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OPA2836 View Datasheet(PDF) - Texas Instruments

Part NameDescriptionManufacturer
OPA2836 Very-Low-Power, Rail-to-Rail Out, Negative Rail In, Voltage-Feedback Operational Amplifiers TI
Texas Instruments TI
OPA2836 Datasheet PDF : 59 Pages
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OPA836, OPA2836
SLOS712I – JANUARY 2011 – REVISED OCTOBER 2016
www.ti.com
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.
100 VS = 2.7 V,
G=1
10
1
0.1
0.01
10k
100k
1M
10M
100M
1G
f - Frequency - Hz
3 VS = 2.7 V,
G = 1,
RF = 0W
RL = 1 kW,
0
-3
-6
-9
100k
1M
CL = 10 pF
RO = 49.9 W
CL = 56 pF
RO = 24.9 W
CL = 100 pF
RO = 16.9 W
CL = 220 pF
RO = 10 W
CL = 560 pF
RO = 5 W
CL = 2.2 pF
RO = 0 W
CL = 22 pF
RO = 40.2 W
10M
100M
1G
f - Frequency - Hz
Figure 13. Output Impedance vs Frequency
140
0
120
-45
100
-90
80
-135
60
-180
40
-225
20
-270
0
-315
±20
±40
1
Open Loop Gain Magnitude
Open Loop Gain Phase
10 100 1k 10k 100k 1M
Frequency (Hz)
VS = 2.7 V
-360
-405
10M 100M 1G
C001
Figure 15. Open Loop Gain vs Frequency
100
VS = 2.7 V,
G = 1,
RF = 0 W,
RL = 1 kW
10
1
1
10
100
1000
CLOAD - Capacitive Load - pF
Figure 14. Frequency Response With Capacitive Load
100
Voltage Noise
Current Noise
10
1
0.1
1
10 100 1K 10K 100K 1M 10M
Frequency (Hz)
VS = 2.7 V
Figure 16. Input Referred Noise vs Frequency
0
VS = 2.7 V
-10
PSRR
-20
CMRR
-30
-40
-50
-60
-70
-80
100k
1M
10M
f - Frequency - Hz
100M
Figure 17. Series Output Resistor vs Capacitive Load
Figure 18. Common Mode/Power Supply Rejection Ratios
vs Frequency
16
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