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| ISL28407_15 Datasheet, PDF (17/31 Pages) Intersil Corporation – Precision Single, Dual and Quad Low Noise Operational Amplifiers | |||
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ISL28107, ISL28207, ISL28407
Typical Performance Curves VS = ±15V, VCM = 0V, RL = Open, TA = +25°C unless otherwise specified. (Continued)
200
180
160
140
120
100
80
60
40
20
0
-20
-40
-60
-80
RL = 10k
CL = 10pF
SIMULATION
-100
0.1m 1m 10m 100m 1
GAIN
10 100 1k
PHASE
10k 100k 1M 10M 100M
200
180
160
140
120
100
80
60
40
20
0
-20
-40
-60
-80
RL = 10k
CL = 100pF
SIMULATION
-100
0.1m 1m 10m 100m 1
PHASE
GAIN
10 100 1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
FREQUENCY (Hz)
FIGURE 39. OPEN-LOOP GAIN, PHASE vs FREQUENCY, RL = 10kïï¬ï
CL = 10pF
FIGURE 40. OPEN-LOOP GAIN, PHASE vs FREQUENCY, RL = 10kïï¬ï
CL = 100pF
70 AV = 1000
60
50
40 AV = 100
30
AV = 10
20
10
Rg = 10k, Rf = 100k
0 AV = 1
Rg = 100, Rf = 100k
Rg = 1k, Rf = 100k
VC+L
=
=
±20V
4pF
RL = 10k
VOUT = 100mVP-P
-10
Rg = OPEN, Rf = 0
-20
10
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
FIGURE 41. FREQUENCY RESPONSE vs CLOSED LOOP GAIN
1
0
-1
-2
RL = 100k
-3
RL = 10k
-4
RL = 1k
-5
RL = 499
-6 V+ = ±5V
-7 CL = 4pF
-8
-9
AV = +1
VOUT = 10mVP-P
1k
10k
100k
1M
10M
FREQUENCY (Hz)
FIGURE 43. GAIN vs FREQUENCY vs RL
8
6
4
Rf = Rg = 100k
2
Rf = Rg = 10k
0
Rf = Rg = 1k
-2
-4 V+ = ±5V
-6 RL = 10k
-8
CL = 4pF
AV = +2
-10 VOUT = 10mVP-P
Rf = Rg = 100
-121k
10k
100k
1M
10M
FREQUENCY (Hz)
FIGURE 42. FREQUENCY RESPONSE vs FEEDBACK RESISTANCE
Rf/Rg
1
0
-1
-2
RL = 100k
-3
RL = 10k
-4
RL = 1k
-5
-6 V+ = ±20V
-7
CL = 4pF
AV = +1
-8 VOUT = 100mVP-P
RL = 499
-91k
10k
100k
1M
FREQUENCY (Hz)
10M
FIGURE 44. GAIN vs FREQUENCY vs RL
Submit Document Feedback 17
FN6631.8
September 29, 2015
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