LT1800 Linear Technology, LT1800 Datasheet - Page 9

• Manufacturer Part Number: LT1800
• Description: 80MHz/ 25V/ms Low Power Rail-to-Rail Input and Output Precision Op Amp
• Manufacturer: Linear Technology

TYPICAL PERFOR A CE CHARACTERISTICS
100
90
80
70
60
50
–12
3.0
2.5
2.0
1.5
1.0
0.5
12
–3
–6
–9
–55
0
9
6
3
0
0.01
Gain Bandwidth and Phase
Margin vs Temperature
0.1
Input Current Noise vs Frequency
Gain vs Frequency (A
R
C
A
NPN ACTIVE
V
–35
CM
L
L
V
= 10pF
= 1k
= 1
= 4.25V
–15
0.1
TEMPERATURE ( C)
PHASE MARGIN
1
PNP ACTIVE
V
5
PHASE MARGIN
FREQUENCY (MHz)
FREQUENCY (kHz)
CM
GBW PRODUCT
V
V
S
S
= 2.5V
25
V
= 5V
= 2.5V
S
= 5V
1
45
V
S
10
= 5V
GBW PRODUCT
65
V
V
S
= 1)
= 2.5V
85 105
V
10
V
W
S
S
= 5V, 0V
= 2.5V
100
1800 G20
1800 G17
1800 G23
125
U
100
300
60
50
40
30
20
10
–1000
–2000
2000
1000
30
20
10
35
25
15
0
18
15
12
–3
–6
9
6
3
0
0
–55
0.1Hz to 10Hz Output Voltage
Noise
0.1
Slew Rate vs Temperature
V
Gain vs Frequency (A
A
R
R
R
C
A
S
V
F
L
L
L
V
1
= 5V, 0V
–35
= –1
= R
= 1k
= 10pF
= 1k
= 2
G
2
–15
= 1k
3
1
TEMPERATURE ( C)
TIME (SECONDS)
FREQUENCY (MHz)
5
4
25
5
V
V
V
S
S
45
S
= 5V
= 2.5V
10
6
= 5V
V
65
7
= 2)
V
85 105
S
8
= 2.5V
100
1800 G18
1800 G21
9
1800 G24
10
125
300
–20
–30
–10
100
70
60
50
40
30
20
10
90
80
70
60
0
0.01
0.001
0
Gain and Phase vs Frequency
Gain Bandwidth and Phase
Margin vs Supply Voltage
0.01
600
100
0.1
10
GAIN BANDWIDTH
1
1
0.1
Output Impedance vs Frequency
V
V
V
S
S
S
0.1
2
TOTAL SUPPLY VOLTAGE (V)
= 2.5V
= 5V
= 2.5V
PRODUCT
3
FREQUENCY (MHz)
GAIN
A
1
4
V
FREQUENCY (MHz)
1
= 10
5
A
PHASE MARGIN
V
6
= 2
10
10
A
PHASE
7
V
= 1
LT1800
T
8
A
= 25 C
100 300
1800 G22
1800 G19
9
100
10
1800 G25
–40
100
80
60
40
20
0
–20
–60
–80
–100
60
50
40
30
20
9
1800f
500