Intersil ISL28117, User Manual

Page: 24 / 35

ISL28117, ISL28217, ISL28417
24
November 30, 2012
FN6632.10
Characterization vs Simulation Results
FIGURE 58. CHARACTERIZED INPUT NOISE VOLTAGE
FIGURE 59. SIMULATED INPUT NOISE VOLTAGE
FIGURE 60. CHARACTERIZED CLOSED LOOP GAIN vs FREQUENCY FIGURE 61. SIMULATED CLOSED LOOP GAIN vs FREQUENCY
FIGURE 62. CHARACTERIZED CLOSED LOOP GAIN vs R
L
FIGURE 63. SIMULATED CLOSED LOOP GAIN vs R
L
FREQUENCY (Hz)
1
10
100
1 10 100 1k 10k 100k
IN
P
U
T N
O
IS
E
VO
LT
A
G
E (
n
V/
√
Hz
)
V
S
= ±18.2V
AV = 1
1.0 10 100 1.0k 10k 100k
1.0
10
100
FREQUENCY (Hz)
INPUT NOI
SE VO
LT
A
G
E (nV/
√
Hz)
FREQUENCY (Hz)
GAIN (d
B)
100k 1M 10M 10
10k 1k
-10
0
10
20
30
40
50
60
70
100
AV = 1
AV = 100
AV = 1000
V
S
= ±20V
V
OUT
= 50mV
P-P
C
L
= 4pF
R
L
= 10k
R
g
= 10k, R
f
= 100k
AV = 10
R
g
= 1k, R
f
= 100k
R
g
= OPEN, R
f
= 0
R
g
= 100, R
f
= 100k
10 100 1.0k 10k 100k 1.0M 10M
0
20
40
60
-10
70
FREQUENCY (Hz)
GAI
N
(
d
B)
AV = 1
AV = 100
AV = 1000
R
g
= 10k, R
f
= 100k
AV = 10
R
g
= 100, R
f
= 100k
V
S
= ±15V
V
OUT
= 50mV
P-P
C
L
= 4pF
R
L
= 10k
R
g
= OPEN, R
f
= 0
R
g
= 1k, R
f
= 100k
FREQUENCY (Hz)
100k 1M 10M 10
10k 1k
100
GAIN (d
B)
-8
-7
-6
-5
-4
-3
-2
-1
0
1
2
V
S
= ±20V
AV = +1
V
OUT
= 50mV
P-P
C
L
= 4pF
R
L
= 499
R
L
= 100
R
L
= 4.99k
R
L
= 10k
R
L
= 1k
10 100 1.0k 10k 100k 1.0M 10M
-8
-6
-4
-2
0
1
FREQUENCY (Hz)
GAI
N
(
d
B)
V
S
= ±15V
AV = +1
V
OUT
= 50mV
P-P
C
L
= 4pF
R
L
= 499
R
L
= 10k
R
L
= 1k
R
L
=100
R
L
= 4.99k