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© Koninklijke Philips Electronics N.V. 2004. All rights reserved.

Preliminary data sheet

Rev. 01 — 4 May 2004

9 of 17

Philips Semiconductors

TFA9843BJ

2-channel audio amplifier (2

× SE)

Fig 8.

Output power as function of supply voltage.

Fig 9.

Total (worst-case, both channels driven) power

dissipation as function of channel output power

per channel.

bandpass filter of 20 Hz to 22 kHz has been applied;

inputs short-circuited.

Fig 10. Channel separation as function of frequency

(no bandpass filter applied).

Fig 11. Supply voltage ripple rejection as function of

frequency.

828

50

0

10

20

30

40

12

(W)

16

20

24

001aaa421

020

Po (W)

10

0

2

4

6

8

4

(W)

812

16

001aaa422

−100

0

−80

−60

−40

−20

001aaa423

10

(dB)

f (Hz)

0

−80

−60

−40

−20

001aaa424

10

SVRR

(dB)

f (Hz)