JVC CA-PCX290, Руководство по обслуживанию

Страница: 78 / 83

1
2
3
4
5
6
7
8
9
10
11
12
24
23
22
19
18
17
16
15
14
13
- -
+ +
+ +
- -
PW GND
OUT(-)1
PV
CC1
OUT(+)1
V
IN1
V
RI
V
CI
V
IN2
OUT(+)2
PV
CC2
OUT(-)2
PW GND
PW GND
OUT(-)3
PV
CC3
OUT(+)3
V
IN3
SGND
SV
CC1
21
20
V
IN4
OUT(+)4
PV
CC4
OUT(-)4
PW GND
1.Terminal layout 2.Block diagram
TA2092(IC303):Power Driver IC for CD Player
1.Terminal layout 2.Block diagram
3.Pin function
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Pin No. Symbol I/O Function
1 PW GND - Power GND
2 OUT (-) 1 O Inverted output for CH1
3 PV
CC1
O Supply terminal of output stage for CH1
4 OUT (+) 1 I Non-inverted output for CH1
5 V
IN1
I Input for CH1
6 V
R1
I Input reference voltage
7 V
C1
O Output reference voltage
8 V
IN2
I Input for CH2
9 OUT (+) 2 O Non-inverted output for CH2
10 PV
CC2
O Supply terminal of output stage for CH2
11 OUT (-) 2 O Inverted output for CH2
12 PW GND - Power GND
13 PW GND - Power GND
14 OUT (-) 3 O Inverted output for CH3
15 PV
CC3
O Supply terminal of output stage for CH3
16 OUT (+) 3 O Non-inverted output for CH3
17 V
IN3
I Input for CH3
18 S GND - Supply terminal of small signal GND
19 S Vcc - Small signal GND
20 V
IN4
I Input for CH4
21 OUT (+) 4 O Non-inverted output for CH4
22 PV
CC4
O Supply terminal of output stage for CH4
23 OUT (-) 4 O Inverted output for CH4
24 PW GND - Power GND
PCX290
56