ISL28118 Datasheet, PDF (11/23 Pages) Intersil Corporation – 40V Precision Single Supply Rail-to-Rail Output Low Power Operational Amplifiers

ISL28118, ISL28218
Typical Performance Curves V_S = ±15V, V_CM = 0V, R_L = Open, unless otherwise
specified. (Continued)
200
180
160
PHASE
140
120
100
80
60
40
20
0
GAIN
-20
-40
-60 V_S = ±15V
-80 R_L = 1MΩ
-100
1m 0.01 0.1 1
10 100 1k 10k 100k 1M 10M100M 1G
FREQUENCY (Hz)
FIGURE 21. OPEN-LOOP GAIN, PHASE vs FREQUENCY,
V_S = ±15V
70
60 ^{ACL = 1000}
50
40 ^{ACL = 100}
30
A_CL = 10
20
R_F = 10kΩ, R_G = 10Ω
R_F = 10kΩ, R_G = 100Ω
V_S = ±5V & ±15V
C_L = 4pF
R_L = 2k
V_OUT = 100mV_P-P
10 ^{RF = 10kΩ, RG = 1kΩ}
A_CL = 1
0
R_F = 0, R_G = ∞
-10
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
FIGURE 22. FREQUENCY RESPONSE vs CLOSED LOOP
GAIN
1
0
-1
-2
-3
-4
R_L = OPEN, 100k, 10k
-5
-6 ^{VS = ±15V}
-7
C_L = 4pF
A_V = +1
-8 _{VOUT = 100mVp-p}
R_L = 1k
R_L = 499
R_L = 100
R_L = 49.9
-9
100 1k
10k
100k
1M
10M
FREQUENCY (Hz)
FIGURE 23. GAIN vs FREQUENCY vs R_L, V_S = ±15V
1
0
-1
-2
-3
-4
R_L = OPEN, 100k, 10k
-5
-6 ^{VS = ±5V}
-7
C_L = 4pF
A_V = +1
-8 _{VOUT = 100mVp-p}
R_L = 1k
R_L = 499
R_L = 100
R_L = 49.9
-9
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
FIGURE 24. GAIN vs FREQUENCY vs R_L, V_S = ±5V
1
0
-1
-2
-3
-4
-5
-6 ^{VS = ±5V}
C_L = 4pF
-7 _{AV = +1}
-8 R_L = INF
-9-
100
1k
V_OUT = 10mV_P-P
V_OUT = 50mV_P-P
V_OUT = 100mV_P-P
V_OUT = 500mV_P-P
V_OUT = 1V_P-P
10k
100k
1M
FREQUENCY (Hz)
10M
FIGURE 25. GAIN vs FREQUENCY vs OUTPUT VOLTAGE
1
0
-1
-2
-3
-4
-5
-6 C_L = 4pF
-7 ^{RL = 10k}
A_V = +1
-8 _{VOUT = 100mVP-P}
V_S = ±1.5V
V_S = ±5V
V_S = ±15V
-9
100
1k
10k
100k
1M
FREQUENCY (Hz)
10M
FIGURE 26. GAIN vs FREQUENCY vs SUPPLY VOLTAGE
11
FN7532.1
November 22, 2010