ISL28127_10 Datasheet, PDF (9/23 Pages) Intersil Corporation – Precision Single and Dual Low Noise Operational Amplifiers

ISL28127, ISL28227
Typical Performance Curves V_S = ±15V, V_CM = 0V, R_L = Open, unless otherwise
specified. (Continued)
200
180
160
140
120
100
80
60
40
20
0
-20
-40
-60
R_L = 10k
C_L = 10pF
-80 ^SIMULATION
-100
0.1m1m 10m100m 1
PHASE
GAIN
10 100 1k 10k100k 1M 10M 100M
FREQUENCY (Hz)
FIGURE 13. OPEN-LOOP GAIN, PHASE vs
FREQUENCY, R_L = 10kΩ, C_L = 10pF
200
180
160
140
120
100
80
60
40
20
0
-20
-40
-60
R_L = 10k
C_L = 100pF
-80 ^SIMULATION
-100
0.1m1m 10m100m 1
PHASE
GAIN
10 100 1k 10k100k 1M 10M 100M
FREQUENCY (Hz)
FIGURE 14. OPEN-LOOP GAIN, PHASE vs
FREQUENCY, R_L = 10kΩ, C_L = 100pF
70
60 ^{AV = 1000}
R_g = 100, R_f = 100k
Rg = 1k, Rf = 100k
50
40 ^{AV = 100}
30
A_V = 10
20
R_g = 10k, R_f = 100k
10
V_S = ±15V
C_L = 3.5pF
R_L = INF
V_OUT = 100mV_P-P
A_V = 1
0
-10
100
R_g = OPEN, R_f = 0
1k
10k
100k
1M
10M 100M
FREQUENCY (Hz)
FIGURE 15. FREQUENCY RESPONSE vs CLOSED LOOP
GAIN
15
Rf = Rg = 100k
13
Rf = Rg = 10k
11
Rf = Rg = 1k
9
7
5
3 V_S = ±15V
1 ^{RL = 10k}
C_L = 3.5pF
-1 _{AV = +2}
-3 V_OUT = 100mV_P-P
Rf = Rg = 100
-5
1k
10k
100k
1M
FREQUENCY (Hz)
10M
100M
FIGURE 16. FREQUENCY RESPONSE vs FEEDBACK
RESISTANCE R_f/R_g
2
R_L = 10k
1
R_L = 1k
0
-1
R_L = 499
-2
V_S = ±15V
-3 _{CL = 3.5pF}
-4 ^{AV = +1}
V_OUT = 100mV_P-P
R_L = 100
R_L = 49.9
-5
1k
10k
100k
1M
FREQUENCY (Hz)
10M
100M
FIGURE 17. GAIN vs FREQUENCY vs R_L
7
6 ^{VS = ±15V}
R_L = 10k
5 _{AV = +1}
C_L = 1000pF
4 ^VOUT ^{= 100mV}P-P
C_L = 220pF
3
2
C_L = 100pF
1
C_L = 25.5pF
0
-1
-2
C_L = 3.5pF
-3
1k
10k
100k
1M
FREQUENCY (Hz)
10M
100M
FIGURE 18. GAIN vs FREQUENCY vs C_L
9
FN6633.3
March 18, 2010