
ISL28108, ISL28208, ISL28408
FN6935.5
March 4, 2014
FIGURE 45. GAIN vs FREQUENCY vs RL, VS = ±15V
FIGURE 46. GAIN vs FREQUENCY vs RL, VS = ±5V
FIGURE 47. GAIN vs FREQUENCY vs OUTPUT VOLTAGE
FIGURE 48. GAIN vs FREQUENCY vs SUPPLY VOLTAGE
FIGURE 49. OUTPUT IMPEDANCE vs FREQUENCY, VS = ±15V
FIGURE 50. OUTPUT IMPEDANCE vs FREQUENCY, VS = ±5V
Typical Performance Curves V
S = ±15V, VCM = 0V, RL = Open, TA = +25°C, unless otherwise specified. (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)
NORMALIZE
D
GA
IN
(dB)
100k
1M
10M
10k
1k
-9
-8
-7
-6
-5
-4
-3
-2
-1
0
1
100
VS = ±5V
AV = +1
VOUT = 100mVp-p
CL = 4pF
RL = 100
RL = 49.9
RL = 499
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
100
VS = ±5V
AV = +1
RL = INF
CL = 4pF
VOUT = 50mVP-P
VOUT = 10mVP-P
VOUT = 100mVP-P
VOUT = 500mVP-P
VOUT = 1VP-P
NORMAL
IZED
GAIN
(dB)
FREQUENCY (Hz)
-9
-8
-7
-6
-5
-4
-3
-2
-1
0
1
100
1k
10k
100k
1M
10M
CL = 4pF
RL = 10k
AV = +1
VOUT = 100mVP-P
VS = ±15V
VS = ±5V
VS = ±20V
VS = ±2.5V
0.01
0.10
1
10
100
10
100
1k
10k
100k
1M
10M
Z
OU
T
(
)
FREQUENCY (Hz)
1
VS = ±15V
G = 1
G = 10
G = 100
0.01
0.10
1
10
100
10
100
1k
10k
100k
1M
10M
Z
OU
T
(
)
FREQUENCY (Hz)
1
VS = ±5V
G = 100
G = 10
G = 1