參數(shù)資料
型號： TDF8553J
廠商： NXP SEMICONDUCTORS
元件分類： 音頻／視頻放大
英文描述： 87 W, 4 CHANNEL, AUDIO AMPLIFIER, PZFM37
封裝： PLASTIC, SOT725-1
文件頁數(shù)： 18/47頁
文件大?。?/td> 391K
代理商： TDF8553J
TDF8553J_1
NXP B.V. 2008. All rights reserved.
Objective data sheet
Rev. 01 — 3 December 2008
25 of 47
NXP Semiconductors
TDF8553J
4
× 50 Watt power amplier and multiple voltage regulator
Vcm(max)(rms) maximum common mode voltage (rms
value)
f = 1 kHz
-
0.6
V
Vn(o)
output noise voltage
lter 20 Hz to 22 kHz;
RS = 600
line driver mode
-
25
35
V
amplier mode
-
50
70
V
Gv(amp)
voltage gain amplier mode
single-ended in to differential
out
25
26
27
dB
Gv(ld)
voltage gain line driver mode
single-ended in to differential
out
19
20
21
dB
Zi
input impedance
Cin = 220 nF
55
70
-
k
αmute
mute attenuation
VO(on)/Vo(mute)
80
90
-
dB
Vo(mute)
mute output voltage
Vi = 1 V (RMS)
-
70
-
V
Bp
power bandwidth
1 dB; THD = 1 %
-
20
-
kHz
Voltage regulator section
VP
supply voltage
regulator 1, 3, 4 and 5 on;
switches 1 and 2 on
10.0
14.4
18
V
standby regulator 2 in
regulation
5.0
-
50
V
standby regulator 6 in
regulation
6.0
-
50
V
Vth(dis)
disable threshold voltage
regulator 1, 3, 4 and 5 on;
switches 1 and 2 on
18.1
22
-
V
VDCDC
DC-to-DC converter voltage
4.75
5.0
VP
V
Iq(tot)
total quiescent current
standby mode
180
250
A
Regulator 1 (pin REG1) audio supply; IO = 5 mA unless otherwise specied
VO(reg)
regulator output voltage
0.5 mA
≤ IO ≤ 400 mA;
10 V < VP <18V
IB2[D3:D2] = 01
7.9
8.3
8.7
V
IB2[D3:D2] = 10
8.1
8.6
9.1
V
IB2[D3:D2] = 11
4.75
5.0
5.25
V
SVRR
supply voltage rejection ratio
fripple = 120 Hz;
Vripple = 2 V (p-p)
50
60
-
dB
Vdo
dropout voltage
VP = 7 V; IB2[D3:D2] = 01
IO = 300 mA
-
0.5
0.8
V
IO = 400 mA
-
0.7
1.2
V
IO
output current
VO ≥ 4V
[4] 400
700
-
mA
IOS
output short-circuit current
RL ≤ 0.5
[5] 100
200
-
mA
Line regulation
V
O
output voltage variation
10 V
≤ V
P ≤ 18 V
-
50
mV
Load regulation
V
O
output voltage variation
5 mA
≤ I
O ≤ 400 mA
-
100
mV
Table 16.
Characteristics …continued
Tamb =25 °C; VDCDC; VP = 14.4 V; RL =4 ; measured in the test circuit Figure 26; unless otherwise specied.
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
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