LT1881 Linear Technology, LT1881 Datasheet - Page 7

• Manufacturer Part Number: LT1881
• Description: Dual and Quad Rail-to-Rail Output/ Picoamp Input Precision Op Amps
• Manufacturer: Linear Technology

TYPICAL PERFOR A CE CHARACTERISTICS
–10
10
–2
–4
–6
–8
60
58
56
54
52
50
48
46
8
6
4
2
0
0
0
Settling Time vs Output Step
Phase Margin vs Supply Voltage
V
A
5 10 15 20 25 30 35 40 45 50 55 60 65
S
V
4
= 15V
= –1
–10
–20
–30
–40
TOTAL SUPPLY VOLTAGE (V)
0.1%
8
10
0
1k
0.1%
SETTLING TIME ( s)
Gain vs Frequency with C
A
12
V
V
= 1
S
16
= 15V
–55 C
125 C
10k
0.01%
20
FREQUENCY (Hz)
100k
24
0.01%
125 C
W
28
1M
1881/2 G04
1881/2 G07
32
U
36
LOAD
10M
1500pF
1000pF
500pF
0pF
1881/2 G10
,
100M
–10
–20
–30
–40
–10
10
10
–2
–4
–6
–8
0
8
6
4
2
0
1k
Gain vs Frequency, A
0
Settling Time vs Output Step
V
A
5 10 15 20 25 30 35 40 45 50 55 60 65
S
V
0.1%
= 15V
= 1
10k
0.1%
SETTLING TIME ( s)
FREQUENCY (Hz)
100k
V
S
= 2.5V
0.01%
0.01%
1M
V
= –1
V
S
= 15V
10M
1881/2 G08
1881/2 G05
–10
–20
–30
–40
10
0
100M
1k
Gain vs Frequency with C
A
V
V
= –1
S
= 15V
10k
–10
–20
–30
–40
900
850
800
750
700
650
600
10
0
1k
FREQUENCY (Hz)
Gain vs Frequency, A
0
100k
Gain Bandwidth Product vs
Supply Voltage
LT1881/LT1882
4
10k
TOTAL SUPPLY VOLTAGE (V)
8
1M
V
FREQUENCY (Hz)
12
S
100k
LOAD
= 2.5V
1800pF
10M
16
1000pF
125 C
25 C
–55 C
500pF
,
0pF
1881/2 G11
20
1M
V
100M
V
24
= 1
S
= 15V
10M
28
1881/2 G09
1881/2 G06
32
100M
7
36