RT8475 Datasheet High Voltage High Current LED Driver Controller

Manufacturer: Richtek

Datasheet Details

Part number	RT8475
Manufacturer	Richtek
File Size	315.23 KB
Description	High Voltage High Current LED Driver Controller
Datasheet	RT8475 Datasheet

The RT8475 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 voltage up to 90V, the RT8475 is ideal for buck, boost or buck-boost operation.

® RT8475 High Voltage High Current LED Driver Controller for Buck, Boost or Buck-Boost Topology.

z High Voltage Capability : VIN Up to 36V, LED Sensing Threshold Common Mode Voltage Up to 90V z Buck, Boost or Buck-Boost Operation z Programmable Switching Frequency z Easy Dimming Control : Analog or Digital Converting to Analog with One External Capacitor z Programmable Soft-Start to Avoid Inrush Current z Programmable Over Voltage Protection z VIN Under Voltage Lockout and Thermal Shutdown z RoHS Compliant and Halogen Free.

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