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OPA830 Datasheet(PDF) 17 Page - Texas Instruments

Part # OPA830
Description  OPAx836 Very-Low-Power, Rail-to-Rail Out, Negative Rail In, Voltage-Feedback Operational Amplifiers
PDF  66 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

OPA830 Datasheet(HTML) 17 Page - Texas Instruments

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7.8 Typical Characteristics: VS = 2.7 V
at VS+ = +2.7 V, VS– = 0 V, VOUT = 1 Vpp, RF = 0 Ω, RL = 2 kΩ, G = 1 V/V, input and output referenced to mid-supply, VIN_CM =
mid-supply – 0.5 V. TA = 25°C, unless otherwise noted.
0.01
0.1
1
10
100
10k
100k
1M
10M
100M
1G
f - Frequency - Hz
V = 2.7 V,
G = 1
S
Figure 7-13. Output Impedance vs Frequency
-9
-6
-3
0
3
100k
1M
10M
100M
1G
f - Frequency - Hz
V = 2.7 V,
G = 1,
R = 0
R = 1 k
S
F
L
W
W,
C = 56 pF
R = 24.9
L
O
W
C = 100 pF
R = 16.9
L
O
W
C = 220 pF
R = 10
L
O
W
C = 560 pF
R = 5
L
O
W
C = 2.2 pF
R = 0
L
O
W
C = 10 pF
R = 49.9
L
O
W
C = 22 pF
R = 40.2
L
O
W
Figure 7-14. Frequency Response With Capacitive Load
1
10
100
1k
10k
100k
1M
10M 100M
1G
-405
-360
-315
-270
-225
-180
-135
-90
-45
0
±40
±20
0
20
40
60
80
100
120
140
Frequency (Hz)
Open Loop Gain Magnitude
Open Loop Gain Phase
C001
VS = 2.7 V
Figure 7-15. Open Loop Gain vs Frequency
Frequency (Hz)
1
10
100
1K
10K
100K
1M
10M
0.1
1
10
100
Voltage Noise
Current Noise
VS = 2.7 V
Figure 7-16. Input Referred Noise vs Frequency
1
10
100
1
10
100
1000
C
- Capacitive Load - pF
LOAD
V = 2.7 V,
G = 1,
R = 0
,
R = 1 k
S
F
L
W
W
Figure 7-17. Series Output Resistor vs Capacitive Load
100k
1M
10M
100M
PSRR
CMRR
-80
-70
-60
-50
-40
-30
-20
-10
0
f - Frequency - Hz
V
= 2.7 V
S
Figure 7-18. Common Mode/Power Supply Rejection Ratios vs
Frequency
www.ti.com
OPA836, OPA2836
SLOS712J – JANUARY 2011 – REVISED MARCH 2021
Copyright © 2021 Texas Instruments Incorporated
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Product Folder Links: OPA836 OPA2836



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