AD590

Data Sheet

Rev. G | Page 4 of 16

AD590L AND AD590M SPECIFICATIONS

Table 2.

AD590L

AD590M

Parameter

Min

Typ

Max

Min

Typ

Max

Unit

POWER SUPPLY

Operating Voltage Range

4

30

4

30

V

OUTPUT

Nominal Current Output @ 25°C (298.2 K)

298.2

298.2

μA

Nominal Temperature Coefficient

1

1

μA/K

Calibration Error @ 25°C

±1.0

±0.5

°C

Absolute Error (Over Rated Performance Temperature Range)

°C

Without External Calibration Adjustment

±3.0

±1.7

°C

With ± 25°C Calibration Error Set to Zero

±1.6

±1.0

°C

Nonlinearity

±0.4

±0.3

°C

Repeatability2

±0.1

±0.1

°C

Long-Term Drift3

±0.1

±0.1

°C

Current Noise

40

40

pA/√Hz

Power Supply Rejection

0.5

0.5

μA/V

0.2

0.2

μA/V

0.1

0.1

μA/V

Case Isolation to Either Lead

Ω

Effective Shunt Capacitance

100

100

pF

Electrical Turn-On Time

20

20

μs

Reverse Bias Leakage Current (Reverse Voltage = 10 V)4

10

10

pA

minimum and maximum specifications are guaranteed, although only those shown in boldface are tested on all production units.





15

.

273

32

9

5









C

K

F

C







7

.

459

32

5

9





















F

R

C

F









Figure 5. Temperature Scale Conversion Equations

+223°

–50°

+273°

0°

+298°

+25°

+323°

+50°

+373°

+100°

+423°

+150°

–100°

0°

+100°

+200°

+300°

+32°

+70°

+212°

°K

°C

°F