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LED2001 Datasheet 4a Monolithic Step-down Current Source

Manufacturer: STMicroelectronics

Overview: LED2001 Datasheet 4 A monolithic step-down current source with synchronous rectification Product status link.

General Description

The LED2001 is an 850 kHz fixed switching frequency monolithic step-down DC-DC converter designed to operate as precise constant current source with an adjustable current capability up to 4 A DC.

The embedded PWM dimming circuitry

Key Features

  • 3.0 V to 18 V operating input voltage range.
  • 850 kHz fixed switching frequency.
  • 100 mV typ. current sense voltage drop.
  • PWM dimming.
  • ± 7% output current accuracy.
  • Synchronous rectification.
  • 95 mΩ HS/ 69 mΩ LS typical RDS(on).
  • Peak current mode architecture.
  • Embedded compensation network.
  • Ceramic output capacitor compliant.
  • Internal current limiting.
  • Thermal shutdown.

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LED2001 Distributor