LM3999 Precision Reference

National Semiconductor

Description

LM199/LM299/LM399/LM3999 Precision Reference May 1999 LM199/LM299/LM399/LM3999 Precision Reference General .
The LM199 series are precision, temperature-stabilized monolithic zeners offering temperature coefficients a factor of ten better than high quality re.

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Datasheet Specifications

Part number: LM3999
Manufacturer: National Semiconductor
File Size: 292.17 KB
Datasheet: LM3999_NationalSemiconductor.pdf
Description: Precision Reference

Features

* n n n n n n n n n n Guaranteed 0.0001%/˚C temperature coefficient Low dynamic impedance
* 0.5Ω Initial tolerance on breakdown voltage
* 2% Sharp breakdown at 400 µA Wide operating current
* 500 µA to 10 mA Wide supply range for temperature stabilizer Guaranteed low noise Low

Applications

* are analog to digital converters, calibration standards, precision voltage or current sources or precision power supplies. Further in many cases the LM199 can replace references in existing equipment with a minimum of wiring changes. The LM199 series devices are packaged in a standard hermetic TO-46

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LM3999 Precision Reference National Semiconductor

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