Microsemi

Linfinity Microelectronics Division

11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570

Page 11

Copyright

© 2001

Rev. 1.2a,2004-06-10

AudioMAX™

LX1721 / 1722

Class-D Stereo Power Amplifier Controller

I N T E GRA T ED

PR ODUC T S

CHARACT ER ISTIC CURVES ( C ONTINUED)

-150

+10

-140

-130

-120

-110

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

+0

-94.11

-96.079

20

20k

50

100

200

500

1k

2k

5k

10k

3.96192k

.973932k

Frequency (Hz)

dx=-2.9880 kHz

dy=-1.969 dB

10Hz – 22kHz Bandwidth

A-Weighted

45%

50%

55%

60%

65%

70%

75%

80%

85%

90%

0

5

10

15

20

25

30

Output Power (W)

8Ω

4Ω

2Ω

Power Supply Rejection Ratio (PSRR)

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

0

10

100

1000

10000

100000

Frequency (Hz)

15V+1,Left

15V+1,Right

15V-1,Left

15V-1,Right