July 1994

6

Philips Semiconductors

Product specification

2 x 12 W hi-fi audio power amplifier

TDA1521

TDA1521Q

CHARACTERISTICS

PARAMETER

CONDITIONS

SYMBOL

MIN.

TYP.

MAX.

UNIT

Supply voltage range

operating mode

± 7,5

± 16,0

± 21,0

V

input mute mode

± 2,0

−± 5,8

V

Repetitive peak

output current

2,2

−−

A

Operating mode: symmetrical power supply; test circuit as per Fig.12;

Total quiescent current

18

40

70

mA

Output power

THD = 0,5%

10

12

−

W

THD = 10%

12

15

−

W

Total harmonic

distortion

THD

−

0,15

0,2

%

Power bandwidth

THD = 0,5%

note 1

B

20 to

20k

Hz

Voltage gain

29

30

31

dB

Gain balance

∆G

V

−

0,2

1,0

dB

Noise output voltage

(r.m.s, value);

unweighted (20 Hz to 20 kHz)

−

70

140

µV

Input impedance

|Z

14

20

26

k

Ω

Ripple rejection

note 2

SVRR

40

60

−

dB

Channel separation

46

70

−

dB

Input bias current

−

0,3

−µA

DC output offset

with respect

voltage

to ground

−

30

200

mV

Input mute mode: symmetrical power supply; test circuit as per Fig.12;

Total quiescent current

9

3040mA

Output voltage

−

0,6

1,8

mV

Noise output voltage

(r.m.s. value);

unweighted (20 Hz to 20 kHz)

−

70

140

µV

Ripple rejection

note 2

SVRR

35

55

−

dB

DC output offset

with respect

voltage

to ground

−

40

200

mV