ISL28113, ISL28213, ISL28413
13
FN6728.5
June 9, 2011
Characterization vs Simulation Results
FIGURE 23. CHARACTERIZED INPUT NOISE VOLTAGE
FIGURE 24. SIMULATED INPUT NOISE VOLTAGE
FIGURE 25. CHARACTERIZED CLOSED LOOP GAIN vs FREQUENCY
FIGURE 26. SIMULATED CLOSED LOOP GAIN vs FREQUENCY
FIGURE 27. CHARACTERIZED LARGE SIGNAL TRANSIENT
RESPONSE vs R
L
, V
S
= ±0.9V, ±2.5V
FIGURE 28. SIMULATED LARGE SIGNAL TRANSIENT RESPONSE vs
R
L
, V
S
= ±0.9V, ±2.5V
FREQUENCY (Hz)
10
100
1000
IN
PUT NOI
SE VOL
TAG
E (nV/
√
Hz
)
1
10
100
1k
10k
100k
V
+
= ±2.5V
A
V
= 1
10,000
FREQUENCY (Hz)
1
10
100
1k
10k
100k
10
100
1000
10,000
IN
PUT NO
IS
E
VOL
TAGE
(
n
V
/
√
Hz)
FREQUENCY (Hz)
GAI
N
(
d
B)
100k
1M
10M
10
10k
1k
100
70
-10
0
10
20
30
40
50
60
100M
V
+
= ±2.5V
V
OUT
= 50mV
P-P
C
L
= 4pF
R
L
= 10k
A
V
= 1
A
V
= 100
A
V
= 1000
A
V
= 10
R
g
= 100, R
f
= 100k
R
g
= 10k, R
f
= 100k
R
g
= 1k, R
f
= 100k
R
g
= OPEN, R
f
= 0
GAI
N
(d
B)
(A) AC sims.dat (active)
FREQUENCY (Hz)
10
100
1.0k
10k
100k
1.0M
10M 100M
0
20
40
60
-10
70
-3
-2
-1
0
1
2
3
0
2
4
6
8
10
12
14
16
18
20
TIME (ms)
LARGE
SIGNAL
(V)
R
L
= 10k
A
V
= +1
C
L
= 15pF
V
OUT
= RAIL
V
S
= ±0.9V
V
S
= ±2.5V
(A) AC sims.dat (active)
TIME (µs)
0
5
10
15
20
25
30
-3
-2
-1
-0
1
2
3
R
L
= 10k
A
V
= +10
C
L
= 15pF
V
OUT
= RAIL
V
S
= ±2.5V
V
OUT
V
IN
LARGE
S
IGN
AL
(V)
