ISL28218 INTERSIL [Intersil Corporation], ISL28218 Datasheet - Page 22

• Manufacturer Part Number: ISL28218
• Description: 40V Precision Single-Supply, Rail-to-Rail Output, Low-Power
• Manufacturer: INTERSIL [Intersil Corporation]

Characterization vs Simulation Results
FIGURE 68. CHARACTERIZED OPEN-LOOP GAIN, PHASE vs
FIGURE 70. CHARACTERIZED CLOSED-LOOP GAIN vs FREQUENCY
100
0.1
10
1
0.1
-100
-10
FIGURE 66. CHARACTERIZED INPUT NOISE VOLTAGE
200
180
160
140
120
100
70
60
50
40
30
20
10
-20
-40
-60
-80
80
60
40
20
0
100
0
1m
A
A
A
A
CL
R
CL
V
R
CL
CL
0.01
F
S
L
FREQUENCY
= 1000
= 10
= 10kΩ, R
= 1MΩ
= 100
= ±15V
= 1
1
R
F
0.1
= 0, R
1k
1
G
10
G
= 1kΩ
= ∞
INPUT NOISE VOLTAGE
GAIN
10 100 1k 10k 100k 1M 10M100M 1G
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
10k
R
22
F
100
= 10kΩ, R
R
F
INPUT NOISE CURRENT
= 10kΩ, R
100k
1k
G
= 10Ω
PHASE
G
V
C
R
V
S
OUT
= 100Ω
L
L
= 4pF
= 2k
= ±5V & ±15V
10k
ISL28118, ISL28218
V
1M
= 100mV
S
= ±18V
100k
P-P
10M
100
10
1
0.1
FIGURE 69. SIMULATED OPEN-LOOP GAIN, PHASE vs FREQUENCY
FIGURE 71. SIMULATED CLOSED-LOOP GAIN vs FREQUENCY
100
0.1
10
1
0.1
-100
-10
200
180
160
140
120
100
70
60
50
40
30
20
10
-20
-40
-60
-80
80
60
40
20
100
0
0
1m
FIGURE 67. SIMULATED INPUT NOISE VOLTAGE
A
A
A
A
CL
R
CL
V
R
CL
CL
0.01
F
S
L
= 100
= 1000
= 10
= 10kΩ, R
= ±15V
= 1MΩ
= 1
1
R
F
0.1
= 0, R
1k
1
G
10
G
= 1kΩ
= ∞
GAIN
10 100 1k 10k 100k 1M 10M100M 1G
FREQUENCY (Hz)
FREQUENCY (Hz)
FREQUENCY (Hz)
10k
R
F
100
= 10kΩ, R
R
F
= 10kΩ, R
100k
1k
G
= 10Ω
PHASE
G
V
C
R
V
S
L
L
OUT
= 100Ω
= ±5V & ±15V
= 4pF
= 2k
10k
1M
= 100mV
May 16, 2011
100k
P-P
FN7532.2
10M