LTC1250 Linear Technology, LTC1250 Datasheet - Page 4

• Manufacturer Part Number: LTC1250
• Description: Very Low Noise Zero-Drift Bridge Amplifier
• Manufacturer: Linear Technology

LTC1250
4
TYPICAL PERFOR
0.2
80
50
40
70
60
30
–5
20
10
0
0
0
1
Voltage Noise vs Frequency
Overload Recovery
Transient Response
V
R
A
S
S
A
V
= ±5V
= 10
V
= 100, R
= 1, R
10
L
L
= 100k, C
FREQUENCY (Hz)
= 100k, C
500 s/DIV
1 s/DIV
100
L
L
= 50pF, V
= 50pF, V
1k
S
S
W
= 5V
= 5V
LTC1250 G11
A
10k
U
CE
C
100
–20
HARA TERISTICS
80
60
40
20
–2
–6
–8
–4
10
0
4
2
0
9
8
7
5
4
3
0
8
6
6
2
1
1k
Gain/Phase vs Frequency
Common-Mode Input Range
vs Supply Voltage
0
Output Swing vs Load
Resistance, Dual Supplies
2
V
SINGLE 5V
T
C
S
A
L
T
1
A
= 25°C
= 100pF
= ±5V OR
V
V
V
= 25°C
3
S
S
S
= ±8V
= ±5V
2
C
= ±2.5V
10k
LOAD RESISTANCE (k )
SUPPLY VOLTAGE (±V)
3
GAIN
FREQUENCY (Hz)
4
4
100k
5
5
NEGATIVE SWING
POSITIVE SWING
6
6
7
PHASE:
R
1M
R
L
L
= 100k
TO GND
8
PHASE:
R
7
L
LTC1250 G10
LTC1250 G07
LTC1250 G08
= 1k
9
10M
10
8
100
80
60
40
20
0
–20
1000
100
140
120
100
10
80
60
40
20
18
16
14
12
10
4
2
0
–50
0
8
6
1
Bias Current (Magnitude) vs
Temperature
Output Voltage Swing vs Load
Resistance, Single Supply
0
Common-Mode Rejection Ratio
vs Frequency
V
S
1
–25
= ±5V
V
V
V
S
S
S
10
2
= 16V
= 10V
= 5V
LOAD RESISTANCE (k )
0
TEMPERATURE (°C)
3
FREQUENCY (Hz)
100
4
25
5
50
1k
6
V
V
75
7
S
CM
V
R
= ±5V
–
L
10k
= 1V
TO GND
= GND
8
LTC1250 G09
100
LTC1250 G14
LTC1250 G12
RMS
9
100k
125
10