OP270
Rev. E | Page 7 of 20
00
35
2-
0
10
7
6
2
3
4
5
IN
P
UT
BI
AS
CUR
RE
NT
(
n
A)
TEMPERATURE (°C)
VS = ±15V
VCM = 0V
–75
–50
–25
25
50
75
100
125
0
Figure 9. Input Bias Current vs. Temperature
00
35
2-
0
11
5
4
0
1
2
3
IN
P
U
T
O
F
S
ET
C
U
R
EN
T
(
n
A
)
TEMPERATURE (°C)
VS = ±15V
VCM = 0V
–75
–50
–25
25
50
75
100
125
0
Figure 10. Input Offset Current vs. Temperature
00
35
2-
01
2
7
6
2
3
4
5
INP
UT
BI
AS
CU
RRE
NT
(
n
A)
COMMON-MODE VOLTAGE (V)
–12.5
–7.5
–2.5
2.5
–10.0
–5.0
0
5.0
7.5
12.5
10.0
TA = +25°C
VS = ±15V
Figure 11. Input Bias Current vs. Common-Mode Voltage
00
35
2-
0
13
130
100
110
120
10
20
30
40
50
60
70
80
90
CM
R
(
d
B)
FREQUENCY (Hz)
1
10
1k
10k
100k
1M
100
TA = 25°C
VS = ±15V
Figure 12. CMR vs. Frequency
00
35
2-
0
14
6
4
5
3
2
0
±5
±10
±15
±20
T
O
T
AL
S
UP
P
L
Y
CUR
RE
NT
(
m
A)
SUPPLY VOLTAGE (V)
+125°C
+25°C
–55°C
Figure 13. Total Supply Current vs. Supply Voltage
00
35
2-
0
15
8
7
2
1
0
3
4
5
6
T
O
T
AL
S
UP
P
L
Y
CUR
RE
NT
(
m
A)
TEMPERATURE (°C)
VS = ±15V
–75
–50
–25
25
50
75
100
125
0
Figure 14. Total Supply Current vs. Temperature