TDA8932B NXP Semiconductors, TDA8932B Datasheet - Page 35

• Manufacturer Part Number: TDA8932B
• Description: The TDA8932B is a high efficiency class-D amplifier with low power dissipation
• Manufacturer: NXP Semiconductors

NXP Semiconductors
TDA8932B_4
Product data sheet
Fig 32. Output power as a function of time
Fig 33. Output power efficiency as a function of
(W)
(%)
P
(1) V
(2) V
(3) V
(1) V
(2) V
po
a. R
100
o
32
24
16
80
60
40
20
8
0
0
0
0
board (55 mm
f
output power
i
P
P
P
P
P
= 1 kHz;
L
= 12 V
= 13.5 V
= 15 V
= 12 V; R
= 22 V; R
= 4 ; f
(2)
(3)
(1)
120
(1)
(2)
i
PO
L
L
= 1 kHz; 2 layer SO32 application
= 4
= 8
10
=
240
45 mm) without heat sink
--------------------
P
o
P
+
o
360
p
20
480
P
o
001aae119
001aaf896
(W)
t (s)
Rev. 04 — 18 December 2008
600
30
Fig 34. Power dissipation as a function of output
(W)
(W)
P
(1) V
(2) V
(3) V
P
(1) V
(2) V
b. R
o
3.0
2.0
1.0
60
50
40
30
20
10
0
0
10
0
board (55 mm
f
power
i
P
P
P
2
P
P
= 1 kHz; power dissipation in junction only
L
(3)
= 22 V
= 26 V
= 29 V
= 12 V; R
= 22 V; R
= 8 ; f
(2)
(1)
120
10
i
(2)
(1)
L
L
1
= 1 kHz; 2 layer SO32 application
= 4
= 8
240
45 mm) without heat sink
1
360
Class-D audio amplifier
TDA8932B
10
© NXP B.V. 2008. All rights reserved.
480
P
001aae120
001aaf899
o
t (s)
(W)
600
10
2
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