Philips Semiconductors
Preliminary specification
Power stage 2 × 50 W class-D audio
amplifier
TDA8926
MGU857
MGU858
200
200
handbook, halfpage
handbook, halfpage
P
P
o
o
(W)
160
(W)
160
120
120
80
(1)
80
(1)
(3)
(2)
(3)
(2)
40
0
40
0
10
10
15
20
25
30
35
15
20
25
30
35
V
(V)
V (V)
P
P
THD + N = 0.5%; fi = 1 kHz.
(1) 1 × 8 Ω BTL.
THD + N = 10%; fi = 1 kHz.
(1) 1 × 8 Ω BTL.
(2) 2 × 4 Ω SE.
(2) 2 × 4 Ω SE.
(3) 2 × 8 Ω SE.
(3) 2 × 8 Ω SE.
Fig.17 Output power as a function of supply
voltage.
Fig.18 Output power as a function of supply
voltage.
MLD613
MLD614
0
0
handbook, halfpage
handbook, halfpage
α
α
cs
cs
(dB)
(dB)
−20
−20
−40
−40
−60
−60
(1)
(1)
(2)
(2)
−80
−80
−100
−100
2
3
4
5
2
3
4
5
10
10
10
10
10
10
10
10
10
10
f (Hz)
f (Hz)
i
i
2 × 8 Ω SE; VP = ±21 V.
(1) Po = 10 W.
2 × 4 Ω SE; VP = ±21 V.
(1) Po = 10 W.
(2) Po = 1 W.
(2) Po = 1 W.
Fig.19 Channel separation as a function of input
frequency.
Fig.20 Channel separation as a function of input
frequency.
2002 Oct 10
22
NXP [ NXP ]
