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TDA8947J Datasheet, PDF (12/24 Pages) NXP Semiconductors – 4-channel audio amplifier (SE: 1 W to 25 W; BTL: 4 W to 50 W)
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Philips Semiconductors
TDA8947J
4-channel audio amplifier
102
THD+N
(%)
10
MCE488
102
THD+N
(%)
10
MCE487
1
1
10−1
10−1
10−120−1
1
10
102
Po (W)
10−120−1
1
VCC = 18 V; f = 1 kHz; RL = 4 Ω.
a. SE
VCC = 18 V; f = 1 kHz; RL = 8 Ω.
b. BTL
Fig 6. Total harmonic distortion-plus-noise as function of output power.
10
102
Po (W)
10
THD+N
(%)
1
MCE489
10
THD+N
(%)
1
MCE490
10−1
10−1
10−2
10
102
103
104
105
f (Hz)
10−2
10
102
103
VCC = 18 V; Po = 1 W; RL = 4 Ω.
a. SE
VCC = 18 V; Po = 1 W; RL = 8 Ω.
b. BTL
Fig 7. Total harmonic distortion-plus-noise as function of frequency.
104
105
f (Hz)
9397 750 10779
Preliminary data
Rev. 01 — 06 February 2004
© Koninklijke Philips Electronics N.V. 2004. All rights reserved.
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