November 1982
4
Philips Semiconductors
Product specification
1 to 4 W audio power amplifier
TDA1015
RATINGS
Limiting values in accordance with Absolute Maximum System (IEC 134)
HEATSINK DESIGN
Assume V
P
= 12 V; R
L
= 4
Ω
; T
amb
= 45
°
C maximum.
The maximum sine-wave dissipation is 1,8 W.
R
th j-a
= R
th j-tab
+ R
th tab-h
+ R
th h-a
=
= 58 K/W.
Where R
th j-a
of the package is 45 K/W, so no external heatsink is required.
Supply voltage
V
P
max.
18
V
Peak output current
I
OM
max.
2,5
A
Total power dissipation
see derating curve Fig.2
Storage temperature
T
stg
−
55 to + 150
°
C
Operating ambient temperature
T
amb
−
25 to + 150
°
C
A.C. short-circuit duration of load
during sine-wave drive; V
P
= 12 V
t
sc
max.
100
hours
Fig.2 Power derating curve.
150
45
–
1 8
,
----------------------
