1

GND_F

GND_S

3

2

ENABLE

5

6

4

OUT_S

IN

OUT_F

REF3212

REF3220

REF3225

REF3230

REF3233

REF3240

REF3212, REF3220

REF3225, REF3230

REF3233, REF3240

www.ti.com

SBVS058C

– JUNE 2005 – REVISED AUGUST 2011

4ppm/

°C, 100μA, SOT23-6

SERIES VOLTAGE REFERENCE

Check for Samples: REF3212, REF3220, REF3225, REF3230, REF3233, REF3240

1

FEATURES

DESCRIPTION

The REF32xx is a very low drift, micropower,

2

•

Excellent Specified Drift Performance:

low-dropout,

precision

voltage

reference

family

– 7ppm/°C (max) at 0°C to +125°C

available in the tiny SOT23-6 package.

– 20ppm/°C (max) at –40°C to +125°C

The small size and low power consumption (120

μA

•

Microsize Package: SOT23-6

max) of the REF32xx make it ideal for portable and

•

High Output Current:

±10mA

battery-powered applications. This reference is stable

with any capacitive load.

•

High Accuracy: 0.01%

The REF32xx can be operated from a supply as low

•

Low Quiescent Current: 100

μA

as 5mV above the output voltage, under no load

•

Low Dropout: 5mV

conditions. All models are specified for the wide

temperature range of

–40°C to +125°C.

APPLICATIONS

•

Portable Equipment

AVAILABLE OUTPUT VOLTAGES

PRODUCT

VOLTAGE

•

Data Acquisition Systems

REF3212

1.25V

•

Medical Equipment

REF3220

2.048V

•

Test Equipment

REF3225

2.5V

REF3230

3.0V

REF3233

3.3V

REF3240

4.096

1

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas

Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

2

All trademarks are the property of their respective owners.

PRODUCTION DATA information is current as of publication date.

Copyright

© 2005–2011, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.