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RT8477A Datasheet - Richtek

RT8477A - High Voltage High Multiple-Topology Current LED Driver

The RT8477A is a current mode PWM controller designed to drive an external MOSFET for high current LED applications with wide input voltage (4.5V to 50V) and output voltage (up to 50V) ranges.

With internal 380kHz operating frequency, the size of the external PWM inductor and input/output capacitor

RT8477A Features

* Buck Constant Current Converter

* High Voltage : VIN up to 50V, VOUT up to 50V

* 380kHz Fixed Switching Frequency

* Analog or PWM Control Signal for LED Dimming

* Internal Soft-Start to Avoid Inrush Current

* Under-Voltage Lockout

* Thermal Shutdown Applications

* D

RT8477A-Richtek.pdf

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Datasheet Details

Part number:

RT8477A

Manufacturer:

Richtek

File Size:

196.71 KB

Description:

High voltage high multiple-topology current led driver.

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