LT1792 Linear Technology, LT1792 Datasheet - Page 6
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LT1792
Manufacturer Part Number
LT1792
Description
Low Noise/ Precision/ JFET Input Op Amp
Manufacturer
Linear Technology
Datasheet
1.LT1792.pdf
(12 pages)
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TYPICAL PERFOR
V
V
6
LT1792
+
–
–10
– 0.8
– 1.4
–1.0
–1.2
–1.6
+1.0
50
40
30
20
10
2.0
1.8
1.6
1.4
1.2
90
75
60
45
30
15
0
0
0.1
–10
Gain and Phase Shift
vs Frequency
0
Output Voltage Swing
vs Load Current
Warm-Up Drift
V
T
S
A
–8
I
SINK
= 25 C
= 15V
TIME AFTER POWER ON (MINUTES)
–55 C
1
–6 –4
PHASE
OUTPUT CURRENT (mA)
FREQUENCY (MHz)
125 C
GAIN
V
1
2
S
= 5V TO 20V
–2
25 C
SO-8 PACKAGE
N8 PACKAGE
25 C
3
–55 C
0
2
10
4
4
T
V
C
125 C
W
A
S
L
6
= 25 C
= 10pF
= 15V
5
1792 G09
I
A
SOURCE
1792 G15
1792 G12
8
U
100
10
6
80
100
120
140
160
180
200
CE
C
0.0001
50
40
20
10
30
0.001
0
0.01
HARA TERISTICS
0.1
0.1
Capacitive Load Handling
1
V
T
R
V
A
R
C
20
A
S
L
O
V
F
F
Small-Signal Transient Response
A
C
V
THD and Noise vs Frequency for
Noninverting Gain
V
L
S
= 25 C
= 10k
= 20pF
= 15V
= 100mV
= 10
Z
V
A
MEASUREMENT BANDWIDTH
= 10Hz TO 80kHz
= 10pF
= 1
= 15V, 5V
L
O
V
10k
= 2k
= 20V P-P
= 1, 10, 100
1
A
A
V
CAPACITIVE LOAD (pF)
V
C
100
P-P
= 10
= 1
15pF
A
10
FREQUENCY (Hz)
V
NOISE FLOOR
= 100
1 s/DIV
A
V
100
= 10
1k
1000
1792 G13
A
V
10000
10k
1792 G10
= 1
1792 G16
20k
6
4
3
1
0
5
2
– 75
0.0001
0.001
Slew Rate and Gain-Bandwidth
Product vs Temperature
0.01
V
0.1
S
1
– 50
= 15V
20
THD and Noise vs Frequency for
Inverting Gain
Large-Signal Transient Response
A
C
R
V
Z
V
A
MEASUREMENT BANDWIDTH
= 10Hz TO 80kHz
V
L
L
S
L
O
V
= 1
= 10pF
= 2k
= 15V
– 25
= 2k
= 20V P-P
= – 1, – 10, – 100
TEMPERATURE ( C)
100
0
15pF
FREQUENCY (Hz)
NOISE FLOOR
25
5 s/DIV
GBWP
50
A
V
= – 100
A
1k
V
75
= – 10
SR
100
1792 G14
A
125
V
10k
1792 G17
12
10
6
= – 1
8
2
0
4
1792 G11
20k