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