Harman Kardon HK 990/230, Service Manual

Page: 80 / 141

TL071, TL071A, TL071B, TL072
TL072A, TL072B, TL074, TL074A, TL074B
LOW-NOISE JFET-INPUT OPERATIONAL AMPLIFIERS
SLOS080D – SEPTEMBER 1978 – REVISED AUGUST 1996
POST OFFICE BOX 655303
•
DALLAS, TEXAS 75265
NC
2OUT
NC
2IN –
NC 1IN+
NC
V
CC+
NC
2IN+
NC
V
CC +
NC
OUT
NC
3 2 1 20 19
9 10 11 12 13
4
5
6
7
8
18
17
16
15
14
NC
1IN –
NC
1IN +
NC
(TOP VIEW)
NC 1OUT NC
NC
NC
NC NC
2IN+ CC
–
V
CC
+
V
1
2
3
4
5
6
7
14
13
12
11
10
9
8
1OUT
1IN –
1IN +
V
CC +
2IN +
2IN –
2OUT
4OUT
4IN –
4IN +
V
CC –
3IN +
3IN –
3OUT
TL074, TL074A, TL074B
D, J, N, OR PW PACKAGE
TL074 . . . W PACKAGE
(TOP VIEW)
NC – No internal connection
3 2 1 20 19
9 10 11 12 13
4
5
6
7
8
18
17
16
15
14
NC
IN –
NC
IN +
NC
TL071
FK PACKAGE
(TOP VIEW)
NC OFFSET
N1
NC
NC
NC
NC NC
OFFSET
N2
NC
CC
–
V
TL072
FK PACKAGE
3 2 1 20 19
9 10 11 12 13
4
5
6
7
8
18
17
16
15
14
4IN+
NC
V
CC –
NC
3IN+
TL074
FK PACKAGE
(TOP VIEW)
1IN – 1OUT NC
3IN–
4IN –
2IN–
NC
3OUT
4OUT
2OUT
1
2
3
4
8
7
6
5
OFFSET N1
IN –
IN +
V
CC –
NC
V
CC +
OUT
OFFSET N2
TL071, TL071A, TL071B
D, JG, P, OR PW PACKAGE
(TOP VIEW)
1
2
3
4
8
7
6
5
1OUT
1IN –
1IN +
V
CC –
V
CC +
2OUT
2IN –
2IN +
TL072, TL072A, TL072B
D, JG, P, OR PW PACKAGE
(TOP VIEW)
symbols
+
–
+
–
IN +
IN –
OUT
IN +
IN –
OUT
TL072 (each amplifier)
TL074 (each amplifier)
TL071
OFFSET N1
OFFSET N2
78