TDA7056A Datasheet, PDF (6/9 Pages) NXP Semiconductors – 3 W BTL mono audio output amplifier with DC volume control

Philips Semiconductors
3 W BTL mono audio output amplifier with
DC volume control
Product specificiation
TDA7056A
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(dB)
20
MGA075
0
– 20
– 40
– 60
– 80
0
0.4
0.8
1.2
1.6
2.0
V5 (V)
Fig.3 Gain as a function of DC volume control.
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Vnoise
(µV)
800
MGA076 - 1
600
400
200
0
0
0.4
0.8
1.2
1.6
2.0
V5 (V)
Fig.4 Noise output voltage as a function of DC
volume control.
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I5
(µA)
60
MGA077 - 1
20
– 20
– 60
– 100
0
0.4
0.8
1.2
1.6
2.0
V5 (V)
Fig.5 Control current as a function of DC volume
control.
July 1994
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