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Philips TDA8586 User Manual

Page 5

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2001 Jul 23

5

Philips Semiconductors

Preliminary specification

Power amplifier with load detection and
auto BTL/SE selection

TDA8586

Fig.2 Block diagram SOT418-2 (HSOP20 heatsink up).

handbook, full pagewidth

MGR024

17

OUT1

ACREF

6

IN3

4

IN2

3

IN1

2

IN4

5

MSO

8

n.c.

1

V/I

+

OA

+

20

OUT2

OA

+

OA

+

19

HVP1

VPn

VPn

60
k

V/I

+

60
k

V/I

+

60
k

14

OUT3

V/I

+

OA

+

11

OUT4

7

DIAG

OA

+

OA

+

12

HVP2

60
k

V/I

+

60
k

BUFFER

VPn

30 k

V/I

+

60
k

INTERFACE

DIAGNOSTIC

10

DDDSEL

9

OVERRULE

15

PGND2

VP1

18

VP2

13

16

PGND1

TDA8586TH