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RYC9901 Datasheet Multi-LED Boost

Manufacturer: Tyco Electronics (now TE Connectivity)

General Description

The RYC9901 device is a low-cost integrated boost converter IC specifically designed for driving multiLED arrays.

It can be operated from a single Lithium cell or two alkaline cells, and drives up to 7 LEDs.

All LEDs are in series, and the RYC9901 device regulates at constant current, yielding uniform illumination.

Overview

RYC9901 Multi-LED Boost GENERAL.

Key Features

  • an active low enable/ dimming pin and thermal protection, and is available in a space-saving SOT23-6 package. Raychem Power Management ICs www. tycopowercomponents. com Document: SCD 25493 Status: Released Rev. : D Rev Date: March 8, 2005.