LM2842Q Datasheet (PDF) Download
National Semiconductor
LM2842Q

Description

The LM2840, LM2841 and LM2842 are PWM DC/DC buck (step-down) regulators. With a wide input range from 4.5V-42V, they are suitable for a wide range of applications such as power conditioning from unregulated sources.

Key Features

  • LM2840Q, LM2841Q and LM2842Q are Automotive Grade products that are AEC-Q100 grade 1 qualified (-40° C to +125°C operating junction temperature)
  • Input voltage range of 4.5V to 42V
  • Output current options of 100 mA, 300 mA and 600 mA
  • Feedback pin voltage of 0.765V
  • 550 kHz (X) or 1.25 MHz (Y) switching frequency
  • Low shutdown IQ, 16 µA typical
  • Short circuit protected
  • Internally compensated
  • Soft-start circuitry
  • Small overall solution size (TSOT-6L package)