TYPICAL PERFORMANCE CURVES
(CONT)
At T
A
= +25°C, V
S
=
±5V,
R
L
= 100Ω, and R
FB
= 402Ω, unless otherwise noted. R
FB
= 25Ω for a gain of +1.
RECOMMENDED ISOLATION RESISTANCE
vs CAPACITIVE LOAD
40
SMALL SIGNAL TRANSIENT RESPONSE
(G = +1)
200
160
Isolation Resistance, R
ISO
(Ω)
Output Voltage (mV)
C
L
1kΩ
30
25Ω
120
80
40
0
–40
–80
–120
–160
20
R
ISO
OPA2650
10
0
0
20
40
60
L
–200
80
100
Time (5ns/div)
Capacitive Load, C (pF)
LARGE SIGNAL TRANSIENT RESPONSE
(G = +1)
2.0
1.6
1.2
Output Voltage (V)
CLOSED-LOOP BANDWIDTH (G = +1)
6
3
DIP Bandwidth
= 366MHz
0.8
0
–0.4
–0.8
–1.2
–1.6
–2.0
Time (5ns/div)
Gain (dB)
0.4
0
–3
SO-8 Bandwidth
= 331MHz
–6
MSOP-8 Bandwidth
= 281MHz
1M
10M
Frequency (Hz)
100M
1G
–9
CLOSED-LOOP BANDWIDTH (G = +2)
9
MSOP-8/SO-8/DIP Bandwidth = 108MHz
6
3
Gain (dB)
CLOSED-LOOP BANDWIDTH (G = +5)
20
17
MSOP-8/SO-8/DIP Bandwidth = 31MHz
14
Gain (dB)
0
–3
–6
–9
1M
10M
100M
1G
Frequency (Hz)
11
8
5
2
1M
10M
Frequency (Hz)
100M
®
5
OPA2650
BURR-BROWN [ BURR-BROWN CORPORATION ]
