TDA7053 データシートの表示（PDF） - Philips Electronics
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TDA7053 Datasheet PDF : 12 Pages
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Philips Semiconductors
2 x 1 W portable/mains-fed stereo
power amplifier
Product specification
TDA7053
RATINGS
Limiting values in accordance with the Absolute Maximum System (IEC 134)
PARAMETER
Supply voltage
Non-repetitive peak output current
Total power dissipation
Crystal temperature
Storage temperature range
CONDITIONS
SYMBOL
VP
IOSM
Ptot
Tc
Tstg
MIN.
MAX.
−
18
−
1.5
see Fig.2
−
+ 150
−55
+ 150
UNIT
V
A
°C
°C
THERMAL RESISTANCE
From junction to ambient
Rth j-a
50
K/W
Power dissipation
Assuming: VP = 6 V and RL = 8 Ω:
The maximum sinewave dissipation is 1.8 W, therefore Tamb(max.) = 150 − (50 x 1.8) = 60 °C.
February 1994
Fig.2 Power derating curve.
5
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