Datasheet

LTC201A/LTC202/LTC203
9
201a23fb
50nV
10 sec
Ultra Low Noise, Low Drift Chopper Amplifier
Noise in a 0.1 to 10Hz Bandwidth
APPLICATIO S I FOR ATIO
WUUU
+
+
1µF
0.47µF
1µF
LTC203
LT201_202_203 • AI11
100k
1000pF
100k
10k
1M
10
10
10k
V
+
GND
S2
S1
S3 S4 NC
IN3
IN2
IN1
IN4
D3
D2
D4
D1V
LT1028
LT1097
141610
1312
3
5
1987
4615211
15V
15V
15V
15V
15V
15V
15V
OUTPUT
R2
R1
74C14
INPUT
470pF
NOISE: 40nV
P-P
0.1Hz TO 10Hz
V
OS
:1µV
DRIFT: 0.05µV/°C
GAIN:
A
VOL
:> 10
8
I
b
: 25nA
R2
R1
+1