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Ultralow Noise XFET Voltage References with Current Sink and Source Capability

V-Ref Precision 4.5V 30mA 8-Pin MSOP T/R

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GENERAL DESCRIPTION

The ADR43x series is a family of XFET voltage references featuring low noise, high accuracy, and low temperature drift performance. Using ADI¡¯s patented temperature drift curvature correction and XFET (eXtra implanted junction FET) technology, the ADR43x¡¯s voltage change versus temperature nonlinearity is minimized.

FEATURES

Low noise (0.1 Hz to 10 Hz): 3.5 ?V p-p @ 2.5 V output

No external capacitor required

Low temperature coefficient

A Grade: 10 ppm/¡ãC max

B Grade: 3 ppm/¡ãC max

Load regulation: 15 ppm/mA

Line regulation: 20 ppm/V

Wide operating range

ADR430: 4.1 V to 18 V

ADR431: 4.5 V to 18 V

ADR433: 5.0 V to 18 V

ADR434: 6.1 V to 18 V

ADR435: 7.0 V to 18 V

ADR439: 6.5 V to 18 V

High output current: +30 mA/?20 mA

Wide temperature range: ?40¡ãC to +125¡ãC

APPLICATIONS

Precision data acquisition systems

High resolution data converters

Medical instruments

Industrial process control systems

Optical control circuits

Precision instruments

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    V-Ref Precision 4.5V 30mA 8-Pin MSOP T/R

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ADR439ARM-REEL7 ²úÆ·Ïà¹ØÐͺÅ

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