Datasheet

LTC1052/LTC7652
19
1052fa
TYPICAL APPLICATIO S
U
Precision Isolation Amplifier
LTC1052/7652 • TA19
1
5
1k*
100k*
10
2
7
1
55
14
14
0.1µF0.1µF
13
14
11
74C90 74C90
10k
5
OUTPUT SIDEINPUT SIDE
1
1
22M
4
4
2
L2
STANCOR PCT-39
10k
10k
10k
10k*
2N5434
IN4148
2N54342N5434
2N5434
– 15V
– 15V
– 15V
15V
15V
25mA
– 15V
25mA
15V
15V
15V
2
7
8
30pF
10M
(SELECT)
3
15V
1k
2
1
1k
13.3k*
1k GAIN TRIM
OUT
1000pF
1000pF
1N4148 1N4148
1.8k
68pF
68pF
20k
20k
7
4.3k
11k
DALE TC–10–11
L1
8
39
1.8k
POWER
DRIVER
2N2222
2N2222
74C04
74C04
74C04
330Ω
100pF
36
6
100k
ZERO TRIM
20k
1010
1212
2k
NC
NC
2N3904
250V ISOLATION
0.03% ACCURACY
*1% FILM RESISTOR
FLOATING
SUPPLY
OUTPUTS
2.2µF
2.2µF
FLOATING COMMON
1N4148
2k
÷10÷10
11
11
100k
INPUT
4
1
–
+
LTC1052
+
–
LTC1052
14–PIN
2N3904
+
+