TDA8950 datasheet(29/39 Pages) PHILIPS

Part #	TDA8950

Description	2 쨈 150 W class-D power amplifier

PDF	39 Pages

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Manufacturer	PHILIPS [NXP Semiconductors]

Direct Link	http://www.nxp.com

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29 / 39 page

TDA8950_2

Product data sheet

Rev. 02 — 11 June 2009

29 of 39

NXP Semiconductors

TDA8950

× 150 W class-D power ampliﬁer

VP = ±35 V, fosc = 345 kHz, Vi = 100 mV, Ci = 330 pF, LLC = 15 µH, CLC = 680 nF.

(1) 1

× 8 Ω BTL conﬁguration.

(2) 2

× 4 Ω SE conﬁguration.

(3) 2

× 6 Ω SE conﬁguration.

(4) 2

× 8 Ω SE conﬁguration.

Fig 23. Closed-loop voltage gain as a function of frequency

Ripple on VDD, short on input pins.

VP = ±35 V, fosc = 345 kHz, RL = 4 Ω, Vripple = 2 V (p-p).

(1) Mute mode.

(2) Operating mode.

(3) Standby mode.

Fig 24. SVRR as a function of ripple frequency, ripple on VDD

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fi (Hz)

105

104

102

103

Gv(cl)

(dB)

(1)

(2)

(3)

(4)

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fripple (Hz)

105

104

102

103

−100

−80

−60

−40

−20

SVRR

(dB)

−140

−120

(3)

(2)

(1)

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