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OPA180 View Datasheet(PDF) - Texas Instruments

Part NameDescriptionManufacturer
OPA180 0.1-μV/°C Drift, Low-Noise, Rail-to-Rail Output, 36-V, Zero-Drift Operational Amplifiers TI
Texas Instruments TI
OPA180 Datasheet PDF : 40 Pages
1 2 3 4 5 6 7 8 9 10 Next Last
OPA180, OPA2180, OPA4180
SBOS584D – NOVEMBER 2011 – REVISED MAY 2014
www.ti.com
Typical Characteristics (continued)
VS = ±18 V, VCM = VS / 2, RLOAD = 10 kΩ connected to VS / 2, and CL = 100 pF, unless otherwise noted.
140
Gain
120
Phase
180
3
VSUPPLY = 4 V, RL = 10 kW
2.5
VSUPPLY = 36 V, RL = 10 kW
100
135
80
2
60
90
1.5
40
1
20
45
0
0.5
−20
0
10 100 1k 10k 100k 1M 10M 100M
Frequency (Hz)
G007
0
-55 -35 -15
5 25 45 65
Temperature (°C)
85 105 125
Figure 7. Open-Loop Gain and Phase vs Frequency
10k
1k
100
10
1
1m
1
10 100 1k 10k 100k 1M 10M
Frequency (Hz)
Figure 9. Open-Loop Output Impedance vs Frequency
40
ROUT = 0 W
35
ROUT = 25 W
30
ROUT = 50 W
25
20
15
10
5
0
0
G = -1 RI = 10 kW RF = 10 kW
18 V
Device
-18 V
ROUT
CL
100 200 300 400 500 600 700 800 900 1000
RL = 10 kΩ
Capacitive Load (pF)
Figure 11. Small-Signal Overshoot vs Capacitive Load
(100-mV Output Step)
Figure 8. Open-Loop Gain vs Temperature
40
ROUT = 0 W
35
ROUT = 25 W
30
ROUT = 50 W
25
20
15
G=1
18 V
10
Device
ROUT
-18 V
RL
CL
5
0
0 100 200 300 400 500 600 700 800 900 1000
RL = 10 kΩ
Capacitive Load (pF)
Figure 10. Small-Signal Overshoot vs Capacitive Load
(100-mV Output Step)
18 V
Device
-18 V
37 VPP
Sine Wave
(±18.5 V)
VI
VO
Time (100 ms/div)
Figure 12. No Phase Reversal
10
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