Datasheet

0 300100 200 400 500
C (pF)
LOAD
30
25
20
15
10
5
0
-5
Peaking(%)
C =0pF
F
C =2.5pF
F
C =5pF
F
T =
C
+85 C°
T =
C
+25 C°
T =
C
- °55 C
T =+125 C°
C
10k 100k 1M 10M
Frequency(Hz)
10
8
6
4
2
0
-2
-4
-6
Gain(dB)
R =10k ,CW
F F
=50pF
R =0W
F
C =100pF
L
C =
L
50pF
C =2
L
00pF
T =+25 C°
A
Time(1 s/div)m
20
15
10
5
0
-5
-10
-15
-20
V (V)
IN
0.08
0.06
0.04
0.02
0
-0.02
-0.04
-0.06
-0.08
VoltageatV andV (V)
1 2
V
IN
V (Noninverting)
2
V (Inverting)
1
10k 100k 1M 10M
Frequency(Hz)
10
8
6
4
2
0
-2
-4
-6
Gain(dB)
C =0pF
F
C =2.5pF
F
C =5pF
F
T =+25 C°
A
C =50pF
L
C =500pF
L
OPA454
SBOS391A – DECEMBER 2007 – REVISED DECEMBER 2008 ....................................................................................................................................... www.ti.com
TYPICAL CHARACTERISTICS (continued)
At T
P
= +25 ° C, V
S
= ± 50V, and R
L
= 4.8k Ω connected to GND, unless otherwise noted.
GAIN PEAKING vs C
LOAD
(G = +2, R
F
= 10k Ω , V
CM
= 0V) GAIN OF +1 vs FREQUENCY
(3)
Figure 38. Figure 39.
SETTLING TIME, POSITIVE STEP
GAIN OF +2 vs FREQUENCY
(4)
(20V Step, Gain = 1, R
F
= 10k Ω )
(5) (6)
Figure 40. Figure 41.
(3) See Application section Unity-Gain Noninverting Configuration .
(4) See Application section Unity-Gain Noninverting Configuration .
(5) See the Settling Time section.
(6) The grid for voltage at V
1
and V
2
is scaled 20mV or 0.1% per division.
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