OP77
TYPICAL PERFORMANCE CHARACTERISTICS
2
30
20
V
= ±15V
= 25°C
= 10kΩ
S
J, Z PACKAGES
+0.3µV/°C
T
A
R
L
1
0
MEAN
S.D.
10
0
–10
–1
–2
–20
–30
–0.3µV/°C
–10
–5
0
5
10
–55
–35
–15
5
25
45
65
85
105
125
OUTPUT VOLTAGE (V)
TEMPERATURE (°C)
Figure 3. Gain Linearity (Input Voltage vs. Output Voltage)
Figure 6. Untrimmed Offset Voltage vs. Temperature
25
4
V
T
= ±15V
= 25°C
V
= ±15V
S
A
S
3
2
1
0
20
15
10
5
–1
–2
–3
–4
0
–55
–35
–15
5
25
45
65
85
105
125
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
TEMPERATURE (°C)
TIME AFTER POWER SUPPLY TURN-ON (Minutes)
Figure 4. Open-Loop Gain vs. Temperature
Figure 7. Warm-Up Drift
16
30
25
20
15
T
R
= 25°C
= 2kΩ
A
V
= ±15V
S
L
DEVICE IMMERSED IN
70°C OIL BATH (20 UNITS)
12
8
MAXIMUM
10
5
4
0
AVERAGE
MIMIMUM
0
–10
0
±5
±10
±15
±20
0
10
20
30
40
50
60
70
POWER SUPPLY VOLTAGE (V)
TIME (Seconds)
Figure 5. Open-Loop Gain vs. Power Supply Voltage
Figure 8. Offset Voltage Change Due to Thermal Shock
Rev. E | Page 7 of 16
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