TDA8542 datasheet(10/20 Pages) PHILIPS

Teilenummer	TDA8542

Bauteilbeschribung	2 x 1 W BTL audio amplifier

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Hersteller	PHILIPS [NXP Semiconductors]

Direct Link	http://www.nxp.com

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10 / 20 page

1998 Apr 01

10

Philips Semiconductors

Product speciﬁcation

2

× 1 W BTL audio ampliﬁer

TDA8542

Fig.6 THD as a function of frequency.

Po = 0.5 W, Gv = 20 dB.

(1) VCC = 5 V, RL =8 Ω.

(2) VCC = 9 V, RL =16 Ω.

handbook, halfpage

10

1

10−1

10−2

MGD892

10

102

103

104

THD

(%)

f (Hz)

105

(1)

(2)

Fig.7

Channel separation as a function of

frequency.

VCC = 5 V, Vo = 2 V, RL =8 Ω.

(1) Gv =30dB.

(2) Gv =20dB.

(3) Gv = 6 dB.

handbook, halfpage

−100

−90

−80

−70

−60

MGD893

10

102

103

104

105

f (Hz)

α

cs

(dB)

(1)

(2)

(3)

Fig.8 SVRR as a function of frequency.

VCC = 5 V, Rs =0 Ω, Vr 100 mV.

(1) Gv =30dB.

(2) Gv =20dB.

(3) Gv = 6 dB.

handbook, halfpage

−80

−60

−40

−20

MGD894

102

10

103

SVRR

(dB)

f (Hz)

104

105

(1)

(2)

(3)

Fig.9 Po as a function of VCC.

(1) THD = 10%, RL =8 Ω.

(2) THD = 10%, RL =16 Ω.

handbook, halfpage

048

Po

(W)

VCC (V)

12

2.5

0

2

1.5

1

(1)

(2)

0.5

MGD895

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