LT1793 Linear Technology, LT1793 Datasheet - Page 5

• Manufacturer Part Number: LT1793
• Description: Low Noise/ Picoampere Bias Current/ JFET Input Op Amp
• Manufacturer: Linear Technology

TYPICAL PERFOR
120
100
20
80
60
40
10
0
9
8
7
6
5
4
3
2
–75
10
0
Voltage Noise
vs Chip Temperature
0.1Hz to 10Hz Voltage Noise
Power Supply Rejection Ratio
vs Frequency
V
S
–50 –25
= 15V
100
2
–PSRR
TEMPERATURE ( C)
1k
FREQUENCY (Hz)
0
TIME (SEC)
4
10k
25
+PSRR
6
50
100k
75
T
W
8
A
1M
= 25 C
100
1793 G04
A
1793 G01
1793 G07
U
10M
10
125
CE
V
– 20
180
160
140
120
100
V
C
–
80
60
40
20
+
0
–0.5
–2.0
0.01
–1.0
–1.5
+2.0
HARA TERISTICS
3.5
3.0
2.5
4.0
Voltage Gain vs Frequency
10
50
40
30
20
0
0
T
V
C
–60
4.2
A
S
L
1kHz Input Noise Voltage
Distribution
Common Mode Limit
vs Temperature
= 25 C
= 15V
= 10pF
T
V
510 OP AMPS TESTED
A
S
4.6
= 25 C
= 15V
1
INPUT VOLTAGE NOISE (nV/ Hz)
–20
5.0
C
FREQUENCY (Hz)
5.4
100
TEMPERATURE ( C)
5.8
20
6.2
10k
V
V
+
–
6.6
60
= 5V TO 20V
= – 5V TO – 20V
7.0
1M
100
7.4
1793 G08
100M
7.8
1793 G02
1793 G05
140
8.2
–10
50
40
30
20
10
0
0.1
Gain and Phase Shift
vs Frequency
120
100
100
80
60
40
20
10
0
1
1k
1
Voltage Noise vs Frequency
Common Mode Rejection Ratio
vs Frequency
T
V
A
S
= 25 C
= 15V
FREQUENCY (MHz)
1/f CORNER
1
10k
10
30Hz
GAIN
FREQUENCY (Hz)
FREQUENCY (Hz)
100k
100
10
PHASE
T
V
C
A
S
L
LT1793
= 25 C
= 15V
= 10pF
1793 G09
1M
1k
T
V
A
S
100
= 25 C
= 15V
1793 G03
1793 G06
80
100
120
140
160
180
200
5
10M
10k