ADS8326

REF5040

REF

V

OUT

GND

+IN

- IN

V

IN

+5 V

OPA365

Input

Signal

0 V to 4 V

+5 V

+5 V

V

DD

GND

C

BYPASS

1 µF

R

1

50

C

1

1.2 nF

C

2

22 µf

Product

Folder

Sample &

Buy

Technical

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REF5020-EP, REF5025-EP, REF5040-EP, REF5050-EP

SBOS471B – APRIL 2010 – REVISED JUNE 2015

REF50xx-EP Low-Noise, Very Low Drift, Precision Voltage Reference

1 Features

3 Description

The REF50xx is a family of low-noise, very low-drift,

1

•

Low Temperature Drift:

very

high

precision

voltage

references.

These

5 ppm/°C (Maximum)

references are capable of both sinking and sourcing,

•

High Accuracy:

and are very robust with regard to line and load

0.08% (Maximum)

changes.

•

Low Noise: 3

Excellent temperature drift and high accuracy are

•

High Output Current: ±10 mA

achieved using proprietary design techniques. These

features, combined with very low noise, make the

•

Available in Military (–55°C to 125°C)

REF50xx family ideal for use in high-precision data

acquisition systems.

•

Extended Product Life Cycle

They are offered in SOIC-8 packages, and are

•

Extended Product-Change Notification

specified from –55°C to 125°C.

•

Product Traceability

Device Information(1)

2 Applications

PART NUMBER

PACKAGE

BODY SIZE (NOM)

•

16-Bit Data Acquisition Systems

REF50xx-EP

SOIC (8)

4.90 mm × 3.91 mm

•

ATE Equipment

(1) For all available packages, see the orderable addendum at

the end of the data sheet.

•

Industrial Process Control

•

Medical Instrumentation

•

Optical Control Systems

•

Precision Instrumentation

•

Controlled Baseline

•

One Assembly/Test Site

•

One Fabrication Site

(1)

Custom temperature ranges available

Simplified Schematic

1

An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,

intellectual property matters and other important disclaimers. PRODUCTION DATA.