RT8452 Datasheet (Richtek) - High Voltage High Current LED Driver Controller

RT8452, High Voltage High Current LED Driver Controller

The RT8452 is a current mode PWM controller designed to drive an external MOSFET for high current LED applications.

With a current sense amplifier threshold of 190mV, the LED current is programmable with one external current sense resistor.

With the maximum operating input voltage of 36V and output

RT8452 Features

* z High Voltage Capability : VIN Up to 36V, VOUT Up to 48V z Buck, Boost or Buck-Boost Operation z Current Mode PWM with 350kHz Switching Frenquency z Easy Dimming Control : Analog or Digital Converting to Analog with One External Capacitor z True PWM Dimming : External FET Driver is Build- in z Prog