TDF8590TH NXP Semiconductors, TDF8590TH Datasheet - Page 14

• Manufacturer Part Number: TDF8590TH
• Description: The TDF8590TH is a high-efficiency class-D audio power amplifier with low powerdissipation for application in car audio systems
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 9.
V
otherwise specified. See
as L and the capacitor as C.
[1]
[2]
[3]
[4]
[5]
[6]
TDF8590TH_2
Product data sheet
Symbol
P
I
THD
G
SVRR
V
CMRR
Z
OM
P
mute
o
n(o)
v(cl)
i(dif)
= 27 V; R
R
Output power is measured indirectly; based on R
THD is measured in a bandwidth of 22 Hz to 20 kHz, AES brick wall. Maximum limit is guaranteed but may not be 100 % tested.
V
B = 22 Hz to 20 kHz, AES brick wall (see
B = 22 Hz to 20 kHz, AES brick wall, independent on R
ripple
s(L)
is the series resistance of inductor of low-pass LC filter in the application.
= V
Parameter
output power
peak output current
total harmonic distortion P
closed-loop voltage gain
supply voltage rejection
ratio
differential input
impedance
noise output voltage
mute attenuation
common mode rejection
ratio
Dynamic characteristics (BTL)
ripple(max)
L
= 8 ; f
10.2 Dynamic characteristics (BTL)
= 2 V (peak-to-peak value); R
i
= 1 kHz; f
Section 12.7
osc
= 310 kHz; R
for the BTL application schematics. The 2nd order demodulation filter coil is referred to
Conditions
L = 10 H, C = 1 F; T
V
L = 10 H; C = 1 F; T
V
L = 22 H; C = 680 nF; T
R
L = 22 H; C = 680 nF; T
R
current limiting, see
P
operating; f
operating; f
mute; f
standby; f
measured between the input pins INP
and INM
operating; V
operating; V
mute; V
mute; V
f
f
i
i(CM)
P
P
o
o
L
L
= 1 kHz; V
= 1 W; f
= 1 W; f
= 18 V; THD = 0.5 %
= 18 V; THD = 10 %
= 8 ; V
= 8 ; V
Section
= 1 kHz; V
ripple
P
P
S
= 27 V
= 18 V
DSon
ripple
12.4).
i
i
= 0 .
ripple
ripple
P
P
= 1 kHz
s(L)
= 1 kHz
= 10 kHz
in
P
P
Rev. 02 — 23 April 2007
= 27 V; THD = 0.5 %
= 27 V; THD = 10 %
= 1 V (RMS value)
measurement (see
= 100 Hz
= 27 V; R
= 18 V; R
S
< 0.1
i(CM)
= 100 Hz
= 1 kHz
(see
2
Section 6.4.3
= 1 V (RMS value)
Section
80 W SE (4 ) or 1
j
j
= 85 C; R
= 85 C; R
[1]
j
j
S
S
; T
= 85 C;
= 85 C;
= 0
= 0
amb
12.4).
Section
= 40 C to +85 C; T
L
L
= 4 ;
= 4 ;
12.3).
[2]
[2]
[2]
[2]
[3]
[3]
[4]
[4]
[4]
[4]
[5]
[5]
[6]
[6]
160 W BTL (8 ) class-D amplifier
Min
-
-
-
-
8
-
-
31
-
50
-
-
22
-
-
-
-
-
-
j
= 40 C to +150 C; unless
Typ
97
120
130
160
-
0.02
0.15
32
68
68
68
80
34
240
200
180
125
70
75
TDF8590TH
© NXP B.V. 2007. All rights reserved.
Max
-
-
-
-
-
0.2
-
33
-
-
-
-
-
-
-
-
-
-
-
Unit
W
W
W
W
A
%
%
dB
dB
dB
dB
dB
k
dB
dB
14 of 30
V
V
V
V