• Part: LED5000
  • Description: 3A monolithic step-down current source
  • Manufacturer: STMicroelectronics
  • Size: 2.25 MB
LED5000 Datasheet (PDF) Download
STMicroelectronics
LED5000

Description

The LED5000 device is an 850 kHz fixed switching frequency monolithic step-down DC-DC converter designed to operate as a precise constant current source with an adjustable current capability up to 3 A DC.

Key Features

  • 5.5 V to 48 V operating input voltage range
  • 850 kHz fixed switching frequency
  • 200 mV typ. current sense voltage drop
  • Buck / buck-boost / floating boost topologies
  • ± 3% output current accuracy
  • 200 mΩ typical RDSON
  • Peak current mode architecture
  • Short-circuit protection
  • pliant with ceramic output capacitors
  • Inhibit for zero current consumption

Applications

  • High brightness LED driving