TDA8932B NXP Semiconductors, TDA8932B Datasheet - Page 20

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

NXP Semiconductors
Table 12.
V
[1]
[2]
[3]
[4]
[5]
Table 13.
V
TDA8932B_4
Product data sheet
Symbol
CMRR
P
Symbol
THD+N
G
SVRR
Z
P
P
po
o(RMS)
v(cl)
i
= 22 V; R
= 22 V; R
R
THD+N is measured in a bandwidth of 20 Hz to 20 kHz, AES17 brick wall.
Maximum V
B = 20 Hz to 20 kHz, AES17 brick wall.
Output power is measured indirectly; based on R
Two layer application board (55 mm
s
is the series resistance of inductor and capacitor of low-pass LC filter in the application.
Parameter
common mode rejection ratio
output power efficiency
RMS output power
Parameter
total harmonic
distortion-plus-noise
closed-loop voltage gain
supply voltage rejection ratio
input impedance
SE characteristics
BTL characteristics
L
L
= 2
= 8 ; f
ripple
= 2 V (p-p); R
4 ; f
i
= 1 kHz; f
i
= 1 kHz; f
s
…continued
osc
= 0 .
= 320 kHz; R
osc
45 mm), 35 m copper, FR4 base material in free air with natural convection.
= 320 kHz; R
Conditions
V
P
continuous time output power per
channel
R
R
short time output power per channel
R
Conditions
P
Operating mode
sleep; f
differential
DSon
Rev. 04 — 18 December 2008
i(cm)
o
o
L
L
L
s
V
V
THD+N = 0.5 %; f
THD+N = 0.5 %; f
THD+N = 10 %; f
THD+N = 10 %; f
THD+N = 0.5 %; f
THD+N = 0.5 %; f
THD+N = 10 %; f
THD+N = 10 %; f
THD+N = 0.5 %
THD+N = 10 %
f
f
f
f
i
i
i
i
= 15 W
= 4 ; V
= 8 ; V
= 4 ; V
= 1 W
< 0.1
P
P
= 1 kHz
= 6 kHz
= 100 Hz
= 1000 Hz
measurement.
s
= 22 V; R
= 30 V; R
= 1 V (RMS)
< 0.1
i
= 100 Hz
[1]
P
P
P
; T
= 22 V
= 30 V
= 29 V
[1]
L
L
amb
; T
= 4
= 8
amb
= 25 C; unless otherwise specified.
i
i
i
i
i
i
i
i
= 1 kHz
= 100 Hz
= 1 kHz
= 100 Hz
= 1 kHz
= 100 Hz
= 1 kHz
= 100 Hz
= 25 C; unless otherwise specified.
[5]
[5]
[2]
[3]
[3]
Min
-
90
91
10.9
-
13.8
-
11.1
-
14.0
-
19.0
23.8
Min
-
-
35
-
70
-
35
Class-D audio amplifier
Typ
0.007
0.05
36
75
75
80
50
Typ
75
92
93
12.1
12.1
15.3
15.3
12.3
12.3
15.5
15.5
21.1
26.5
TDA8932B
© NXP B.V. 2008. All rights reserved.
Max
0.1
0.1
37
-
-
-
Max
-
-
-
-
-
-
-
-
-
-
-
-
-
Unit
%
%
dB
dB
dB
dB
k
Unit
dB
%
%
W
W
W
W
W
W
W
W
W
W
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