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LT1102_15 Datasheet, PDF (10/12 Pages) Linear Technology – High Speed, Precision, JFET Input Instrumentation Amplifier
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LT1102
TYPICAL APPLICATIO S
Basic Connections
INPUT
INPUT
V+ NC
5
6+
7
LT1102
3–
8
4
1
2
NC V –
REF
GAIN = 100
V+
5
6+
7
LT1102
3–
8
1 4 V–
2
REF
OUT
OUT
GAIN = 10
LT1102 • TA03
Settling Time Test Circuit
20VP-P
FLAT-TOP INPUT
5.1k
HP5082-2810
R1
100Ω
15V
6+ 5
LT1102
3–
1
4
–15V
8
200Ω
5.0k
R1 = 910Ω, G = 10
R1 = 10k, G = 100
FET PROBE
LT1102 • TA04
Offset Nulling
15V
2k
6+ 5
LT1102
3–
1
OUT
8
1.8k
10k
4
R2
2k
– 15V
R2 = 3.3Ω, G = 10
R2 = 30Ω, G = 100
NULL RANGE = ± 1mV
GAIN DEGRADATION ≈ 0.018%
LT1102 • TA05
1102fb
10
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