TDA8559T datasheet(22/32 Pages) PHILIPS

22 / 32 page

1997 Jun 27

Philips Semiconductors

Product speciﬁcation

Low-voltage stereo headphone ampliﬁer

TDA8559

Response curves for high input mode

Fig.31 Po as a function of VP (SE) (stereo

headphone).

(1) RL =32 Ω, THD = 10%.

(2) RL =32 Ω, THD = 0.5%.

handbook, halfpage

VP (V)

(W)

0.8

0.6

0.4

0.2

MDA119

(2)

(1)

Fig.32 Total worst case power dissipation as a

function of supply voltage (SE) (stereo

headphone).

(1) RL =25 Ω.

(2) RL =32 Ω.

handbook, halfpage

VP (V)

(W)

1.6

1.2

0.8

0.4

MDA120

(2)

(1)

Fig.33 THD as a function of Po (stereo headphone).

VP = 10 V, RL =32 Ω, f = 1 kHz

handbook, halfpage

102

Po (W)

THD

(%)

10−1

10−2

MDA121

10−3

10−2

10−1

Fig.34 THD as a function of frequency (stereo

headphone).

VP = 10 V, RL = 32.

(1) Po = 100 mW.

(2) Po =50mW.

handbook, halfpage

THD

(%)

f (Hz)

10−1

10−2

MDA122

102

103

104

105

(2)

(1)

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