
ISL28117, ISL28217, ISL28417
17
November 30, 2012
FN6632.10
FIGURE 41. PSRR vs FREQUENCY, VS = ±5V, ±15V
FIGURE 42. FREQUENCY RESPONSE vs CLOSED LOOP GAIN
FIGURE 43. FREQUENCY RESPONSE vs FEEDBACK RESISTANCE
Rf/Rg
FIGURE 44. GAIN vs FREQUENCY vs RL
FIGURE 45. GAIN vs FREQUENCY vs CL
FIGURE 46. GAIN vs FREQUENCY vs SUPPLY VOLTAGE
Typical Performance Curves V
S = ±15V, VCM = 0V, RL = Open, unless otherwise specified. (Continued)
0
PS
RR
(dB)
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
10
20
40
60
80
100
120
-10
10
30
50
70
90
110
RL = INF
AV = +1
VCM = 1VP-P
CL = 4pF
PSRR+ AND PSRR- VS = ±15V
PSRR+ AND PSRR- VS = ±2.25V
FREQUENCY (Hz)
GA
IN
(
d
B
)
100k
1M
10M
10
10k
1k
-10
0
10
20
30
40
50
60
70
100
AV = 1
AV = 100
AV = 1000
VS = ±20V
VOUT = 50mVP-P
CL = 4pF
RL = 10k
Rg = 10k, Rf = 100k
AV = 10
Rg = 1k, Rf = 100k
Rg = OPEN, Rf = 0
Rg = 100, Rf = 100k
N
O
RM
AL
IZE
D
G
A
IN
(
d
B)
-10
-8
-6
-4
-2
0
2
4
-16
-14
-12
FREQUENCY (Hz)
100k
1M
10M
10
10k
1k
100
Rf = Rg = 100k
Rf = Rg = 100
Rf = Rg = 10k
Rf = Rg = 1k
VS = ±20V
RL = 10k
AV = +2
VOUT = 50mVP-P
CL = 4pF
FREQUENCY (Hz)
100k
1M
10M
10
10k
1k
100
GAI
N
(
d
B)
-8
-7
-6
-5
-4
-3
-2
-1
0
1
2
VS = ±20V
AV = +1
VOUT = 50mVP-P
CL = 4pF
RL = 499
RL = 100
RL = 4.99k
RL = 10k
RL = 1k
FREQUENCY (Hz)
100k
1M
10M
10
10k
1k
100
G
A
IN
(
d
B
)
-8
-6
-4
-2
0
2
4
6
8
10
12
VS = ±2.5V
RL = 10k
AV = +1
VOUT = 50mVP-P
CL = 0.01F
CL = 270pF
CL = 47pF
CL = 1000pF
CL = 470pF
CL = 4pF
CL = 100pF
FREQUENCY (Hz)
100k
1M
10M
10
10k
1k
100
G
A
IN
(
d
B)
-8
-7
-6
-5
-4
-3
-2
-1
0
1
2
CL = 4pF
RL = 10k
AV = +1
VOUT = 50mVP-P
VS = ±5V
VS = ±20V
VS = ±2.25V
VS = ±15V