Limiting values, Thermal characteristics – Philips TDA1561Q User Manual

Page 6

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1997 Aug 14

6

Philips Semiconductors

Preliminary specification

2

×

23 W high efficiency car radio power

amplifier

TDA1561Q

LIMITING VALUES

In accordance with the Absolute Maximum Rating System (IEC 134).

THERMAL CHARACTERISTICS

Note

1. The value of R

th(c-h)

depends on the application (see Fig.3).

SYMBOL

PARAMETER

CONDITIONS

MIN.

MAX.

UNIT

V

P

supply voltage

operating

18

V

non operating

30

V

load dump; t

r

> 2.5 ms

50

V

V

P(sc)

short-circuit safe voltage

18

V

V

rp

reverse polarity voltage

6

V

I

OSM

non-repetitive peak output current

6

A

I

ORM

repetitive peak output current

4

A

P

tot

total power dissipation

60

W

T

stg

storage temperature

55

+150

°

C

T

vj

virtual junction temperature

150

°

C

T

amb

operating ambient temperature

40

°

C

SYMBOL

PARAMETER

CONDITIONS

VALUE

UNIT

R

th(j-c)

thermal resistance from junction to case

see note 1

1.3

K/W

R

th(j-a)

thermal resistance from junction to ambient

40

K/W

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