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LM399, LM3999Z, LM399AH

Table of contents:
Info of LM399
Info of LM3999Z
Info of LM399AH

LM399, LM3999Z, LM399AH Selling Leads, Datasheet

MFG:Linear Technology Category:Integrated Circuits (ICs) Package Cooled:496+ D/C:1999

LM399, LM3999Z, LM399AH Datasheet download

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Part Number: LM399AH

Category: Integrated Circuits (ICs)

MFG: Linear Technology

Package Cooled: 496+

D/C: 1999

Description: IC REFERENCE PRECISION TO-46

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LM399 Parameters

LM399 Features

Guaranteed 0.0001%/°C temperature coefficient
Low dynamic impedance - 0.5
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 power for stabilization - 300 mW at 25°C
Long term stability - 20 ppm
Proven reliability, low-stress packaging in TO-46 integrated-circuit hermetic package, for low hysteresis after thermal cycling. 33 million hours MTBF at T_A = +25°C (T_J = +86°C)
Certified long term stability available
MIL-STD-883 compliant

LM399 General Description

Precision Reference

LM399 Maximum Ratings

Initial Accuracy (+/-) Max	2 %
Reference Voltage	6.95 V
Tempco, max (ppm/C)	5 ppm
Operating Current	0.5 mA
Output Current	10 mA
Temperature Min	0 deg C
Temperature Max	70 deg C
View Using Catalog

LM399 Features

Guaranteed 0.0001%/°C temperature coefficient
Low dynamic impedance - 0.5
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 power for stabilization - 300 mW at 25°C
Long term stability - 20 ppm
Proven reliability, low-stress packaging in TO-46 integrated-circuit hermetic package, for low hysteresis after thermal cycling. 33 million hours MTBF at T_A = +25°C (T_J = +86°C)
Certified long term stability available
MIL-STD-883 compliant

LM399 Typical Application

LM399 Datasheet

LM399 Connection Diagram

LM399AH Parameters

Technical/Catalog Information	LM399AH
Vendor	Linear Technology
Category	Integrated Circuits (ICs)
Reference Type	Shunt
Voltage - Output	6.95V
Tolerance	±5%
Temperature Coefficient	2ppm/°C
Voltage - Input	-
Number of Channels	1
Current - Cathode	500A
Current - Quiescent	-
Current - Output	10mA
Operating Temperature	0°C ~ 70°C
Package / Case	TO-46-4
Packaging	Tube
Lead Free Status	Contains Lead
RoHS Status	RoHS Non-Compliant
Other Names	LM399AH LM399AH

LM399AH General Description

The LM399AH precision reference features excellent tempertature stability over a wide range of voltage,temperature,and operating current conditions.

Features of the LM399AH are:(1)guaranteed 0.5ppm/ temperature coefficient;(2)guaranteed 1.0 max. dynamic impedance;(3)guaranteed 20V RMS max.noise;(4)guaranteed inital tolerance of 2%;(5)wide operating current range.Applications of the LM399AH are:(1)precision voltage reference for multimeters;(2)calibration equipment voltage standards;(3)laboratory measurement equipment;(4)industrial monitor/control instruments;(5)high accurancy data converters.

The absolute maximum ratings of the LM399AH can be summarized as:(1):the parameter is temperature stabilizer,the rating is 40,the unit is V;(2):the parameter is reverse breakdown current,the rating is 20,the unit is mA;(3):the parameter is forward current,the rating is 1,the unit is mA;(4):the parameter is reference to substrate voltage,the symbol is V(RS),the rating is -0.1,the unit is V;(5):the parameter is operating temperature range,the rating is 0 to 70,the unit is ;(6):the parameter is storage temperature range,the rating is -65 to 150,the unit is ;(7):the parameter is lead temperature (soldering,10 sec),the rating is 300,the unit is .

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