lt1990ais8-trpbf Linear Technology Corporation, lt1990ais8-trpbf Datasheet - Page 12

• Manufacturer Part Number: lt1990ais8-trpbf
• Description: ?250v Input Range G = 1, 10, Micropower, Difference Amplifier
• Manufacturer: Linear Technology Corporation

LT1990
TYPICAL PERFOR A CE CHARACTERISTICS
12
REF
100
60
50
40
30
20
5k
10
1k
1
–10
100
Output Impedance vs Frequency
0
Settling Time vs Output Step,
G = 1
0.1 to 10Hz Noise Voltage
V
T
G = 1
S
A
0.01% OF
–8
1
0.1% OF
= ±1.5V TO ±15V
= 25°C
STEP
STEP
–6
G = 10
2
–4 –2
1k
3
OUTPUT STEP (V)
FREQUENCY (Hz)
4
TIME (S)
0
5
G = 1
10k
2
6
0.01% OF
4
7
STEP
V
T
V
R
W
A
S
S
L
6
8
= 25°C
0.1% OF
= 5V, 0V
= ±15V
= 10k
STEP
100k
1990 G19
1990 G22
8
1990 G25
9
U
10
10
200k
–10
–20
–30
–40
REF
320
300
280
260
240
220
200
180
160
140
70
60
50
40
30
20
10
0
–10
10
Settling Time vs Output Step,
G = 10
0
Power Supply Rejection Ratio
vs Frequency
0.01 to 1Hz Noise Voltage
V
T
G = 1
S
A
–8
10
0.01% OF
0.1% OF
= 25°C
= ±1.5V TO ±15V
STEP
STEP
G = 1
–6
20
100
G = 10
–4 –2
30
FREQUENCY (Hz)
OUTPUT STEP (V)
40
TIME (S)
1k
50
0
60
2
10k
70
4
0.01% OF
0.1% OF
V
T
V
R
STEP
STEP
A
S
S
L
80
6
= 25°C
= 5V, 0V
= ±15V
= 10k
100k 200k
1990 G20
90
1990 G23
1990 G26
8
100
10
10000
1000
–20
–40
–60
100
60
40
20
30
25
20
15
10
0
5
10
0
Warm-Up Drift vs Time
Overshoot vs Capacitive Load
Voltage Noise Density
vs Frequency
1
V
T
REFERRED TO INPUT
V
T
V
GAIN = 1
R
A
S
A
S
OUT
L
= ±15V
= 25°C
= 25°C
= ±1.5V TO ±15V
= 10k
V
V
10
= ±50mV
S
S
TIME AFTER POWER-UP (S)
= 3V, 0V
= ±15V
10
CAPACITIVE LOAD (pF)
100
FREQUENCY (Hz)
20
100
30
1000
1000
40
1990 G21
1990 G24
1990 G27
1990fb
10000
10000
50