Datasheet

May 1992 5
Philips Semiconductors Product specification
2 x 22 W or 4 x 11 W single-ended car
radio power amplifier
TDA1558Q
LIMITING VALUES
In accordance with the Absolute maximum System (IEC 134).
THERMAL RESISTANCE
SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT
V
P
positive supply voltage
operating − 18 V
non-operating − 30 V
load dump protected; during 50
ms; rise time ≥ 2.5 ms
− 45 V
V
PSC
AC and DC short-circuit safe voltage − 18 V
V
PR
reverse polarity − 6V
energy handling capability at outputs V
P
= 0 − 200 mJ
I
OSM
non-repetitive peak output current − 6A
I
ORM
repetitive peak output current − 4A
P
tot
total power dissipation − 60 W
T
stg
storage temperature range −55 +150 °C
T
j
junction temperature −+150 °C
SYMBOL PARAMETER THERMAL RESISTANCE
R
th vj-a
from virtual junction to ambient in free air 40 K/W
R
th vj-c
from virtual junction to case (see Fig.3) 1.5 K/W
Fig.3 Equivalent thermal resistance network.
handbook, halfpage
4.0 K/W
0.8 K/W
4.0 K/W
virtual junction
output 1 output 2
case
4.0 K/W
0.8 K/W
4.0 K/W
output 3 output 4
MBC041
0.1 K/W