tfa9810t-n1 NXP Semiconductors, tfa9810t-n1 Datasheet - Page 17

• Manufacturer Part Number: tfa9810t-n1
• Description: Tfa9810 Stereo Full-bridge Audio Amplifier 2 X 12 W
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 10.
T
[1]
[2]
Table 11.
T
TFA9810_2
Preliminary data sheet
Symbol
PWM Output
t
t
t
t
R
Symbol
V
P
P
r
f
resp
w(min)
amb
amb
po
P
o(RMS)
o
DSon
High-side and low-side power switch have the same series resistance.
Output power measured across the loudspeaker load. Output power is measured indirectly via R
= 25 C; V
= 25 C; V
Dynamic characteristics
AC characteristics measured in typical application
Parameter
rise time
fall time
response time
minimum pulse width
drain-source on-state
resistance
output power
efficiency
Parameter
operating supply
voltage
continuous RMS
output power per
channel.
output power
P
P
12.2 Dynamic characteristics
12.3 AC characteristics measured in a typical application
= 12 V; R
= 12 V; R
L
L
= 8 ;
= 8
Figure 33
f
osc
Conditions
transition PWM output from
LOW to HIGH
V
V
transition PWM output from
HIGH to LOW
V
V
PWM output
output power 2 x 9 W into 8 .
P
Conditions
V
R
V
12 V THD = 10 %;
Two channel driven; no heat
sink required.
V
V
THD = 10 %; thermally limited
V
THD = 10 %; thermally limited
V
THD = 10 %; thermally limited
R
THD = 10 %; thermally limited
= 550 kHz;
I
I
I
I
o
P
P
P
P
P
P
L
L
THD = 10 %
THD = 1 %
= 70 mV
= 3.3 V
= 70 mV
= 3.3 V
= P
= V
=12 V; R
= 16 V; R
= 8 ;
=
= 14 V; R
= 12 V; R
= 4 ; V
o(nom)
DDPx
unless otherwise specified.
P
Rev. 02 — 30 August 2007
L
Figure 33
L
L
L
= 8
= 12 V;
V
= 8 ;
= 8 ;
= 6 ;
SSPx
unless otherwise specified.
[1]
[2]
Min
-
-
-
-
-
-
-
-
87
Min
8
-
-
8.5
6.5
-
-
-
-
DSon
Typ
10
10
60
50
60
50
60
0.28
89
Typ
12
9.5
-
9.5
7.5
12
15
12
15
.
Audio amplifier 2 x 12 W
Max
-
-
-
-
-
-
-
0.35
-
Max
20
-
-
-
-
-
-
-
-
© NXP B.V. 2007. All rights reserved.
TFA9810
Unit
ns
ns
ns
ns
ns
ns
ns
%
Unit
V
W
W
W
W
W
W
W
W
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