AD8237

Data Sheet

Rev. 0 | Page 18 of 28

500

–500

–40

125

110

95

80

65

50

35

20

5

–10

–25

TEMPERATURE (°C)

INPUT OFFSET CURRENT

–IN BIAS CURRENT

+IN BIAS CURRENT

–400

–300

–200

–100

0

100

200

300

400

REPRESENTATIVE SAMPLE

Figure 58. Input Bias Current and Input Offset Current vs. Temperature

500

–500

–40

125

110

95

80

65

50

35

20

5

–10

–25

TEMPERATURE (°C)

OFFSET CURRENT

REF BIAS CURRENT

FB BIAS CURRENT

–400

–300

–200

–100

0

100

200

300

400

REPRESENTATIVE SAMPLE

Figure 59. REF Input Bias Current, FB Input Bias Current, and Offset Current vs.

Temperature

+300

+200

+100

–300

–200

–100

0.9

2.5

2.3

2.1

1.9

1.7

1.5

1.3

1.1

–40°C

+25°C

+85°C

+125°C

Figure 60. Output Voltage Swing vs. Supply Voltage

+0.4

+0.2

–0.4

–0.2

1k

10k

100k

1M

LOAD RESISTANCE (Ω)

–40°C

+25°C

+85°C

+125°C

+0.2

+0.3

+0.4

+0.1

–0.2

–0.3

–0.4

–0.1

1k

10k

100k

1M

LOAD RESISTANCE (Ω)

–40°C

+25°C

+85°C

+125°C

+1.2

+0.8

+0.4

–1.2

–0.8

–0.4

0

3.0

2.5

1.5

2.0

1.0

0.5

OUTPUT CURRENT (mA)

–40°C

+25°C

+85°C

+125°C

Figure 63. Output Voltage Swing vs. Output Current