OP470–Typical Performance Characteristics
10
9
5
4
3
2
1
T
= 25ꢁC
T
= 25ꢁC
= ꢂ15V
A
A
S
8
1s
5mV
V
7
6
5
AT 10Hz
AT 1kHz
100
90
4
3
2
10
0%
I/F CORNER = 5Hz
T
= 25ꢁC
= ꢂ15V
A
S
V
0
2
4
6
8
10
1
TIME – Secs
0
ꢂ5
ꢂ10
ꢂ15
ꢂ20
1
10
100
1k
SUPPLYVOLTAGE –V
FREQUENCY – Hz
TPC 1. Voltage Noise Density vs.
Frequency
TPC 2. Voltage Noise Density vs.
Supply Voltage
TPC 3. 0.1 Hz to 10 Hz Noise
10.0
140
10
9
8
7
6
5
4
3
2
1
0
T
= 25ꢁC
A
S
V
= ꢂ15V
T
= 25ꢁC
S
A
S
V
= ꢂ15V
V
= ꢂ15V
120
100
80
60
40
20
0
1.0
I/F CORNER = 200Hz
100
0.1
–75 –50 –25
0
25
50 75 100 125
10
1k
10k
0
1
2
3
4
5
TEMPERATURE – ꢁC
TIME – Mins
FREQUENCY – Hz
TPC 4. Current Noise Density vs.
Frequency
TPC 5. Input Offset Voltage vs.
Temperature
TPC 6. Warm-Up Offset Voltage Drift
20
10
9
V
V
= ꢂ15V
CM
T
= 25ꢁC
V
V
= ꢂ15V
CM
S
A
S
S
9
8
= 0V
V
= ꢂ15V
= 0V
8
7
6
5
15
10
7
6
5
4
3
2
1
0
5
0
4
–75 –50 –25
0
25 50
75 100 125
–75 –50 –25
0
25
50 75 100 125
TEMPERATURE – ꢁC
–12.5
–7.5
–2.5
2.5
7.5
12.5
TEMPERSTURE – ꢁC
COMMON-MODEVOLTAGE –V
TPC 8. Input Offset Current vs.
Temperature
TPC 7. Input Bias Current vs.
Temperature
TPC 9. Input Bias Current vs.
Common-Mode Voltage
–6–
REV. B