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TDA8947J Datasheet(PDF) 13 Page - NXP Semiconductors

Part # TDA8947J
Description  4-channel audio amplifier (SE: 1 W to 25 W; BTL: 4 W to 50 W)
PDF  24 Pages
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Manufacturer  PHILIPS [NXP Semiconductors]
Direct Link  http://www.nxp.com
Logo PHILIPS - NXP Semiconductors

TDA8947J Datasheet(HTML) 13 Page - NXP Semiconductors

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Philips Semiconductors
TDA8947J
4-channel audio amplifier
Preliminary data
Rev. 01 — 06 February 2004
13 of 24
9397 750 10779
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
THD = 10%; RL =4 Ω; f = 1 kHz.
THD = 10%; RL =8 Ω; f = 1 kHz.
a.
SE
b.
BTL
Fig 8.
Output power as function of supply voltage.
828
50
0
10
20
30
40
12
Po
(W)
16
20
24
VCC (V)
MCE491
828
50
0
10
20
30
40
12
Po
(W)
16
20
24
VCC (V)
MCE492
VCC =18V; RL =4 Ω.VCC = 18 V; RL =8 Ω.
a.
SE
b.
BTL
Fig 9.
Total power dissipation as function of channel output power per channel (worst case, all channels driven).
MCE493
020
Po (W)
20
0
4
8
12
16
4
PD
(W)
812
16
0
20
Po (W)
20
0
4
8
12
16
4
PD
(W)
812
16
MCE494



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