LT1115_1 Datasheet, PDF (6/16 Pages) Linear Integrated Systems – Ultralow Noise, Low Distortion, Audio Op Amp

LT1115
TYPICAL PERFOR A CE CHARACTERISTICS
Voltage Gain vs Frequency
160
Gain, Phase vs Frequency
70
140
60
PHASE
120
50
100
80
60
40
20
V_S = ± 18V
0 T_A = 25^°C
R_L = 2k
–20
0.01 0.1 1 10 100 1k 10k 100k 1M 10M 100M
FREQUENCY (Hz)
LT1115 • TPC19
40
30
GAIN
20
10
V_S = ±18V
0 T_A = 25°C
C_L = 10pF
– 10
10k
100k
1M
10M
FREQUENCY (Hz)
70
60
50
40
30
20
10
0
– 10
100M
LT1115 • TPC20
Voltage Gain vs Supply Voltage
100
T_A = 25°C
R_L = 2kΩ
R_L = 600Ω
10
1
0
±5
± 10
± 15
± 20
SUPPLY VOLTAGE (V)
LT1115 • TPC21
Voltage Gain vs Load Resistance
100
V_S = ±18V
T_A = 25^°C
I_LMAX = 27mA AT 25°C
10
1
0.1
1
10
LOAD RESISTANCE (kΩ)
LT1115 • TPC22
Capacitance Load Handling
80
70
30pF
60
R_S
+ ^2k
50
– _CL
40
30
20
10
0
10
A_V = – 1, R_S = 2k
A_V = – 10
R_S = 200Ω
A_V = – 100
R_S = 20Ω
V_S = ±18V
T_A = 25°C
100
1000
CAPACITIVE LOAD, C_L (pF)
10000
LT1115 • TPC23
Common Mode Limit Over
Temperature
V⁺
–1
–2
V_S = ± 5V
–3
V_S = ± 18V
–4
+4
+3
+2
+1
V^–
0
V_S = ± 5V TO ±18V
15
30
45
60
75
TEMPERATURE (°C)
LT1115 • TPC24
Common Mode Rejection Ratio
vs Frequency
140
120
100
80
60
40
20 _{VS = ± 18V}
T_A = 25^°C
0
10 100
1k 10k 100k
FREQUENCY (Hz)
1M 10M
LT1115 • TPC25
Power Supply Rejection Ratio
vs Frequency
160
140
120
NEGATIVE
100
SUPPLY
80
POSITIVE
SUPPLY
60
40
20 V_S = ± 18V
T_A = 25^°C
0
0.1 1 10
100 1k 10k 100k
FREQUENCY (Hz)
1M 10M
LT1115 • TPC26
Large-Signal Transient Response
FPO
A_V = –1
R_S = R_f = 2k
C_f = 30pF
1µs/DIVISION
1115fa
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