TDA8561 데이터 시트보기 (PDF) - Philips Electronics

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TDA8561

2×24 W BTL or 4×12 W single-ended car radio power amplifier

Philips Electronics 

Philips Semiconductors

2 × 24 W BTL or 4 × 12 W single-ended

car radio power amplifier

Product specification

TDA8561Q

BLOCK DIAGRAM

non-inverting 1

input 1

60

kΩ

mute switch Cm

VA

2

kΩ

18 kΩ

V P1

5

VP2

13

TDA8561Q

6

output 1

power stage

inverting

3

input 2

supply voltage

4

ripple rejection

non-inverting 17

input 4

mute switch Cm

60

kΩ

VA

2

kΩ

18 kΩ

VP

power stage

stand-by

switch

VA

15 kΩ

x1

PROTECTIONS

thermal

short-circuit

stand-by

reference

voltage

mute

switch

15 kΩ

mute

reference

voltage

mute switch

Cm

60

kΩ

VA

2

kΩ

18 kΩ

power stage

8

output 2

14

mode

select

switch

16

diagnostic

output

12

output 4

mute switch Cm

60

kΩ

inverting 15

input 3

VA

10

2

kΩ

input

reference

voltage

2

18 kΩ

9

ground

(signal)

not connected

power stage

7

GND1

11

GND2

MEA858 - 1

power ground (substrate)

output 3

Fig.1 Block diagram.

1999 Jun 30

3

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