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FAN5617 Datasheet High-efficiency Constant-current Led Driver

Manufacturer: Fairchild (now onsemi)

Overview: FAN5617 — High-Efficiency, Constant-Current LED Driver with TinyWireTM Brightness Control April 2007 FAN5617 High-Efficiency, Constant-Current LED Driver with TinyWire™ Brightness.

General Description

ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ ƒ External Resistor Sets Maximum (100%) LED Current ƒ 2.7V to 5.5V Input Voltage Range ƒ 1MHz Operating Frequency ƒ Shutdown Isolates Output from Input, Typically <1µA ƒ Protections: Short-Circuit;

Soft-Start Limits Inrush Current The FAN5617 is a low-ripple, low-EMI, high-efficiency, constant-current LED driver that drives three LEDs in parallel.

The LED brightness control is programmable TinyWire™ Single-Wire Digital Brightness Control through Fairchild’s proprietary single-wire digital interface, TinyWire™.

Key Features

  • Three-Channel Parallel LED Driver for a Large Range of Forward Voltages.

FAN5617 Distributor