ISL28113, ISL28213, ISL28413
13
FN6728.7
November 15, 2012
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 RL, VS = 卤0.9V, 卤2.5V
FIGURE 28. SIMULATED LARGE SIGNAL TRANSIENT RESPONSE vs
RL, VS = 卤0.9V, 卤2.5V
FREQUENCY (Hz)
10
100
1000
IN
PUT
NOI
SE
VOL
TAG
E
(nV/
鈭欻z
)
1
10
100
1k
10k
100k
V+ = 卤2.5V
AV = 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
/鈭�
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+ = 卤2.5V
VOUT = 50mVP-P
CL = 4pF
RL = 10k
AV = 1
AV = 100
AV = 1000
AV = 10
Rg = 100, Rf = 100k
Rg = 10k, Rf = 100k
Rg = 1k, Rf = 100k
Rg = OPEN, Rf = 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
2468
10
12
14
16
18
20
TIME (ms)
LARGE
SIGNAL
(V)
RL = 10k
AV = +1
CL = 15pF
VOUT = RAIL
VS = 卤0.9V
VS = 卤2.5V
(A) AC sims.dat (active)
TIME (s)
0510
15
20
25
30
-3
-2
-1
-0
1
2
3
RL = 10k
AV = +10
CL = 15pF
VOUT = RAIL
VS = 卤2.5V
VOUT
VIN
LARGE
S
IGN
AL
(V)