AD590 Data Sheet
Rev. G | Page 4 of 16
AD590L AND AD590M SPECIFICATIONS
25°C and V
S
= 5 V, unless otherwise noted.
1
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
Repeatability
2
±0.1 ±0.1 °C
Long-Term Drift
3
±0.1 ±0.1 °C
Current Noise 40 40 pA/√Hz
Power Supply Rejection
4 V ≤ V
S
≤ 5 V 0.5 0.5 μA/V
5 V ≤ V
S
≤ 15 V 0.2 0.2 μA/V
15 V ≤ V
S
≤ 30 V 0.1 0.1 μA/V
Case Isolation to Either Lead 10
10
10
10
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
1
Specifications shown in boldface are tested on all production units at final electrical test. Results from those tests are used to calculate outgoing quality levels. All
minimum and maximum specifications are guaranteed, although only those shown in boldface are tested on all production units.
2
Maximum deviation between +25°C readings after temperature cycling between −55°C and +150°C; guaranteed, not tested.
3
Conditions: constant 5 V, constant 125°C; guaranteed, not tested.
4
Leakage current doubles every 10°C.
15.27332
9
5
CKFC
7.45932
5
9
FRCF
Figure 5. Temperature Scale Conversion Equations
00533-002
+223°
–50°
+273°
0°
+298°
+25°
+323°
+50°
+373°
+100°
+423°
+150°
–100° 0° +100° +200° +300°
+32° +70° +212°
°K
°C
°F
