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Tda8946j, Philips semiconductors, 2 x 15 w stereo btl audio amplifier – Philips TDA8946J User Manual

Page 11

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Philips Semiconductors

TDA8946J

2 x 15 W stereo BTL audio amplifier

Product specification

Rev. 02 — 14 March 2000

11 of 23

9397 750 06863

© Philips Electronics N.V. 2000. All rights reserved.

V

CC

= 18 V.

V

CC

= 18 V.

Fig 10. Efficiency as function of output power.

Fig 11. Power dissipation as function of output power.

No bandpass filter applied.

Fig 12. Channel separation as function of frequency.

handbook, halfpage

100

80

40

20

60

0

0

4

8

12

16

MGU013

RL = 16

8

Po (W)

η

(%)

handbook, halfpage

20

16

8

4

12

0

0

4

8

12

16

P

(W)

MGU012

RL = 8

16

Po (W)

handbook, halfpage

0

20

40

60

80

100

10

10

2

10

3

10

4

10

5

f (Hz)

α

cs

(dB)

MGU009