2001 Jul 23 10
Philips Semiconductors Preliminary specification
Power amplifier with load detection and
auto BTL/SE selection TDA8586
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 60134).
Note
1. A large reverse current will flow, therefore external protection is needed (fuse and reverse diode).
SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT
VPsupply voltage operating 8 18 V
load dump protected;
see Fig.6 45 V
VDIAG voltage on diagnostic pin 18 V
IOSM non-repetitive peak output current 6A
I
ORM repetitive peak output current 4A
V
rp reverse polarity voltage note 1 6V
V
sc AC and DC short-circuit voltage of output pins
across loads and to ground or supply pins 18 V
Ptot total power dissipation 75 W
Tjjunction temperature 150 °C
Tstg storage temperature 55 +150 °C
Tamb operating ambient temperature 40 +150 °C
Fig.6 Load dump voltage waveform.
handbook, halfpage
MGL404
tr
VP
tf
45 V
14.4 V
t (ms)
THERMAL CHARACTERISTICS
SYMBOL PARAMETER CONDITIONS VALUE UNIT
Rth(j-a) thermal resistance from junction to ambient in free air 40 K/W
Rth(j-c) thermal resistance from junction to case 2 K/W