Philips Semiconductors
4 × 44 W into 4 Ω or 4 × 75 W into 2 Ω
quad BTL car radio power amplifier
Preliminary specification
TDA8591J
15
handbook, halfpage
P
(W)
10
MGW469
30
handbook, halfpage
P
(W)
20
MGW470
5
10
0
10−3
10−2
10−1
1
10
102
Po (W)
Sine wave input; one channel driven.
Fig.24 Power dissipation as a function of output
power; RL = 4 Ω.
0
10−3
10−2
10−1
1
10
102
Po (W)
Sine wave input; one channel driven.
Fig.25 Power dissipation as a function of output
power; RL = 2 Ω.
15
handbook, halfpage
P
(W)
10
MGW471
30
handbook, halfpage
P
(W)
20
MGW472
5
10
0
10−3
10−2
10−1
1
10
102
Po (W)
0
10−3
10−2
10−1
1
10
102
Po (W)
IEC60268 filtered noise; one channel driven.
Fig.26 Power dissipation as a function of output
power; RL = 4 Ω.
IEC60268 filtered noise; one channel driven.
Fig.27 Power dissipation as a function of output
power; RL = 2 Ω.
2002 Jan 14
20