RT8482 High Voltage High Current LED Driver Controller

Richtek

Description

® RT8482 High Voltage High Current LED Driver Controller for Buck Boost, or Buck-Boost Topology General .
The RT8482 is a current mode PWM controller designed to drive an external MOSFET for high current LED applications.

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Datasheet Specifications

Part number: RT8482
Manufacturer: Richtek
File Size: 263.79 KB
Datasheet: RT8482-Richtek.pdf
Description: High Voltage High Current LED Driver Controller

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 Frequency z Easy Dimming : Analog, PWM Digital or PWM Converting to Analog with One External Capacitor z Programmable Soft Start to Avoid Inrush Current z Programm

Applications

* With a current sense amplifier threshold of 190mV, the LED current is programmable with one external current sense resistor. With a maximum operating input voltage of 36V and output voltage up to 48V, the RT8482 is ideal for Buck, Boost or Buck-Boost operation. With 350kHz operating frequency, the

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RT8482 High Voltage High Current LED Driver Controller Richtek

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