Datasheet

6
LT1468
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Output Short-Circuit Current
vs Temperature
Settling Time to 0.01%
vs Output Step, V
S
= ±15V
Output Voltage Swing
vs Supply Voltage
Output Voltage Swing
vs Load Current
SUPPLY VOLTAGE (±V)
0
1
V
–
OUTPUT VOLTAGE SWING (V)
4
3
2
–4
–3
–2
V
+
–1
5
1468 G10
10 15 20
R
L
= 2k
R
L
= 10k
R
L
= 2k
T
A
= 25°C
R
L
= 10k
OUTPUT CURRENT (mA)
–20
V
–
0.5
OUTPUT VOLTAGE SWING (V)
1.0
2.0
2.5
V
+
–0.5
–2.0
–10
0
5
1468 G11
1.5
–1.5
–1.0
–2.5
–15 –5
10
15
20
V
S
= ±15V
85°C
85°C
40°C
25°C
25°C
–40°C
TEMPERATURE (°C)
–50
10
OUTPUT SHORT-CIRCUIT CURRENT (mA)
15
25
30
35
60
45
0
50
75
1468 G12
20
50
55
40
–25
25
100
125
V
S
= ±15V
V
IN
= ±0.2V
SOURCE
SINK
SETTLING TIME (ns)
0
OUTPUT STEP (V)
2
6
10
800
1468 G13
–2
–6
0
4
8
–4
–8
–10
200
400
600
1000
A
V
= –1
A
V
= –1
A
V
= 1
A
V
= 1
V
S
= ±15V
R
L
= 1k
Settling Time to 0.01%
vs Output Step, V
S
= ±5V
SETTLING TIME (ns)
300
OUTPUT STEP (V)
1
3
5
700
1468 G14
–1
–3
0
2
4
–2
–4
–5
400
500
600
800
A
V
= –1
A
V
= –1
A
V
= 1
A
V
= 1
V
S
= ±5V
R
L
= 1k
Settling Time to 150µV
vs Output Step
SETTLING TIME (ns)
0
OUTPUT STEP (V)
2
6
10
800
1468 G15
–2
–6
0
4
8
–4
–8
–10
200
400
600
1000
V
S
= ±15V
A
V
= –1
R
F
= R
G
= 2k
C
F
= 8pF
Output Impedance vs Frequency
FREQUENCY (Hz)
0.01
OUTPUT IMPEDANCE (Ω)
0.1
1
10
100
10k 1M 10M 100M
1468 G19
0.001
100k
V
S
= ±15V
T
A
= 25°C
A
V
= 100
A
V
= 10
A
V
= 1
SUPPLY VOLTAGE (±V)
0
GAIN BANDWIDTH (MHz)
PHASE MARGIN (DEG)
90
92
94
20
1468 G17
88
86
82
5
10
15
84
98
96
36
38
40
34
32
28
30
44
42
T
A
= 25°C
A
V
= –1
R
F
= R
G
= 5.1k
C
F
= 5pF
R
L
= 2k
PHASE MARGIN
GAIN BANDWIDTH
Gain Bandwidth and Phase
Margin vs Supply Voltage
TEMPERATURE (°C)
–55
84
GAIN BANDWIDTH (MHz)
PHASE MARGIN (DEG)
86
90
92
94
104
98
0
50
75
1468 G18
88
100
102
96
26
28
32
34
36
46
40
30
42
44
38
–25
25
100
125
V
S
= 5V
V
S
= ±5V
V
S
= 15V
V
S
= ±15V
GAIN BANDWIDTH
PHASE MARGIN
Gain Bandwidth and Phase
Margin vs Temperature