OPA2835 Datasheet, PDF (13/53 Pages) National Semiconductor (TI) – Ultra Low-Power, Rail-to-Rail Out, Negative Rail In, VFB Op Amp

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OPA835
OPA2835
SLOS713E – JANUARY 2011 – REVISED JULY 2013
-30
V_S = 2.7 V,
-40 _{G = 1,}
-50 ^{VOUT = 1 Vpp,}
R_F = 0 W,
-60 R_L = 2 kW
TYPICAL PERFORMANCE GRAPHS: V_S = 2.7 V (continued)
-50
V_S = 2.7 V,
G = 1,
-55 _{f = 1 MHz,}
R_F = 0 W
-60 V_OUT = 1 Vpp
-70
-65
-80
-90
-100
-110
HD₂
HD₃
-120
-130
-140
10k
100k
1M
10M
f - Frequency - Hz
Figure 7. Harmonic Distortion vs Frequency
-70
HD₂
-75
-80
HD₃
-85
-90
100
1k
10k
R_LOAD - Load Resistance - W
Figure 8. Harmonic Distortion vs Load Resistance
-30
V_S = 2.7 V,
G = 1,
-40 ^{f = 1 MHz,}
R_F = 0 W,
R_L = 2 kW
-50
-60
-70
HD₂
-80
HD₃
-90
0
1
2
V_O - Output Voltage - Vpp
Figure 9. Harmonic Distortion vs Output Voltage
-40
V_S = 2.7 V,
-45 G = 1,
f = 1 MHz,
-50 V_OUT = 1 Vpp,
R_L = 2 kW
-55
-60
HD₃
-65
-70
-75
HD₂
-80
-85
-90
1
2
3
4
5
6
7
8
9
10
Gain - V/V
Figure 10. Harmonic Distortion vs Gain
3
V_S = 2.7 V,
G = 5,
2.5 ^RF ^{= 2 kW}
2
V_OUT = High
1
V_S = 2.7 V,
G = 5,
R_F = 2 kW
0.1
V_OUT = High
1.5
V_OUT = Low
1
0.01
0.5
V_OUT = Low
0
10
100
1k
10k
R_L - Load Resistance - W
Figure 11. Output Voltage Swing vs Load Resistance
0.001
0.1
1
10
100
I_L - Load Current - mA
Figure 12. Output Saturation Voltage vs Load Current
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