ISL28108, ISL28208, ISL28408
FN6935.5
March 4, 2014
FIGURE 75. CHARACTERIZED GAIN vs FREQUENCY vs RL
FIGURE 76. SIMULATED GAIN vs FREQUENCY vs RL
FIGURE 77. CHARACTERIZED CMRR vs FREQUENCY
FIGURE 78. SIMULATED CMRR vs FREQUENCY
FIGURE 79. CHARACTERIZED LARGE SIGNAL 10V STEP RESPONSE
FIGURE 80. SIMULATED LARGE SIGNAL 10V STEP RESPONSE
Characterization vs Simulation Results (Continued)
FREQUENCY (Hz)
N
O
RMAL
IZED
GAIN
(dB)
100k
1M
10M
10k
1k
-9
-8
-7
-6
-5
-4
-3
-2
-1
0
1
RL = 100
RL = 49.9
RL = 499
VS = ±15V
AV = +1
VOUT = 100mVP-P
CL = 4pF
100
RL = OPEN, 100k, 10k
RL = 1k
FREQUENCY (Hz)
NORMALIZED
GAIN
(dB)
100k
1M
10M
10k
1k
-9
-8
-7
-6
-5
-4
-3
-2
-1
0
1
VS = ±15V
AV = +1
VOUT = 100mVP-P
CL = 4pF
100
RL = 100
RL = 49.9
RL = 499
RL = OPEN, 100k, 10k
RL = 1k
C
M
(d
B
)
FREQUENCY (Hz)
1m
1
10 100 1k 10k 100k 1M 10M100M 1G
0.1
0.01
0
10
20
30
40
50
60
70
80
90
100
110
120
130
140
150
VS = ±15V
SIMULATION
0
50
100
150
C
M
R
(d
B
)
FREQUENCY (Hz)
1m
1
10 100 1k 10k 100k 1M 10M100M 1G
0.1
0.01
VS = ±15V
SIMULATION
-6
-4
-2
0
2
4
6
V
O
U
T
(V
)
TIME (s)
0
100
200
300
400
VS = ±15V
AV = 1
RL = 2k
CL = 4pF
-6
-4
-2
0
2
4
6
V
O
U
T
(V
)
TIME (s)
0
100
200
300
400
VS = ±15V
AV = 1
RL = 2k
CL = 4pF