OPA313
OPA2313
OPA4313
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SBOS649C –SEPTEMBER 2012–REVISED MARCH 2013
TYPICAL CHARACTERISTICS (continued)
At TA = +25 °C, VS = 5 V, RL = 10 kΩ connected to VS / 2, and VCM = VOUT = VS / 2, unless otherwise noted.
40
50
45
40
35
30
25
20
15
10
5
VS = 1.8V, VCM = 0.5V
G = +10 V/V
20
G = +1 V/V
VS = 5.5V
0
Gain = +1 V/V
RL = 10 kΩ
G = -1 V/V
VS = 5.5V
100
œ20
0
10
1k
10k
100k
1M
10M
100M
0
100
200
Capacitive Load (pF)
300
400
C002
C000
Frequency (Hz)
Figure 19. CLOSED-LOOP GAIN vs FREQUENCY
(Maximum Supply)
Figure 20. SMALL-SIGNAL OVERSHOOT vs
LOAD CAPACITANCE
90
80
70
60
50
40
30
20
10
0
G = +1 V/V
CL = 100 pF
VS = 1.8V
VIN
VCM = 0.5V
RL = 10 kΩ
CL = 10 pF
VS = 5.5V
VS = 1.8V, VCM = 0.5V
0
100
200
300
400
C003
C004
Time (1 µs/div)
Capacitive Load (pF)
Figure 21. PHASE MARGIN vs CAPACITIVE LOAD
Figure 22. SMALL-SIGNAL PULSE RESPONSE
(Minimum Supply)
G = +1 V/V
VS = 5.5 V
RL = 10 kꢀ
G = +1 V/V
VS = 1.8 V
RL = 10 kꢀ
CL = 100 pF
VIN
VOUT
CL = 10 pF
VIN
Time (1 µs/div)
Time (2.5 µs/div)
C023
C024
Figure 23. SMALL-SIGNAL PULSE RESPONSE
(Maximum Supply)
Figure 24. LARGE-SIGNAL PULSE RESPONSE
(Minimum Supply)
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