Datasheet

LT1801/LT1802
11
18012fc
TYPICAL PERFORMANCE CHARACTERISTICS
Gain Bandwidth and Phase
Margin vs Supply Voltage
Gain Bandwidth and Phase
Margin vs Temperature
Slew Rate vs Temperature Gain and Phase vs Frequency
Gain vs Frequency (A
V
= 1) Gain vs Frequency (A
V
= 2)
TOTAL SUPPLY VOLTAGE (V)
0
GAIN BANDWIDTH (MHz)
PHASE MARGIN (DEG)
100
90
80
70
60 60
50
40
30
20
8
18012 G19
246 107135 9
GAIN BANDWIDTH
PRODUCT
PHASE MARGIN
T
A
= 25°C
TEMPERATURE (°C)
–55
GAIN BANDWIDTH (MHz)
PHASE MARGIN (DEG)
50
100
70
–15
25
45 125
18012 G20
80
90
60
10
20
40
50
60
30
–35 5
65
85
105
GBW PRODUCT
V
S
= ±2.5V
PHASE MARGIN
V
S
= ±2.5V
PHASE MARGIN
V
S
= ±5V
GBW PRODUCT
V
S
= ±5V
TEMPERATURE (°C)
–55
10
SLEW RATE (V/μs)
15
25
30
35
–15
25
45 125
18012 G21
20
–35 5
65
85
105
A
V
= –1
R
F
= R
G
= 1k
R
L
= 1k
V
S
= ±2.5V
V
S
= ±5V
FREQUENCY (MHz)
0.01
10
OPEN-LOOP GAIN (dB)
PHASE (DEG)
20
30
40
50
0.1 1 10 100 300
18012 G22
0 –40
–10
–20
–30
60
70
–20
0
20
40
60
–60
–80
–100
80
100
V
S
= ±2.5V
V
S
= ±5V
PHASE
GAIN
FREQUENCY (MHz)
–6
GAIN (dB)
0
3
9
12
0.1 10 100 300
18012 G23
–12
1
6
–3
–9
R
L
= 1k
C
L
= 10pF
A
V
= 1
V
S
= ±5V
V
S
= ±2.5V
FREQUENCY (MHz)
0
GAIN (dB)
6
9
15
18
0.1 10 100 300
18012 G24
–6
1
12
3
–3
R
L
= 1k
C
L
= 10pF
A
V
= 2
V
S
= ±5V
V
S
= ±2.5V
0.1Hz to 10Hz Input Voltage Input Current Noise vs Frequency
FREQUENCY (kHz)
1.0
NOISE CURRENT (pA/√Hz)
2.0
3.0
0.5
1.5
2.5
0.01 1 10 100
18012 G17
0
0.1
V
S
= 5V, 0V
NPN ACTIVE
V
CM
= 4.25V
PNP ACTIVE
V
CM
= 2.5V
TIME (SECONDS)
0
INPUT NOISE VOLTAGE (nV)
2000
1000
0
–1000
–2000
8
18012 G18
246 107135 9
V
S
= 5V, 0V