Teac MC-D90 - TA2092 N POWER DRIVER AND BLOCK DIAGRAM

SERVICE MANUAL
10
PIN No. NAME DESCRIPTION
PW GND
OUT (-) 1
PV
CC1
OUT (+) 1
V
IN1
VRI
VCI
VIN2
OUT (+) 2
PV
CC2
OUT (-) 2
PW GND
PW GND
OUT (-) 3
PV
CC3
OUT (+) 3
V
IN3
S GND
S V
CC
VIN4
OUT (+) 4
P
VCC4
OUT (-) 4
PW GND
TA2092N (POWER DRIVER)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Power GND
Connected to substrate.
pin are connected inside.
Inverted output for CH1
Supply terminal of output stage for CH1
Supply terminal of output stage are not connected to other channel terminal.
Non-inverted output for CH1
Input for CH1. Not biased inside
Input reference voltage
Under condition of V
RI 1.8V, internal bias circuit is shut off.
No signal input condition : V
RI = VIN
Output reference voltage. VOUT = VCI = (VCC-VF)/2
Input for CH2
Non-inverted output for CH2
Supply terminal of output stage for CH2
Inverted output for CH2
Power GND
Power GND
Inverted output for CH3
Supply terminal of output stage for CH3
Non-inverted output for CH3
Input for CH3
Supply terminal of small signal GND
Small signal GND
Input for CH4
Non-invered output for CH4
Supply terminal of output stage for CH4
Inverted output for CH4
Power GND
BLOCK DIAGRAM
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