Datasheet

"#$$%
SBOS301A − MAY 2004 − REVISED MARCH 2007
www.ti.com
8
TYPICAL CHARACTERISTICS: V
S
= +5V (continued)
All specifications at T
A
= +25°C, R
VLOGOUT
= 10kΩ, V
CM
= GND, unless otherwise noted.
100
80
60
40
20
0
−
20
−
40
−
60
−
80
−
100
1mA100
µ
A 200
µ
A
AVERAGE TOTAL ERROR AT +80
_
C
I
2
Total Error (mV)
400
µ
A 600
µ
A 800
µ
A
I
1
=10nA
I
1
=1nA I
1
= 100nA I
1
=1
µ
A
I
1
=10
µ
A
I
1
=100
µ
A
I
1
=1mA
100
80
60
40
20
0
−
20
−
40
−
60
−
80
−
100
1mA100
µ
A 200
µ
A
AVERAGE TOTAL ERROR AT +25
_
C
I
2
Total Error (mV)
400
µ
A 600
µ
A 800
µ
A
I
1
=1
µ
A
I
1
= 1nA, 10nA,
100nA
I
1
=10
µ
A
I
1
=100
µ
A
I
1
=1mA
100
80
60
40
20
0
−
20
−
40
−
60
−
80
−
100
1mA100
µ
A 200
µ
A
AVERAGE TOTAL ERROR AT
−
10
_
C
I
2
Total Error (mV)
400
µ
A 600
µ
A 800
µ
A
I
1
= 10nA
I
1
=100
µ
A
I
1
=10
µ
A
I
1
= 100nA
I
1
=1
µ
A
I
1
=1nA
I
1
=1mA
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
Linearity (%)
LOG CONFORMITY vs TEMPERATURE
−
100 102030405060708090
Temperature (
_
C)
7.5 Decade
6Decade
7 Decade
5 Decade
4Decade
0.09
0.08
0.07
0.06
0.05
0.04
1nA 10nA 100nA 1
µ
A10
µ
A 100
µ
A 1mA 10mA100pA
4 DECADE LOG CONFORMITY vs I
REF
I
REF
(I
1
)
Linearity (%)
+25
_
C
+70
_
C
+90
_
C
+80
_
C
−
10
_
C
0
_
C
0.40
0.35
0.30
0.25
0.20
0.15
0.10
0.05
0
Linearity (%)
5 DECADE LOG CONFORMITY vs I
REF
I
REF
(I
1
)
−
10
_
C, 0
_
C, +25
_
C
+70
_
C
+80
_
C
+90
_
C
1nA 10nA 100nA 1
µ
A10
µ
A100
µ
A 1mA 10mA100pA