0

5

10

15

20

25

30

35

40

Thermal Hysteresis - V

BIAS (ppm)

C014

0

5

10

15

20

25

30

35

40

Thermal Hysterisis - V

REF (ppm)

C013

0.01

0.1

1

10

100

0.01

0.1

1

10

100

1k

10k

100k

Frequency (Hz)

C023

C

L = 0

F

C

L = 1µF

C

L = 10

F

0.01

0.1

1

1

10

100

1k

10k

Frequency (Hz)

C030

C

L = 0 µF

C

L = 4.7

F

C

L = 10 µF

0.01

0.1

1

10

100

0.01

0.1

1

10

100

1k

10k

100k

Frequency (Hz)

C024

C

L = 0

F

C

L = 1µF

C

L = 10

F

11

REF1925, REF1930, REF1933, REF1941

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SBOS697A – SEPTEMBER 2014 – REVISED JANUARY 2017

Product Folder Links: REF1925 REF1930 REF1933 REF1941

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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 31. Output Voltage Noise Spectrum

VREF output

Figure 32. Output Impedance vs Frequency (VREF)

VBIAS output

Figure 33. Output Impedance vs Frequency (VBIAS)

Figure 34. Thermal Hysteresis Distribution (VREF)

Figure 35. Thermal Hysteresis Distribution (VBIAS)