AN10436 PHILIPS [NXP Semiconductors], AN10436 Datasheet - Page 49
AN10436
Manufacturer Part Number
AN10436
Description
TDA8932B/33(B) Class-D audio amplifier
Manufacturer
PHILIPS [NXP Semiconductors]
Datasheet
1.AN10436.pdf
(55 pages)
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NXP Semiconductors
Table 10.
[1]
AN10436_1
Application note
Symbol
G
V
V
S/N
B
SVRR
I
I
P
q
Fig 52. THD+N as a function of output power
i(sens)
n(o)
v(cl)
It is not recommended to operate the IC at the supply boundaries (10 V or 36 V) unless the supply is regulated well.
THD N
(%)
10
10
10
V
(1) 6 kHz
(2) 1 kHz
(3) 100 Hz
10
10
P
1
2
1
2
3
10
Performance figures
= 22 V, 8 Ω BTL
Parameter
closed-loop voltage gain V
input sensitivity voltage
noise output voltage
signal-to-noise ratio
bandwidth
supply voltage ripple
rejection
supply current
quiescent current
2
5.2.2 Performance graphs BTL
10
1
1
…continued
(1)
(2)
(3)
Conditions/notes
P
MUTE mode
OPERATING mode, inputs shorted at INP, INN -
unweighted, in relation to V
±3 dB
R
shorted
R
shorted
SLEEP mode, no load
MUTE / OPERATING mode
i
rated
L
L
= 100 mV
= 8 W, V
= 4 W, V
10
= 30 W, R
P
001aad783
o
Rev. 01 — 12 December 2007
(W)
ripple
ripple
RMS
10
2
, 1 kHz, R
i
= 500 mV
= 500 mV
= 4.7 kΩ
Fig 53. THD+N as a function of output power
i
RMS
RMS
= 4.7 kΩ, no load
O
= 15.5 V
, 100 Hz, inputs
, 100 Hz, inputs
THD N
(%)
10
10
10
V
(1) 6 kHz
(2) 1 kHz
(3) 100 Hz
10
10
P
1
2
1
2
3
10
= 12 V, 4 Ω BTL
TDA8932B/33(B) Class-D audio amplifier
RMS
2
10
Min
-
-
-
-
0 to 45,000
-
-
-
-
1
25
100
Typ
35.2
305
104
77
77
680
53
1
(1)
(2)
(3)
AN10436
© NXP B.V. 2007. All rights reserved.
10
Max Unit
-
-
-
-
-
-
-
-
-
P
001aad782
o
(W)
dB
mV
μV
μV
dB
Hz
dB
dB
μA
mA
10
2
49 of 55
rms
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