LT1078C View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LT1078C' PDF : 20 Pages View PDF
LT1078/LT1079
TYPICAL APPLICATIONS
85V, –100V Common Mode Range
Instrumentation Amplifier (AV = 10)
1M
10M
+IN
10M
–IN
9V
10M
2– 8
1/2 LT1078 1 100k 6 –
3+
4
7
1/2 LT1078
100k 5 +
1M –9V
OUTPUT
8V TO –9V
LT1078/79 • TA06
BANDWIDTH= 2kHz
OUTPUT OFFSET=8mV
OUTPUT NOISE=0.8mV P-P (0.1Hz TO 10Hz)
=1.4mV RMS OVER FULL BANDWIDTH
(DOMINATED BY RESISTOR NOISE)
INPUT RESISTANCE =10M
Half-Wave Rectifier
2M
2M
INPUT
1M
1.8V
–1.8V
3V
–
1/2 LT1078
OUTPUT
+
VOMIN = 6mV
NO DISTORTION TO 100Hz
1.8V
0V
LT1078/79 • TA07
3.5V
–3.5V
Absolute Value Circuit (Full-Wave Rectifier)
200k
INPUT
200k
5V
3.5V
2– 8
0V
1
1/2 LT1078
5+
3+
4
1N4148
7
1/2 LT1078
6–
OUTPUT
LT1078/79 • TA08
VOMIN = 4mV
NO DISTORTION TO 100Hz
Programmable Gain Amplifier (Single Supply)
1.11k
10k
100k
1M
3V TO 18V
2– 4
1/4 LT1079
3+
11
1
6–
1/4 LT1079
5+
7
9–
1/4 LT1079
IN
10 +
ERROR DUE TO SWITCH ON RESISTANCE,
LEAKAGE CURRENT, NOISE AND TRANSIENTS
ARE ELIMINATED
3V TO 18V
11
1
A
2
3B
4
9
C
88
7
CD4016B
13 5 6
13 –
1/4 LT1079
12 +
14
OUT
LT1078/79 • TA09
GAIN
1000
100
10
CD4016B
PIN 13 PIN 5 PIN 6
HIGH LOW LOW
LOW HIGH LOW
LOW LOW HIGH
14
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