TDA8564Q Datasheet, PDF (5/15 Pages) NXP Semiconductors – 2 x 24 W BTL or 4 x 12 W single-ended car radio power amplifier

Philips Semiconductors
2 × 24 W BTL or 4 × 12 W single-ended car
radio power amplifier
Preliminary specification
TDA8564Q
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
V_P
V_psc
V_pr
I_OSM
I_ORM
P_tot
T_stg
T_amb
T_vj
PARAMETER
CONDITIONS
MIN.
supply voltage
operating
−
non-operating
−
load dump protection
during 50 ms; t_r ≥ 2.5 ms −
AC and DC short-circuit safe voltage
−
reverse polarity
−
non-repetitive peak output current
−
repetitive peak output current
−
total power dissipation
−
storage temperature
−55
operating ambient temperature
−40
virtual junction temperature
−
MAX.
18
30
45
18
6
6
4
60
+150
+85
150
UNIT
V
V
V
V
V
A
A
W
°C
°C
°C
THERMAL CHARACTERISTICS
SYMBOL
R_{th j-a}
R_{th j-c}
PARAMETER
thermal resistance from junction to ambient in free air
thermal resistance from junction to case (see Figs 7 and 8)
VALUE
40
1.3
UNIT
K/W
K/W
handbook, halfpage
output 1
virtual junction
2.2 K/W
output 2
2.2 K/W
handbook, halfpage
virtual junction
output 1 output 2
output 3 output 4
3.0 K/W
3.0 K/W
3.0 K/W
3.0 K/W
0.2 K/W
case
MEA861 - 1
0.7 K/W
0.7 K/W
0.2 K/W
case
MEA860 - 2
Fig.7 Equivalent thermal resistance network;
BTL application.
Fig.8 Equivalent thermal resistance network;
single-ended application.
February 1995
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