LM2991, LM2 Negative Low Dropout Adjustable Regulator

National Semiconductor

Description

LM2991 Negative Low Dropout Adjustable Regulator May 1999 LM2991 Negative Low Dropout Adjustable Regulator General .
The LM2991 is a low dropout adjustable negative regulator with a output voltage range between. 3V to. 24V.

📥 Download Datasheet

LM2991 Datasheet Preview — This datasheet PDF includes multiple part numbers: LM2991, LM2. Please refer to the document for exact specifications by model.

Datasheet Specifications

Part number: LM2991, LM2
Manufacturer: National Semiconductor
File Size: 338.54 KB
Datasheet: LM2-991.pdf
Description: Negative Low Dropout Adjustable Regulator
Note: This datasheet PDF includes multiple part numbers: LM2991, LM2.
Please refer to the document for exact specifications by model.

Features

* a On /Off pin for remote shutdown capability. The LM2991 uses new circuit design techniques to provide a low dropout voltage, low quiescent current and low temperature coefficient precision reference. The dropout voltage at 1A load current is typically 0.6V and a guaranteed worst-case maximum of 1V

Applications

* n Post switcher regulator n Local, on-card, regulation n Battery operated equipment Typical Application DS011260-1 VOUT = VREF (1 + R2/R1)
* Required if the regulator is located further than 6 inches from the power supply filter capacitors. A 1 µF solid tantalum or a 10 µF aluminum electrolyti

LM2991 Distributors

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LM2 Negative Low Dropout Adjustable Regulator National Semiconductor

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