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参数资料
型号： TDF8553J
厂商： NXP SEMICONDUCTORS
元件分类： 音频／视频放大
英文描述： 87 W, 4 CHANNEL, AUDIO AMPLIFIER, PZFM37
封装： PLASTIC, SOT725-1
文件页数： 19/47页
文件大小： 391K
代理商： TDF8553J
TDF8553J_1
NXP B.V. 2008. All rights reserved.
Objective data sheet
Rev. 01 — 3 December 2008
26 of 47
NXP Semiconductors
TDF8553J
4
× 50 Watt power amplier and multiple voltage regulator
Regulator 2 (pin REG2) microprocessor supply; IO = 5 mA unless otherwise specied
VO(reg)
regulator output voltage
0.5 mA
≤ I
O ≤ 350 mA;
10 V
≤ V
P ≤ 18 V
3.1
3.3
3.5
V
SVRR
supply voltage rejection ratio
fripple = 120 Hz;
Vripple = 2 V (p-p)
40
50
-
dB
Vdo
dropout voltage
VBUCAP = 4.75 V
[6][8]
IO = 350 mA
-
1.45
2.0
V
IO
output current
VO ≥ 2.8 V
[4] 350
1000
-
mA
IOS
output short-circuit current
RL ≤ 0.5
[5] 160
300
-
mA
Line regulation
V
O
output voltage variation
10 V
≤ V
P ≤ 18 V
-
3
50
mV
Load regulation
VO
output voltage variation
0.5 mA
≤ IO ≤ 350 mA
-
100
mV
Regulator 3 (pin REG3) mechanical digital supply; IO = 5 mA unless otherwise specied
VO(reg)
regulator output voltage
10 V
≤ VP ≤ 18 V;
0.5 mA
≤ I
O ≤ 500 mA;
5V
≤ V
DCDC ≤ 18 V
3.1
3.3
3.5
V
SVRR
supply voltage rejection ratio
fripple = 120 Hz;
Vripple = 2 V (p-p)
50
65
-
dB
Vdo
dropout voltage
VDCDC = 4.75 V; IO = 500 mA [2][8] -
1.45
2.0
V
IO
output current
VO ≥ 2.8 V
[4] 500
900
-
mA
IOS
output short-circuit current
RL ≤ 0.5
[5] 180
350
-
mA
Line regulation
VO
output voltage variation
5 V
≤ VDCDC ≤ 18 V
-
3
50
mV
Load regulation
VO
output voltage variation
0.5 mA
≤ IO ≤ 500 mA
-
100
mV
Regulator 4 (pin REG4) mechanical drive supply; IO = 5 mA unless otherwise specied
VO(reg)
regulator output voltage
10 V
≤ VP ≤ 18 V;
0.5 mA
≤ IO ≤ 800 mA
IB2[D7:D5] = 001
4.75
5.0
5.25
V
IB2[D7:D5] = 010
5.7
6.0
6.3
V
IB2[D7:D5] = 011
6.6
7.0
7.4
V
IB2[D7:D5] = 100
8.1
8.6
9.1
V
IB2[D7:D5] = 101
7.6
8.0
8.4
V
SVRR
supply voltage rejection ratio
fripple = 120 Hz;
Vripple = 2 V (p-p)
50
65
-
dB
Vdo
dropout voltage
VP = 7 V; IB2[D7:D5] = 011
[3]
IO = 500 mA
-
0.5
0.8
V
IO = 800 mA
-
0.7
1.2
V
IOM
peak output current
T
≤ 3 s; V
O =4V
1
1.5
-
A
IO
output current
VO ≥ 4 V; T ≤ 100 ms;
VP ≥ 11.5 V
[4] 1.5
2
-
A
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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