RT8577A - High Voltage 4-CH LED Driver

Product Overview

Richtek

Datasheet Details

Part number	RT8577A
Manufacturer	Richtek
File Size	368.98 KB
Description	High Voltage 4-CH LED Driver
Datasheet	RT8577A Datasheet
Additional preview pages of the RT8577A datasheet.

RT8577A Product details

Description

The RT8577A is an 4-CH LED driver capable of delivering 120mA for each channel.

The RT8577A is a current mode boost converter with an adjustable switching frequency via the RT pin from 200kHz to 2.1MHz and a wide VIN range from 5.5V to 40V.

Features

Wide Input Supply Voltage Range : 5.5V to 40V.
Adjustable Boost Controller Switching Frequency from 200kHz to 2.1MHz.
Programmable Channel Current.
Channel Current Matching : ±1.5%.
External Dimming Control.
Boost MOSFET Over Current Protection.
Automatic LED Open/Short Protection to Avoid Output Over Voltage.
VCC Under Voltage Lockout.
Adjustable Over Voltage Protection.
Thermal Shutdown Protection.
Abnormal Status Indicator for OVP/Short/.

📁 Similar Datasheet

RT8510 - Rotational Position Transducer (Latin Tech)
RT8510 - Rotational Position Transducer (Celesco)
RT8004 - Synchronous Step-Down Regulator (Richtek Technology)
RT8015 - Synchronous Step-Down Regulator (Richtek Technology)
RT8015B - Synchronous Step-Down Converter (Richtek Technology)
RT805 - AUTOMOTIVE BRIDGE RECTIFIERS (LRC)
RT81 - AUTOMOTIVE BRIDGE RECTIFIERS (LRC)
RT810 - AUTOMOTIVE BRIDGE RECTIFIERS (LRC)
RT8100A - Synchronous buck PWM DC/DC (Richtek Technology Corporation)
RT8101 - 12V Synchronous Buck PWM DC-DC (Richtek Technology Corporation)

Other Datasheets by Richtek

RT8572 - High Voltage 8-CH LED Driver
RT8573 - High Voltage Boost/SEPIC Controller
RT8575 - 4-String White LED Driver
RT8576 - High Voltage 8-CH LED Driver
RT8509 - Step-Up DC/DC Converter
RT8509A - Step-Up DC/DC Converter
RT8510 - 43V 4-CH LED Driver
RT8511A - 43V Asynchronous Boost WLED Driver

Published: Oct 20, 2021 |