Datasheet

OPA843
4
SBOS268C
www.ti.com
TYPICAL CHARACTERISTICS: V
S
= ±5V
T
A
= +25°C, G = +5, R
F
= 402Ω, R
G
= 100Ω, and R
L
= 100Ω, unless otherwise noted.
NONINVERTING SMALL-SIGNAL
FREQUENCY RESPONSE
Frequency (Hz)
10
6
10
8
10
7
10
9
Normalized Gain (dB)
6
3
0
–3
–6
–9
–12
–15
–18
V
O
= 0.2Vp-p
G = +5
G = +3
G = +10
G = +20
See Figure 1
INVERTING SMALL-SIGNAL
FREQUENCY RESPONSE
Frequency (Hz)
10
6
10
8
10
7
10
9
Normalized Gain (dB)
3
0
–3
–6
–9
–12
–15
–18
R
G
= R
S
= 50Ω
V
O
= 0.2Vp-p
G = –8
G = –4
G = –16
G = –32
See Figure 2
NONINVERTING LARGE-SIGNAL
FREQUENCY RESPONSE
Frequency (Hz)
10
7
10
8
10
9
Gain (dB)
17
14
11
8
5
2
–1
R
L
= 100Ω
G = +5V/V
2Vp-p
200mVp-p
to 1Vp-p
5Vp-p
See Figure 1
INVERTING LARGE-SIGNAL
FREQUENCY RESPONSE
Frequency (Hz)
10
7
10
8
10
9
Gain (dB)
21
18
15
12
9
6
3
0
–3
–6
R
L
= 100Ω
G = –8V/V
0.2Vp-p
1Vp-p
2Vp-p
5Vp-p
See Figure 2
NONINVERTING PULSE RESPONSE
Time (2ns/div)
Output Voltage (100mV/div) Output Voltage (400mV/div)
200
100
0
–100
–200
1.2
0.8
0.4
0
–0.4
–0.8
–1.2
G = +5
See Figure 1
Large Signal ± 1V
Small Signal ± 100mV
Right Scale
Left Scale
INVERTING PULSE RESPONSE
Time (2ns/div)
Output Voltage (100mV/div) Output Voltage (400mV/div)
200
100
0
–100
–200
1.2
0.8
0.4
0
–0.4
–0.8
–1.2
Large Signal ± 1V
See Figure 2
Small Signal ± 100mV
Right Scale
Left Scale
G = –8