6

REF3312, REF3318, REF3320, REF3325, REF3330, REF3333

SBOS392F – AUGUST 2007 – REVISED NOVEMBER 2016

www.ti.com

Product Folder Links: REF3312 REF3318 REF3320 REF3325 REF3330 REF3333

Submit Documentation Feedback

Copyright © 2007–2016, Texas Instruments Incorporated

(1)

The minimum supply voltage for the REF3312 is 1.7 V.

(2)

The thermal hysteresis procedure is explained in more detail in the Thermal Hysteresis section.

7.5 Electrical Characteristics

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

REF3312 (1.25 V)

Output voltage

1.25

V

Initial accuracy

–0.15%

0.15%

Output voltage noise

f = 0.1 Hz to 10 Hz

35

REF3318 (1.8 V)

Output voltage

1.8

V

Initial accuracy

–0.15%

0.15%

Output voltage noise

f = 0.1 Hz to 10 Hz

50

REF3320 (2.048 V)

Output voltage

2.048

V

Initial accuracy

–0.15%

0.15%

Output voltage noise

f = 0.1 Hz to 10 Hz

55

REF3325 (2.5 V)

Output voltage

2.5

V

Initial accuracy

–0.15%

0.15%

Output voltage noise

f = 0.1 Hz to 10 Hz

70

REF3330 (3.0 V)

Output voltage

3.0

V

Initial accuracy

–0.15%

0.15%

Output voltage noise

f = 0.1 Hz to 10 Hz

84

REF3333 (3.3 V)

Output voltage

3.3

V

Initial accuracy

–0.15%

0.15%

Output voltage noise

f = 0.1 Hz to 10 Hz

92

REF33xx (REF3312, REF3318, REF3320, REF3325, REF3330, REF3333)

Output voltage temperature drift

–40°C to 85°C

9

30

ppm/°C

–40°C to 125°C

8

30

ppm/°C

Line regulation

(1)

–50

6

50

ppm/V

0°C to +70°C

6

ppm/V

–40°C to 85°C

8

ppm/V

–40°C to 125°C

30

ppm/V

Load regulation

(1)

–50

6

50

ppm/mA

10

ppm/mA

–40°C to 85°C

20

ppm/mA

–40°C to 125°C

20

ppm/mA

dT

90

ppm

110

160

mV

0°C to 70°C

120

mV

–40°C to 85°C

135

mV

–40°C to 125°C

180

mV

70

mV

Short-circuit current

Sourcing and sinking

35

mA

Capacitive load

0.1

10

μF

Turn-on settling time

2

ms