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TDA8920C Datasheet, PDF (29/40 Pages) NXP Semiconductors – 2 X110 W class-D power amplifier
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NXP Semiconductors
TDA8920C
2 × 110 W class-D power amplifier
P 40
(W)
35
001aai705
30
25
(1)
20
(2)
15
(3)
10
5
0
0
20
40
60
80
100
120
Po (W)
VP = ±31.5 V, fi = 1 kHz, fosc = 325 kHz.
(1) 2 × 4 Ω SE configuration.
(2) 2 × 6 Ω SE configuration.
(3) 2 × 8 Ω SE configuration.
Fig 20. Power dissipation as a function of output power per channel, SE configuration
100
η
(%)
80
001aai706
(1)
(2)
(3)
60
40
20
0
0
20
40
60
80
100
120
Po (W)
VP = ±30 V, fi = 1 kHz, fosc = 325 kHz.
(1) 2 × 8 Ω SE configuration.
(2) 2 × 6 Ω SE configuration.
(3) 2 × 4 Ω SE configuration.
Fig 21. Efficiency as a function of output power per channel, SE configuration
TDA8920C_1
Preliminary data sheet
Rev. 01 — 29 September 2008
© NXP B.V. 2008. All rights reserved.
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