OPA3680 Burr-Brown, OPA3680 Datasheet - Page 9

• Manufacturer Part Number: OPA3680
• Description: Triple / Wideband / Voltage-Feedback OPERATIONAL AMPLIFIER With Disable
• Manufacturer: Burr-Brown

TYPICAL PERFORMANCE CURVES: V
At T
A
–12
–15
–18
–21
–24
= +25 C, G = +2, R
2.9
2.8
2.7
2.6
2.5
2.4
2.3
2.2
2.1
–3
–6
–9
70
60
50
40
30
20
10
6
3
0
0
0.5
1
V
O
= 0.5Vp-p
RECOMMENDED R
SMALL-SIGNAL FREQUENCY RESPONSE
SMALL-SIGNAL PULSE RESPONSE
F
= 250 , and R
Capacitive Load (pF)
Frequency (MHz)
Time (5ns/div)
10
S
10
vs CAPACITIVE LOAD
L
G = +10
G = +5
= 100
R
G = +1
F
= 25
Noise Gain = 3.2
to V
G = +2
100
V
S
O
/2, unless otherwise noted. See Figure 2.
G = +2
= 0.5Vp-p
500
100
9
–12
–15
–18
–12
–15
–18
4.1
3.7
3.3
2.9
2.5
2.1
1.7
1.3
0.9
12
–3
–6
–9
12
–3
–6
–9
9
6
3
0
9
6
3
0
S
0.5
0
Signal Gain = +2
Noise Gain = 3.2
V
= +5V
I
FREQUENCY RESPONSE vs CAPACITIVE LOAD
58
0.1 F
LARGE-SIGNAL FREQUENCY RESPONSE
LARGE-SIGNAL PULSE RESPONSE
714
714
C
L
Frequency (20MHz/div)
250
250
0.1 F
= 100pF
Frequency (MHz)
Time (5ns/div)
+5V
OPA3680
10
1/3
100MHz
250
C
OPA3680
L
= 47pF
R
V
S
O
= 2Vp-p
V
O
C
L
V
V
= 3Vp-p
O
C
O
L
= 0.5Vp-p
= 10pF
100
V
O
G = +2
C
= 2Vp-p
V
L
O
= 22pF
= 1Vp-p
200MHz
500
®