Datasheet
OPA2822
8
SBOS188E
www.ti.com
TYPICAL CHARACTERISTICS: V
S
= ±6V (Cont.)
T
A
= +25°C, G
= +2, R
F
= 402Ω, and R
L
= 100Ω, unless otherwise noted.
CMRR AND PSRR vs FREQUENCY
Frequency (Hz)
10
3
10
4
10
5
10
6
10
7
10
8
Common-Mode Rejection Ratio (dB)
Power-Supply Rejection Ratio (dB)
120
100
80
60
40
20
0
CMRR
+PSRR
–PSRR
OPEN-LOOP GAIN AND PHASE
Frequency (Hz)
10
2
10
3
10
4
10
5
10
6
10
7
10
8
10
9
Open-Loop Gain (dB)
120
100
80
60
40
20
0
–20
Open-Loop Phase (30°/div)
0
–30
–60
–90
–120
–150
–180
–210
20 log(A
OL
)
∠ A
OL
OUTPUT VOLTAGE AND CURRENT LIMITATIONS
I
O
(mA)
–200 –150 –100 –50 0 50 100 150 200
V
O
(V)
6
5
4
3
2
1
0
–1
–2
–3
–4
–5
–6
1W Internal
Power Limit
Single-Channel
1W Internal
Power Limit
Single-Channel
R
L
= 25Ω
R
L
= 100Ω
R
L
= 50Ω
CLOSED-LOOP OUTPUT IMPEDANCE
vs FREQUENCY
Frequency (MHz)
0.1 1 10 100
Output Impedance (Ω)
100
10
1
0.1
0.01
0.001
1/2
OPA2822
402Ω
402Ω
Z
O
8
6
4
2
0
–2
–4
–6
–8
NONINVERTING OVERDRIVE RECOVERY
Time (40ns/div)
Output Voltage
4
3
2
1
0
–1
–2
–3
–4
Input Voltage
R
L
= 100Ω
G = +2
See Figure 1
Output
Left Scale
Input Right Scale
8
6
4
2
0
–2
–4
–6
–8
INVERTING OVERDRIVE RECOVERY
Time (40ns/div)
Input/Output Voltage
R
L
= 100Ω
R
F
= 604Ω
G = –1
See Figure 2
Output
Input