LT1797 Linear Technology, LT1797 Datasheet - Page 6

• Manufacturer Part Number: LT1797
• Description: 10MHz/ Rail-to-Rail Input and Output Op Amp in SOT-23
• Manufacturer: Linear Technology

LT1797
TYPICAL PERFOR A CE CHARACTERISTICS
6
–10
2.5
1.0
3.5
3.0
2.0
1.5
1.2
1.0
0.8
0.6
0.4
0.2
90
80
70
60
50
40
30
20
10
0
0
–50 –25
10
1k
Input Noise Current Density
vs Frequency
Slew Rate vs Temperature
PSRR vs Frequency
V
S
= 2.5V
POSITIVE SUPPLY
100
10k
0
TEMPERATURE ( C)
FREQUENCY (Hz)
FREQUENCY (Hz)
25
100k
RISING
1k
FALLING
50
NEGATIVE SUPPLY
75
10k
1M
W
V
V
S
S
= 2.5V
100
= 2.5V
1797 G10
1797 G13
1797 G16
U
100k
125
10M
10
13
12
11
–10
–20
–30
9
8
70
60
50
40
30
20
10
0
0
Gain Bandwidth Product and
Phase Margin vs Supply Voltage
10k
f = 100kHz
R
110
100
Gain and Phase Shift
vs Frequency
90
80
70
60
50
40
30
20
10
F
1
= R
1k
CMRR vs Frequency
GAIN BANDWIDTH PRODUCT
G
2
TOTAL SUPPLY VOLTAGE (V)
= 1k
100k
3
PHASE MARGIN
4
10k
FREQUENCY (Hz)
5
FREQUENCY (Hz)
6
1M
GAIN
7
100k
8
PHASE
9
10M
V
10
S
1M
= 2.5V
V
1797 G14
11 12
S
1797 G11
= 2.5V
100M
1797 G17
45
40
35
30
60
55
50
100
80
60
40
20
0
–20
–40
–60
–80
–100
10M
12
11
10
14
13
1k
12.0
11.5
11.0
10.5
10.0
0.01
Gain Bandwidth Product and
Phase Margin vs R
100
0.1
9.5
9.0
8.5
8.0
V
10
1
S
100
– 50
= 5V
Output Impedance vs Frequency
Gain Bandwidth Product
vs Temperature
f = 100kHz
V
S
= 2.5V
– 25
1k
GAIN BANDWIDTH PRODUCT
GAIN = 10
R
0
GAIN = 100
F
TEMPERATURE ( C)
= R
FREQUENCY (Hz)
10k
10k
V
G
V
S
25
S
PHASE MARGIN
= ( )
F
= 5V
= 2.5V
and R
50
100k
G
75
1797 G15
1M
100
100k
1797 G12
1797 G18
60
50
40
30
20
10
125
10M