TDA8933 NXP Semiconductors, TDA8933 Datasheet - Page 21

• Manufacturer Part Number: TDA8933
• Description: Class-D audio amplifier
• Manufacturer: NXP Semiconductors

NXP Semiconductors
13. Dynamic characteristics
Table 11.
V
Table 12.
V
TDA8933_1
Preliminary data sheet
Symbol
Internal oscillator
f
Timing PWM output: pins OUT1 and OUT2
t
t
t
Symbol
P
THD+N
G
| G
SVRR
|Z
osc
r
f
w(min)
P
P
o(RMS)
cs
v(cl)
i
|
= 25 V; T
= 25 V, R
V
|
Switching characteristics
SE characteristics
amb
L
= 2
Parameter
RMS output power
total harmonic
distortion-plus-noise
closed-loop voltage gain
voltage gain difference
channel separation
supply voltage ripple
rejection
input impedance
Parameter
oscillator frequency
rise time
fall time
minimum pulse width
= 25 C; unless otherwise specified.
8 , f
i
= 1 kHz, f
osc
= 320 kHz, R
Conditions
R
range
I
I
I
Conditions
continuous time output power
per channel
R
R
short time output power per
channel; THD+N = 10 %,
see
R
P
V
P
Operating mode
differential
O
O
O
osc
o
i
o
L
L
L
= 0 A
= 0 A
= 0 A
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
=100 mV; no load
f
f
i
i
i
i
= 1 W
= 1 W; f
= 4 ; V
= 8 ; V
= 8 ; V
= 1 kHz
= 6 kHz
= 100 Hz
= 1 kHz
Figure 23
= 39 k
Rev. 01 — 15 May 2007
S
i
< 0.1
P
P
P
= 1 kHz
= 17 V
= 25 V
= 31 V
for details
[6]
i
i
i
i
i
i
i
i
= 1 kHz
= 100 Hz
= 1 kHz
= 100 Hz
= 1 kHz
= 100 Hz
= 1 kHz
= 100 Hz
www.DataSheet.co.kr
and T
amb
= 25 C; unless otherwise specified.
[1]
[2]
[3]
[4]
Min
-
300
-
-
-
Min
5.9
-
7.5
-
7.3
-
9.3
-
11.2
14.1
-
-
29
-
70
-
40
70
Typ
320
-
10
10
80
Typ
6.5
6.5
8.3
8.3
8.1
8.1
10.3
10.3
12.4
15.7
0.011
0.06
30
0.5
80
60
50
100
Class-D audio amplifier
TDA8933
© NXP B.V. 2007. All rights reserved.
Max
-
500
-
-
-
Max
-
-
-
-
-
-
-
-
-
-
0.1
0.1
31
1
-
-
-
-
Unit
kHz
kHz
ns
ns
ns
Unit
W
W
W
W
W
W
W
W
W
W
%
%
dB
dB
dB
dB
dB
k
21 of 47
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