REF3012, REF3020, REF3025, REF3030, REF3033, REF3040

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4

TYPICAL CHARACTERISTICS

Unit 3

Figure 2. Output Voltage vs. Temperature

Figure 3. Output Voltage vs. Supply Voltage

(No Load)

TEMPERATURE (°C)

85

60

35

10

−15

−40

1.2492

1.2494

1.2496

1.2498

1.2502

1.2504

1.2506

1.2508

Figure 4. Line Regulation over Temperature

Figure 5. Load Regulation over Temperature

Unit 1

Unit 2

1.2500

INPUT VOLTAGE (V)

5.5

4.5

4.0

3.5

3.0

2.5

1.2498

1.2499

1.2500

1.2501

1.2502

Unit 3

Unit 1

Unit 2

5.0

INPUT VOLTAGE (V)

5.5

5.0

4.5

4.0

3.5

3.0

2.5

−25

0

25

50

+85°C

+25°C

−40°C

OUTPUT CURRENT (mA)

10

5

0

−5

−10

−1.5

−1.0

−0.5

0

0.5

1.0

1.5

2.0

+85°C

+25°C

−40°C

SINKING

SOURCING

Figure 6. Power−Supply Rejection Ratio vs.

Frequency

FREQUENCY (Hz)

100 k

10 k

1 k

100

10

1

−90

−80

−70

−50

−40

−30

−10

0

−60

−20

No Load

1 nF Load

10 nF Load

100 nF Load

1 M

Figure 7. Output Impedance vs. Frequency

FREQUENCY (Hz)

100 k

10 k

1 k

100

10

1

0

20

40

60

80

100

120

160

140

No Load

1 nF Load

10 nF Load

100 nF Load