TDA8920B NXP Semiconductors, TDA8920B Datasheet - Page 14

• Manufacturer Part Number: TDA8920B
• Description: The TDA8920B is a high efficiency class-D audio power amplifier with very lowdissipation
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Table 9:
V
[1]
[2]
[3]
[4]
[5]
[6]
[7]
[8]
TDA8920B_2
Product data sheet
Symbol
P
THD
G
SVRR
V
V
CMRR
P
Z
cs
o
n(o)
o(mute)
v(cl)
i
G
= 27 V; R
R
Output power is measured indirectly; based on R
Total harmonic distortion is measured in a bandwidth of 22 Hz to 20 kHz, using AES17 20 kHz brickwall filter. Maximum limit is
guaranteed but may not be 100 % tested.
V
B = 22 Hz to 20 kHz, using AES17 20 kHz brickwall filter.
B = 22 Hz to 22 kHz, using AES17 20 kHz brickwall filter; independent of R
P
V
v
ripple
o
i
sL
= V
= 1 W; R
is the series resistance of inductor of low-pass LC filter in the application.
i(max)
= V
Stereo and dual SE application characteristics
Parameter
output power
total harmonic distortion
closed loop voltage gain
supply voltage ripple rejection
input impedance
noise output voltage
channel separation
channel unbalance
output signal in mute
common mode rejection ratio
ripple(max)
L
= 1 V (RMS); f
s
= 4 ; f
= 0 ; f
12.2 Stereo and dual SE application
= 2 V (p-p); R
i
i
= 1 kHz; f
= 1 kHz.
i
= 1 kHz.
s
osc
= 0 .
= 317 kHz; R
DSon
Rev. 02 — 07 November 2005
sL
measurement. See also
< 0.1
Conditions
R
R
R
R
P
operating
mute; f
standby; f
operating
mute
V
o
i(CM)
L
L
L
L
THD = 0.5 %
THD = 10 %
THD = 0.5 %
THD = 10 %
THD = 0.5 %
THD = 10 %
THD = 0.5 %
THD = 10 %
f
f
f
f
R
i
i
i
i
= 3 ; V
= 4 ; V
= 6 ; V
= 8 ; V
= 1 W
= 1 kHz
= 6 kHz
= 100 Hz
= 1 kHz
s
= 0
= 1 V (RMS)
i
= 100 Hz
[1]
i
; T
= 100 Hz
P
P
P
P
amb
= 27 V
= 27 V
= 27 V
= 27 V
= 25 C; unless otherwise specified.
s
.
Section
13.3.
2
[2]
[2]
[2]
[2]
[3]
[4]
[4]
[4]
[5]
[6]
[7]
[8]
100 W class-D power amplifier
Min
-
-
-
-
-
-
-
-
-
-
29
-
40
-
-
45
-
-
-
-
-
-
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Typ
87
110
69
86
48
60
36
45
0.02
0.03
30
55
50
55
80
68
210
160
70
-
100
75
TDA8920B
Max
-
-
-
-
-
-
-
-
0.05
-
31
-
-
-
-
-
-
-
-
1
-
-
14 of 34
Unit
W
W
W
W
W
W
W
W
%
%
dB
dB
dB
dB
dB
k
dB
dB
dB
V
V
V