LT1115_1 Datasheet, PDF (4/16 Pages) Linear Integrated Systems – Ultralow Noise, Low Distortion, Audio Op Amp

LT1115
TYPICAL PERFOR A CE CHARACTERISTICS
Wideband Noise, DC to 20kHz
FPO
0.5ms/DIV
THD + Noise vs Frequency
(A_V = –10)
0.010
A_V = – 10
R_L = 600
V_IN = 2V_P-P (700mV_RMS)
V_OUT = 20V_P-P (7V_RMS)
T_A = 25^°C
V_S = ±18V
Wideband Voltage Noise
(0.1Hz to Frequency Indicated)
10
V_S = ± 18V
T_A = 25°C
1
Total Noise vs Matched Source
Resistance
100
R_S
–
R_S
+
10
AT 10Hz
AT 1kHz
0.1
1.0
2 R_S NOISE ONLY
0.01
100
1k
10k 100k 1M 10M
BANDWIDTH (Hz)
LT1115 • TPC02
THD + Noise vs Frequency
(A_V = –100)
0.1
A_V = –100
R_L = 600
V_IN = 200mV_P-P (70mV_RMS)
V_OUT = 20V_P-P (7V_RMS)
T_A = 25°C
V_S = ±18V
0.010
0.1
1
V_S = ± 18V
T_A = 25°C
3 10 30 100 300 1k 3k 10k
MATCHED SOURCE RESISTANCE, R_S (Ω)
LT1115 • TPC03
THD + Noise vs Frequency
(A_V = –1000)
0.1
AV = – 1000
R_L = 600
V_IN = 20mV_P-P (7mV_RMS)
V_OUT = 20V_P-P (7V_RMS)
T_A = 25°C
V_S = ±18V
0.010
0.001
0.0005
20
100
1k
FREQUENCY (Hz)
20k
LT1115 • TPC04
0.001
20
100
1k
FREQUENCY (Hz)
20k
LT1115 • TPC05
THD + Noise vs Frequency
(A_V = 10)
0.010
A_V = 10
R_L = 600
V_IN = 2V_P-P (700mV_RMS)
V_OUT = 20V_P-P (7V_RMS)
T_A = 25°C
V_S = ±18V
THD + Noise vs Frequency
(A_V = 100)
0.1
0.010
A_V = 100
V_IN = 200mV_P-P (700V_RMS)
V_OUT = 20mV_P-P (7V_RMS)
T_A = 25°C
R_L = 600
V_S = ±18V
0.001
20
100
1k
FREQUENCY (Hz)
20k
LT1115 • TPC06
THD + Noise vs Frequency
(A_V = 1000)
0.1
A_V = 1000
V_IN = 20mV_P-P (7mV_RMS)
V_OUT = 20V_P-P (7V_RMS)
T_A = 25°C
R_L = 600
V_S = ±18V
0.010
0.001
0.0005
20
100
1k
FREQUENCY (Hz)
20k
LT1115 • TPC07
0.001
0.0005
20
100
1k
FREQUENCY (Hz)
20k
LT1115 • TPC08
0.001
20
100
1k
FREQUENCY (Hz)
20k
LT1115 • TPC09
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