.