TDA8929 datasheet(27/36 Pages) PHILIPS

Part #	TDA8929

Description	Controller class-D audio amplifier

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Manufacturer	PHILIPS [NXP Semiconductors]

Direct Link	http://www.nxp.com

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27 / 36 page

2001 Dec 11

27

Philips Semiconductors

Preliminary speciﬁcation

Controller class-D audio ampliﬁer

TDA8929T

handbook, halfpage

0

25

5

10

15

20

MLD609

10−2

10−1

1

(2)

Po (W)

P

(W)

10

102

103

(1)

(3)

Fig.22 Power dissipation as a function of output

power.

VP = ±25 V; fi = 1 kHz:

(1) 2

× 4 Ω SE.

(2) 1

× 8 Ω BTL.

(3) 2

× 8 Ω SE.

handbook, halfpage

0

(3)

(1)

(2)

150

100

0

20

40

60

80

30

η

(%)

Po (W)

60

90

120

MLD610

Fig.23 Efficiency as a function of output power.

VP = ±25 V; fi = 1 kHz:

(1) 2

× 4 Ω SE.

(2) 1

× 8 Ω BTL.

(3) 2

× 8 Ω SE.

handbook, halfpage

10

(3)

(4)

(1)

(2)

35

200

0

40

80

120

160

15

Po

(W)

VP (V)

20

25

30

MLD611

Fig.24 Output power as a function of supply

voltage.

THD+N= 0.5%; fi = 1 kHz:

(1) 1

× 4 Ω BTL.

(2) 1

× 8 Ω BTL.

(3) 2

× 4 Ω SE.

(4) 2

× 8 Ω SE.

handbook, halfpage

10

(3)

(4)

(1)

(2)

35

200

0

40

80

120

160

15

Po

(W)

VP (V)

20

25

30

MLD612

Fig.25 Output power as a function of supply

voltage.

THD + N = 10%; fi = 1 kHz:

(1) 1

× 4 Ω BTL.

(2) 1

× 8 Ω BTL.

(3) 2

× 4 Ω SE.

(4) 2

× 8 Ω SE.

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TDA8929 Datasheet(PDF) 27 Page - NXP Semiconductors

TDA8929 Datasheet(HTML) 27 Page - NXP Semiconductors

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