AD8305ACP-R2 datasheet(6/24 Pages) AD

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AD8305

Rev. B | Page 6 of 24

TYPICAL PERFORMANCE CHARACTERISTICS

VP = 5 V, VN = 0 V, RREF = 200 kΩ, TA = 25°C, unless otherwise noted.

IPD (A)

1.4

1.2

1.0

0.8

0.6

0.4

0.2

10n

10µ

100µ1m

10m

1.6

TA = –40°C, 0°C, +25°C, +70°C, +85°C

VN = 0V

–40°C

+25°C

+85°C

0°C

+70°C

100n

1µ

Figure 3. VLOG vs. IPD for Multiple Temperatures

1.4

1.2

1.0

0.8

0.6

0.4

0.2

1.6

–40°C

1.8

TA = –40°C, 0°C, +25°C, +70°C, +85°C

VN = 0V

+25°C

+85°C

0°C

+70°C

IREF (A)

10n

10µ

100µ

10m

100n

1µ

Figure 4. VLOG vs. IREF for Multiple Temperatures

1.4

1.2

1.0

0.8

0.6

0.4

0.2

1.6

1.8

10nA

100nA

1µA

10µA

100µA

1mA

IPD (A)

10n

10µ

100µ

10m

100n

1µ

Figure 5. VLOG vs. IPD for Multiple Values of IREF (Decade Steps from 10 nA to 1 mA)

IPD (A)

1.5

–2.0

1.0

0.5

–0.5

–1.0

–1.5

–40°C

2.0

0°C

+70°C

+25°C

TA = –40°C, 0°C, +25°C, +70°C, +85°C

VN = 0V

10n

10µ

100µ1m

10m

100n

1µ

+85°C

Figure 6. Law Conformance Error vs. IPD (at IREF = 10 μA) for Multiple

Temperatures, Normalized to 25°C

1.5

–2.0

1.0

0.5

–0.5

–1.0

–1.5

–40°C

2.0

0°C

+70°C

+85°C

+25°C

TA = –40°C, 0°C, +25°C, +70°C, +85°C

VN = 0V

IPD (A)

10n

10µ

100µ1m

10m

100n

1µ

Figure 7. Law Conformance Error vs. IREF (at IPD = 10 μA) for Multiple

Temperatures, Normalized to 25°C

0.4

–0.3

0.3

0.2

0.1

–0.1

–0.2

0.5

–0.4

–0.5

1µA

10µA

100µA

1mA

10nA

100nA

IPD (A)

10n

10µ

100µ

10m

100n

1µ

Figure 8. Law Conformance Error vs. IPD for Multiple Values of IREF (Decade Steps

from 10 nA to 1 mA)

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