TDA8571 datasheet(9/20 Pages) PHILIPS

номер детали	TDA8571

подробное описание детали	4 x 40 W BTL quad car radio power amplifier

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производитель	PHILIPS [NXP Semiconductors]

домашняя страница	http://www.nxp.com

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9 / 20 page

1998 Mar 13

9

Philips Semiconductors

Preliminary speciﬁcation

4 x 40 W BTL quad car radio power

ampliﬁer

TDA8571J

AC CHARACTERISTICS

VP = 14.4 V; RL =4 Ω; f = 1 kHz; Tamb =25 °C; measured in Fig.7; unless otherwise speciﬁed.

Notes

1. Dynamic Distortion Detector (DDD) active, pin 9 is set to logic 0.

2. Frequency response externally fixed.

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

Po

output power

THD = 0.5%

16

19

−

W

THD = 10%

21

26

−

W

VP = 13.7 V; THD = 0.5%

−

17.5

−

W

VP = 13.7 V; THD = 10%

−

23

−

W

Po(max)

maximum output power

THD = maximum; Vi = 2 V (p-p)

square wave

34

40

−

W

THD

total harmonic distortion

Po =1W

−

0.1

−

%

V9 = 0.6 V; note 1

−

10

−

%

Bp

power bandwidth

THD = 0.5%; Po = −1dB

with respect to 16 W

−

20 to

20000

−

Hz

fro(l)

low frequency roll-off

at

−1 dB; note 2

−

25

−

Hz

fro(h)

high frequency roll-off

at

−1dB

20

−−

kHz

Gv(cl)

closed-loop voltage gain

33

34

35

dB

SVRR

supply voltage ripple rejection on; Rs =0 Ω;

Vripple =Vripple(max) = 2 V (p-p)

40

−−

dB

mute; Rs =0 Ω;

Vripple =Vripple(max) = 2 V (p-p)

50

−−

dB

standby; Rs =0 Ω;

Vripple =Vripple(max) = 2 V (p-p)

80

−−

dB

Z

i

input impedance

25

30

38

k

Ω

Vn(o)

noise output voltage

on; Rs =0 Ω;

B=20Hzto20kHz

−

125

170

µV

on; Rs =10kΩ;

B=20Hzto20kHz

−

150

−µV

mute; B = 20 Hz to 20 kHz;

independent of Rs

−

100

−µV

α

cs

channel separation

Po = 16 W; Rs =10kΩ

45

−−

dB

∆G

v

channel unbalance

−−

1dB

Vo

output signal in mute

Vi =Vi(max) = 1 V (RMS)

−−

2mV

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