LT1013_1 Datasheet, PDF (17/24 Pages) Linear Technology – Quad Precision Op Amp (LT1014) Dual Precision Op Amp (LT1013)

TYPICAL APPLICATIO S
LT1013/LT1014
LVDT Signal Conditioner
0.005
0.005
30k
+5V
30k _{5 +}
7
LT1013
6_–
–5V
7
8
FREQUENCY =
1.5kHz
YEL-BLK
11
LVDT
RD-
BLUE
BLUE
GRN
10k
4.7k
1N914
LT1004
2N4338
1.2V
1.2k
10μF
7.5k
LVDT = SCHAEVITZ E-100.
100k
PHASE
TRIM
YEL-RD
0.01
100k
BLK
12
14
13
1/2 LTC1043
2₊
8
7
LT1011
3_–
4
1
100k
3₊
1μF _LT1013
2_–
+5V
1k
TO PIN 16, LT1043
1
OUT
0V–3V
200k
10k
1013/14 TA17
Triple Op Amp Instrumentation Amplifier with Bias Current Cancellation
–INPUT
2R
10M
+INPUT
R
5M
2R
10M
10pF
3⁺
1/4 LT1014
2–
1 ^R2
R1
R_G
6–
1/4 LT1014
5+
R1
7 ^R2
R3
9–
8
1/4 LT1014
10 +
R3
OUTPUT
V⁺
12 + ⁴
( ) ^{GAIN =}
1
+
2R1
R_G
R3
R2
1/4 LT1014
13 –
11
14
INPUT BIAS CURRENT TYPICALLY <1nA
INPUT RESISTANCE = 3R = 15M FOR VALUES SHOWN
NEGATIVE COMMON-MODE LIMIT = V^– + I_B × 2R + 30mV
= 150mV for V^– = 0V
I_B = 12nA
100k
V^–
1013/14 TA18
10134fc
17