LF147 - LF247 - LF347
INPUT BIAS CURRENT versus FREE AIR
TEMPERATURE
LARGE SIGNAL DIFFERENTIAL VOLTAGE
AMPLIFICATION AND PHASE SHIFT versus
FREQUENCY
100
V
CC
=
INPUT BIAS CURRENT (nA)
10
1
0.1
15V
DIFFERENTIAL VOLTAGE
AMPLIFICATION (V/V)
1000
400
200
100
40
20
10
4
2
1
-75
V
CC
= 15V
V
O
= 10V
R
L
= 2k
Ω
-50
0.01
-50
-25
0
25
50
75
100
125
-25
0
25
50
75
100
125
TEMPERATURE (˚C)
TEMPERATURE (˚C)
LARGE SIGNAL DIFFERENTIAL VOLTAGE
AMPLIFICATION AND PHASE SHIFT versus
FREQUENCY
TOTAL POWER DISSIPATION versus FREE AIR
TEMPERATURE
PHASE SHIFT
(right scale)
DIFFERENTIAL
VOLTAGE
AMPLIFICATION
(left scale)
180
10
1
100
R = 2kW
L
C
L
= 100pF
V
CC
= 15V
T
amb
= +125°C
1K
10K
100K
1M
10M
FREQUENCY (Hz)
90
0
TOTAL POWER DISSIPATION (mW)
100
250
225
200
175
150
125
100
75
50
25
0
-75
-50
-25
0
25
50
TEMPERATURE (˚C)
DIFFERENTIAL VOLTAGE
AMPLIFICATION (V/V)
V
CC
= 15V
No signal
No load
75
100
125
SUPPLY CURRENT PER AMPLIFIER versus
FREE AIR TEMPERATURE
COMMON MODE REJECTION RATIO versus
FREE AIR TEMPERATURE
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
-75
-50
-25
0
25
50
TEMPERATURE (˚C)
SUPPLY CURRENT (mA)
SUPPLY CURRENT (mA)
V
CC
= 15V
No signal
No load
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
T
amb
= +25°C
No signal
No load
75
100
125
0
2
4
6
8
10
12
14
16
SUPPLY VOLTAGE (V)
5/10
STMICROELECTRONICS [ STMICROELECTRONICS ]
