Philips TDA8928J 2004 May 05 17, 15.5 Curves measured in reference design, Fig.12 SVRR as function of frequency., Fig.11 Efficiency as function of output power., Fig.10 THD + N as function of frequency., Fig.9 THD + N as function of output power.

2004 May 05 17
Philips Semiconductors Preliminary specification
Power stage 2 x 10 or 1 x 20 W class-D
audio amplifier TDA8928J
15.5 Curves measured in reference design
handbook, halfpage
MGX383
10−210−111010
2
THD + N
(%)
102
10
1
10−1
10−2
10−3
Po (W)
(2)
(1)
(3)
Fig.9 THD + N as function of output power.
2×8ΩSE; VP=±12.5V.
(1) 6kHz.
(2) 1kHz.
(3) 100Hz.
handbook, halfpage
MGX384
10 102103104105
102
10
1
10−1
10−3
10−2
fi (Hz)
THD + N
(%)
(1)
(2)
Fig.10 THD + N as function of frequency.
2×8ΩSE; VP=±12.5V.
(1) Po=10W.
(2) Po=1W.
handbook, halfpage
010
100
0
20
40
60
80
2468
η
(%)
Po (W)
MGX385
Fig.11 Efficiency as function of output power.
2×8ΩSE; VP=±12.5V; fi= 1 kHz.
handbook, halfpage
(4)
MGX386
SVRR
(dB)
−60
−50
−30
−40
−20
−10
0
fi (Hz)
10 102103104105
(2)
(1)
(3)
Fig.12 SVRR as function of frequency.
VP=±12.5V; Vripple(p-p) =2V.
(1) Both supply lines in phase.
(2) One supply line (VSS) rippled.
(3) One supply line (VDD) rippled.
(4) Both supply lines in antiphase.