OPA628 Burr-Brown, OPA628 Datasheet - Page 4

• Manufacturer Part Number: OPA628
• Description: Low Distortion Wideband OPERATIONAL AMPLIFIER
• Manufacturer: Burr-Brown

TYPICAL PERFORMANCE CURVES
At V
–100
CC
100
–20
–30
–40
–50
–60
–70
–80
–90
80
60
40
20
= 5VDC, R
0
8
7
6
5
4
3
2
1
0
100k
100
1M
®
Open-Loop Phase
1k
HARMONIC DISTORTION vs FREQUENCY
L
Gain
OPA628
OPEN-LOOP FREQUENCY RESPONSE
=100 , G = +2, and T
Gain
SMALL SIGNAL BANDWIDTH
10k
A = +2V/V CLOSED-LOOP
Phase
V
10M
1M
G = +1V/V
V
R
Frequency (Hz)
Frequency (Hz)
Frequency (Hz)
100k
O
L
= 100
= 2Vp-p
Phase
Margin
75°
A
1M
= +25 C, unless otherwise noted.
100M
10M
2f
A
Bandwidth
= 77MHz
OL
10M
Phase
Margin
60°
100M
3f
100M
1G
1G
0
–45
–90
–135
–180
–80
–100
–120
–140
–160
–180
4
–100
–30
–40
–50
–60
–70
–80
–90
–1
–2
–3
–4
–5
–6
14
13
12
11
10
2
1
0
9
8
100k
1M
1M
Open-Loop Phase
Open-Loop Phase
Gain
HARMONIC DISTORTION vs FREQUENCY
Gain
SMALL SIGNAL BANDWIDTH
SMALL SIGNAL BANDWIDTH
A = +1V/V CLOSED-LOOP
A = +5V/V CLOSED-LOOP
V
V
10M
10M
Phase
Margin
1M
84°
Frequency (Hz)
Frequency (Hz)
G = +2V/V
V
R
Frequency (Hz)
O
L
= 100
= 2Vp-p
Bandwidth = 24MHz
A
Phase
Margin
OL
60°
100M
100M
10M
2f
A
OL
Bandwidth
= 160MHz
3f
100M
1G
1G
–80
–100
–120
–140
–160
–180
–80
–100
–120
–140
–160
–180