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2002 Mar 05 11
Philips Semiconductors Product specification
4 × 40 W BTL quad car radio power
amplifier
TDA8571J
Test information
Figures 8 to 13 have the following conditions: V
P
= 14.4 V; R
L
=4Ω; f = 1 kHz; 80 kHz filter used; unless otherwise
specified.
Fig.8 I
P
as a function of V
P
.
handbook, halfpage
0
300
200
100
0
4
V
P
(V)
I
P
(mA)
2081216
MGM566
Fig.9 P
o
as a function of V
P
.
(1) EIAJ; 100 Hz.
(2) THD + N = 10%.
(3) THD + N = 0.5%.
handbook, halfpage
818
80
60
0
20
40
10
P
o
(W)
V
P
(V)
12 14 16
MGM567
(3)
(1)
(2)
Fig.10 THD + N as a function of P
o
.
(1) f = 10 kHz.
(2) f = 1 kHz.
(3) f = 100 Hz.
handbook, halfpage
10
1
P
o
(W)
10
−1
10
−2
MGM568
10
−2
10
−1
11010
2
THD + N
(%)
(1)
(2)
(3)
Fig.11 THD + N as a function of frequency.
(1) P
o
=1W.
(2) P
o
=10W.
handbook, halfpage
10
1
f (Hz)
10
−1
10
−2
MGM569
10 10
2
10
3
10
4
10
5
THD + N
(%)
(1)
(2)