• Part: LM2984
  • Description: Microprocessor Power Supply System
  • Manufacturer: National Semiconductor
  • Size: 399.00 KB
LM2984 Datasheet (PDF) Download
National Semiconductor
LM2984

Overview

The LM2984 positive voltage regulator features three independent and tracking outputs capable of delivering the power for logic circuits, peripheral sensors and standby memory in a typical microprocessor system. The LM2984 includes circuitry which monitors both its own high-current output and also an external µP.

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  • Three low dropout tracking regulators Output current in excess of 500 mA Fully specified for -40˚C to +125˚C operation Low quiescent current standby regulator Microprocessor malfunction RESET flag Delayed RESET on power-up Accurate pretrimmed 5V outputs Reverse battery protection Overvoltage protection Reverse transient protection Short circuit protection Internal thermal overload protection ON/OFF switch for high current outputs P+ Product Enhancement tested