4

5

6

7

8

9

10

11

12

±75

±50

±25

0

25

50

75

100

125

150

Temperature (

ƒC)

C020

4

5

6

7

8

9

10

11

12

±75

±50

±25

0

25

50

75

100

125

150

Temperature (

ƒC)

C021

1.2493

1.2495

1.2497

1.2499

1.2501

1.2503

±20

±15

±10

±5

0

5

10

15

20

Load Current (mA)

C039

125°C

25°C

-40°C

4

5

6

7

8

9

10

11

12

±75

±50

±25

0

25

50

75

100

125

150

Temperature (

ƒC)

C025

2.4980

2.4985

2.4990

2.4995

2.5000

2.5005

±20

±15

±10

±5

0

5

10

15

20

Load Current (mA)

C038

125°C

25°C

-40°C

±1000

±750

±500

±250

0

250

500

750

1000

±75

±50

±25

0

25

50

75

100

125

150

Temperature (

ƒC)

C003

7

REF1925, REF1930, REF1933, REF1941

www.ti.com

SBOS697A – SEPTEMBER 2014 – REVISED JANUARY 2017

Product Folder Links: REF1925 REF1930 REF1933 REF1941

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Copyright © 2014–2017, Texas Instruments Incorporated

Typical Characteristics (continued)

At TA = 25°C, IL = 0 mA, VIN = 5-V power supply, CL = 0 µF, and 2.5-V output, unless otherwise noted.

Figure 7. VREF – 2 × VBIAS Tracking vs Temperature

VREF output

Figure 8. Output Voltage Change vs Load Current (VREF)

VBIAS output

Figure 9. Output Voltage Change vs Load Current (VBIAS)

VREF output

IL = 20 mA

Figure 10. Load Regulation Sourcing vs Temperature (VREF)

VBIAS output

IL = 20 mA

Figure 11. Load Regulation Sourcing vs Temperature (VBIAS)

VREF output

IL = –20 mA

Figure 12. Load Regulation Sinking vs Temperature (VREF)