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
V
P
supply voltage
operating
8
18
V
load dump protected;
see Fig.6
−
45
V
V
DIAG
voltage on diagnostic pin
−
18
V
I
OSM
non-repetitive peak output current
−
6
A
I
ORM
repetitive peak output current
−
4
A
V
rp
reverse polarity voltage
note 1
−
6
V
V
sc
AC and DC short-circuit voltage of output pins
across loads and to ground or supply pins
−
18
V
P
tot
total power dissipation
−
75
W
T
j
junction temperature
−
150
°
C
T
stg
storage temperature
−
55
+150
°
C
T
amb
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
R
th(j-a)
thermal resistance from junction to ambient
in free air
40
K/W
R
th(j-c)
thermal resistance from junction to case
2
K/W
